Tuesday, 31 January 2023

15. Types of Irrigation Systems and Their Advantages in Agriculture

 Types of Irrigation Systems

Here some irrigation systems are discussed below:

  1. Surface irrigation
  2. localized irrigation
  3. drip irrigation
  4. sprinkler irrigation
  5. center pivot irrigation
  6. lateral move irrigation
  7. Sub-irrigation
  8. manual irrigation

1. Surface Irrigation:

    Surface irrigation is where water is applied and dispensed over the soil surface using gravity. It is used a long way as the most commonplace form of irrigation during the arena and has been practiced in lots of regions truly unchanged for thousands of years.

    Floor irrigation is often known as flood irrigation, implying that the water distribution is out of control and consequently, inherently inefficient. In truth, some of the irrigation practices grouped underneath this call contain a substantial degree of management. Floor irrigation comes in three predominant sorts; level basin, furrow, and border strip.



Types of Surface irrigation:

Advantages:

  • Control is pretty easy, you do not need any cutting-edge generation. If you have local conventional expertise, you can do it.
  • You do now not need high financial assistance. You could be useful with small lands too.
  • When you have short time water supplies, then this is the best manner for you.
  • In case your drainage device is far, then you just need longer tubes.
  • This is a nature-friendly device, you can make use of rainwater.
  • It also works effectively with a low filtration charge.
  • Low capital and no power value are needed.
  • You may use this irrigation procedure in sloping lands and lengthy fields.

2. Localized Irrigation:

    Localized irrigation is a way of applying water that results in wetting handiest a small place of the soil floor and on occasion best part of the basic zone. Water is carried out near the bottom of the plant so that the application is focused in the root quarter. Water is normally implemented at a low drift price, in small amounts, and regularly. The application gadgets can be small tubes, orifices, nozzles, or perforated pipes. The water may additionally either be implemented above or below the soil surface. The primary additives of a localized irrigation system are the water supply, the filtration machine, primary strains, sub-primary lines, laterals, and vendors.

Advantages:

  • Fertilizer and nutrient loss are minimized due to localized application and reduced leaching.
  • Water software performance is excessive if controlled effectively.
  • Discipline leveling is not vital.
  • Fields with irregular shapes are without difficulty accommodated.
  • Recycled non-potable water may be properly used.
  • Moisture in the root area can be maintained at the subject's capability.
  • Soil type plays a much less important function in the frequency of irrigation.
  • Soil erosion is lessened.
  • The weed increase is lessened.

3. Drip Irrigation:

    Detailed discussion about drip irrigation in the previous blog.

4. Sprinkler Irrigation:

    Sprinkler irrigation is the approach of making use of water in a managed manner in a way much like rainfall. The water is distributed through a community which could encompass pumps, valves, pipes, and sprinklers.



Advantages:

  • No terracing is required.
  • Appropriate to all sorts of soil except heavy clay.
  • Suitable for irrigating plants where the plant population consistent with the unit area could be very high.
  • Influences more conducive to micro-weather.
  • Regions placed at a better elevation than the source can be irrigated.
  • Possibility of the usage of soluble fertilizers and chemicals.

5. Center pivot irrigation:

    It is a way of crop irrigation wherein the system rotates around a pivot and vegetation is watered with sprinklers. A round place centered at the pivot is irrigated, frequently growing a circular sample in crops when viewed from above.



Advantages:

  • Excessive diploma of automation, which could save a whole lot of labor.
  • There's no want to stage the land, saving loads of cash and lowering environmental harm.
  • The service life is generally extra than 20 years, and the funding according to the unit region is slight.
  • Low working and preservation prices.

6. Lateral move irrigation:

    It's defined as discuss with sprinkler structures with laterals that are not “constant” permanently in a single function as with “stable set structures” but as an alternative are “periodic-circulate” structures.

Advantages:

  • Precise application
  • Reduce variability
  • Lower labor requirement
  • Opportunities for fertigation
  • Less land forming

7. Sub-irrigation:

    Sub-irrigation applies water below the soil surface to raise the water table into or close to the plant root zone. Sub-irrigation isn't always regularly used in arid or semi-arid irrigated areas where irrigation is often needed to germinate crops. It is typically used at the side of subsurface drainage, or controlled drainage.



Advantages:

  • Much less hard work. The maximum time wanted for the setup and operation of an irrigation machine is removed.
  • Uniform plant boom. Every plant receives the quantity of water it wishes.
  • Less water is wanted. A savings of 50 percent or extra can be found.
  • Much less fertilizer is wanted. Without leaching, fertilizer rates can be reduced by 25 to 50 percent.
  • Decrease humidity. Because the leaves continue to be dry, there's less evaporation.
  • Decrease the incidence of sicknesses. As there may be little water movement among packing containers, the unfold of ailment is confined.
  • Accelerated space performance. Tray and floor structures containers may be spaced greater effectively.

8. Manual irrigation:

    Manual irrigation is via some distance the most not unusual form of irrigation as anybody bodily able, can manually irrigate their plants.

    Manual irrigation is moving water from plant to plant. This is very labor and time intensive and is normally done with a hose or bucket, so it's miles handiest appropriate for smaller areas.

Advantages:

  • It is a satisfactory approach to irrigation for leveled fields.
  • It does not require any technical knowledge.
  • This approach is greater useful in soils having lesser infiltration.
  • In this approach, rainwater stays in basins, therefore soil erosion isn't always prompted.
  • It has lesser financial funding.
  • It irrigates a greater place.
  • Plants receive enough water.

References:


Monday, 30 January 2023

14. Drip Irrigation in Agriculture

 Drip Irrigation

Definition:

    Drip irrigation or trickle irrigation is a micro-irrigation device that can store water and nutrients by allowing water to drip slowly to the roots of plant life, both from above the soil floor or buried under the surface.


By watching this video you can easily understand how to set up drip irrigation. 1

Goals:

    He intends to immediately add water to the foundation area and decreases evaporation. Drip irrigation structures distribute water thru a community of valves, pipes, tubing, and emitters. Depending on how nicely designed, set up, maintained, and operated, a drip irrigation gadget can be greener than different irrigation structures, including surface irrigation or sprinkler irrigation.

Ancient History:

Primitive drip irrigation has been used considering that ancient instances. Fan Shengzhi shu, written in China all through the first century BCE, describes using buried, unglazed clay pots full of water, occasionally called Ollas, as a way of irrigation.

Modern development according to the different countries:

In Germany:

Modern drip irrigation started its improvement in Germany in 1860 when researchers began experimenting with subsurface irrigation using clay pipe to create aggregate irrigation and drainage device.

In the USA:

In America, the first drip tape, Dew Hose, evolved through Richard Chapin of Chapin Watermatics in the early 1960s. The evolution of drip tape which made drip tape adopted and used at a tremendous scale became the advent of T-Tape in 1987 through PlastroIrrigation, which had the primary slit outlet and a laminar waft tune that later advanced into a turbulent drift regulating flow music. Chapin Watermatics was received by Jain Irrigation in 2006 and is housed below its US subsidiary Jain Irrigation.

First delivered in California in the overdue Sixties, only 5% of irrigated land used this system through 1988. Using 2010, 40% of irrigated land in California used this device.

In Australia:

The use of plastic to keep and distribute water in drip irrigation was later developed in Australia using Hannis Thill.

Components:

  • Pump or pressurized water supply
  • Water filter(s) or filtration structures: sand separator, Fertigation structures (Venturi injector), and chemigation system.



  • Backwash controller
  • Strain control valve
  • Distribution strains Hand-operated, electronic, or hydraulic manage valves and protection valves
  • Smaller diameter polyethylene tubes
  • Poly fittings and add-ons (to make connections)
  • Emitting gadgets at vegetation

Advantages:

  • Fertilizer and nutrient loss are minimized because of localized software and decreased leaching.
  • Water application performance is excessive if managed efficiently.
  • Subject leveling is not necessary.
  • Fields with abnormal shapes are accommodated without difficulty.
  • Recycled non-potable water can be effectively used.
  • Moisture in the root sector can be maintained at area ability.
  • Soil type performs a much less important role in the frequency of irrigation.
  • Soil erosion is lessened.
  • Weed growth is lessened.
  • Water distribution is highly uniform, and managed using the output of each nozzle.
  • Labor cost is less than other irrigation strategies.
  • Variance in delivery can be regulated by using regulating the valves and drippers.
  • Fertigation can without difficulty be covered with minimal waste of fertilizers.
  • Foliage stays dry, decreasing the threat of sickness.
  • Normally operated at decreased strain than other varieties of pressurized irrigation, decreasing strength prices.

Disadvantages:

  • Preliminary costs can be more than overhead systems.
  • The sun can affect the tubes used for drip irrigation, shortening their lifespan. The risks of degrading plastic affect the soil content material and meal crops. With many sorts of plastic, when the solar degrades the plastic, inflicting it to grow to be brittle, the estrogenic chemical compounds (this is, chemical substances replicating woman hormones) would motivate the plastic to preserve flexibility had been launched into the encircling surroundings.
  • If the water isn't always nicely filtered and the equipment is no longer well maintained, it could result in clogging or clogging.
  • For subsurface drip the irrigator can not see the water this is implemented. This can result in the farmer both making use of an excessive amount of water or an inadequate amount of water, this is specifically not unusual for those with less enjoyment of drip irrigation.
  • Drip irrigation could be better if herbicides or pinnacle-dressed fertilizers want sprinkler irrigation for activation.
  • Drip tape reasons for extra cleanup charges after harvest. Users want to plan for drip tape winding, disposal, recycling, or reuse.
  • Waste of water, time, and harvest, if no longer mounted nicely. These structures require careful study of all the applicable factors like land topography, soil, water, crop and agro-climatic situations, and suitability of drip irrigation machine and its components.
  • In lighter soils, subsurface drip may be not able to wet the soil floor for germination. Calls for careful attention to the set-up depth.
  • Most drip structures are designed for excessive efficiency, which means a tiny leaching fraction. Without enough leaching, salts implemented with the irrigation water may increase inside the root sector, generally at the edge of the wetting pattern. Then again, drip irrigation avoids the high capillary capacity of conventional floor-carried-out irrigation, which could draw salt deposits up from deposits below.
  • The % pipes often are afflicted by rodent harm, requiring alternative of the entire tube and increasing fees.
  • Drip irrigation structures can't be used for damage control through nighttime frosts

Uses:

    Drip irrigation is utilized in farms, commercial greenhouses, and home gardens. Drip irrigation is adopted appreciably in regions of acute water scarcity, particularly for plants and timber consisting of coconuts, containerized panorama bushes, grapes, bananas, eggplant, citrus, strawberries, sugarcane, cotton, maize, and tomatoes.



    Drip irrigation kits for home gardens are increasingly famous for owners and encompass a timer, hose, and emitter. Hoses that might be 4 mm in diameter irrigate flower pots.



References:

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13. Animal Husbandry and its Importance

Animal Husbandry

Definition:

    Animal husbandry is the agriculture department worried about animals raised for meat, fiber, milk, or different merchandise. It includes routine care, selective breeding, and the elevating of cattle.



Simple Introduction:

    Husbandry has an extended history, beginning with the Neolithic Revolution when animals were first domesticated, from around 13,000 BC onwards, predating farming of the primary vegetation. By the point of early civilizations along with ancient Egypt, livestock, sheep, goats, and pigs were being raised on farms.



Ancient History:

    In historical Egypt, farm animals have been the most crucial farm animals, and sheep, goats, and pigs have been additionally saved; chickens which include geese, ducks, and pigeons became captured in nets and bred on farms, in which they have been force-fed with dough to fatten them. The Nile furnished an ample source of fish. Honey bees have been domesticated from as a minimum the antique state, providing honey and wax. In historic Rome, all the farm animals recognized in historical Egypt were to be had. In addition, rabbits were domesticated for food by using the primary century BC. To assist in flushing them out from their burrows, the polecat changed into domesticated as the ferret, its use described through Pliny the Elder.

Medieval husbandry:

    In northern Europe, agriculture and animal husbandry declined while the Roman empire collapsed. Some factors consisting of the herding of animals continued during this period. By the eleventh century, the economic system had recovered and the geographical region changed again effectively. The Domesday ebook recorded every parcel of land and each animal in England: "there was no longer one unmarried cover, nor a backyard of land, nay, moreover ... Now not even an ox, nor a cow, nor a swine became there left, that became now not set down in writ." as an instance, the royal manor of Earley in Berkshire, one in all heaps of villages recorded in the e-book, had in 1086 "2 fisheries well worth 7s and 6d and 20 acres of meadow. Forest for 70 pigs." The enhancements of animal husbandry inside the medieval length in Europe went hand in hand with different tendencies. Upgrades to the plow allowed the soil to be tilled to an extra depth. Horses took over from oxen as the principal vendors of traction, new thoughts on crop rotation have been advanced and the developing of crops for winter fodder received ground. Peas, beans, and vetches became commonplace; they accelerated soil fertility through nitrogen fixation, permitting more livestock to be kept.

Modern History:

    Because the 18th century, humans have come to be increasingly more involved approximately the welfare of farm animals, and laws and standards are extensively enforced in reaction. In terms of lifestyle, animal husbandry frequently has an idyllic photo, offered in youngsters’ books and songs, wherein glad animals stay in the pretty countryside. A similar picture can be projected by petting farms and through ancient farms that provide farm remains to pay site visitors.

Role of Animal Husbandry in Human welfare:

  • Dairy merchandise-generating animals like cows, sheep, and goats are the essential sources of milk and milk products which include butter, cheese, yogurt, cottage cheese, and many others.
  • Many animals along with hens, goats, ducks, pigs, and buffaloes are used for their meat because of their exceptionally nutritious fee.
  • Farm animals are used to govern the increase of weeds on agricultural land because the dry shrubs which can be vulnerable to fire are eaten up by using diverse animals. This reduces the danger and damage that may be confronted with unparalleled situations. So, it is critical for land control.
  • Wool and leather are fiber-using products from animals like sheep and camels. While these animals are reared in great quantity, the products may be obtained in large part too.
  • The significance of animal husbandry also lies in the fact that the excreta, bones, and blood of animals can be used as manure or fertilizers via composting. Those can be unfolded on fields to decorate crop yield.
  • Animals are useful for plowing fields, military functions, and transporting items from one vicinity to other. Example: Horse, yak, and donkey.

Types of Animal Husbandry:

  1. Poultry Farming
  2. Dairy Farming
  3. Aquatic Farming
  4. Bee Farming



Importance of Animal Husbandry:

  • Animal rearing is critical for humans as they reap a wide range of meals and merchandise with excessive nutrient values. They meet the industrial requirements of excessive calls for meals together with dairy needs from cows, goats, and buffaloes. They are known as milch animals as they provide us with milk which is complete with protein and other nutrients and minerals.
  • The importance of animal husbandry extends to another set of animals that are important to human beings for eggs and meat together with hens, ducks, geese, goats, fish, and many others. They may be additionally bred for beef that's rich in protein, iron, fats, vitamin B12, and Zinc. These vitamins are crucial to beautify metabolic rate, sell fullness, and decreasing starvation. Marine animals like fish also are believed to keep a person happier and healthier as those have Omega-3 fatty acids and vitamin d.
  • Animal husbandry is a big-scale commercial enterprise that looks after the control and breeding of animals  A farm or a selected location is built for supplying refuge, meals, and assignment culturing techniques. It additionally involves apiculture i.e. Bee agriculture and aquaculture i.e. Marine animal culturing.

References:

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12. Environmental sciences and its Importance

 Environmental Sciences

Definition:

Environmental technological know-how is an interdisciplinary academic field that attracts ecology, geology, meteorology, biology, chemistry, engineering, and physics to look at environmental troubles and human impacts on the environment.


    By visiting this video link you can easily understand further detail about Environmental Sciences(1)

History

Ancient History:

The historic situation for environmental problems is nicely documented in files around the sector. Ancient civilizations have been specifically worried about what is now known as environmental technological know-how insofar as it is associated with agriculture and herbal sources. Students believe that early hobby in the environment started around 6000 BCE while historic civilizations in Israel and Jordan collapsed due to deforestation. As a result, in 2700 BCE the primary legislation limiting deforestation changed into installed in Mesopotamia. Two hundred years later, in 2500 BCE, a network residing in the Indus River Valley determined the nearby river system on the way to enhance sanitation. This concerned manipulating the go with the flow of water to account for public health. In the Western Hemisphere, numerous ancient primary American town-states collapsed around 1500 BCE because of soil erosion from intensive agriculture.

        The ones remaining from these civilizations took a greater interest in the effect of farming practices on the sustainability of the land and its stable meal production. Moreover, in 1450 BCE the Minoan civilization on the Greek island of Crete declined due to deforestation and the resulting environmental degradation of herbal resources. Pliny the Elder particularly addressed the environmental worries of historical civilizations in the textual content Naturalis Historia, written between 77 and 79 ACE, which supplied a top-level view of many related subsets of the area.

Even though battle and disorder have been the number one concern in historic society, environmental issues performed a critical role in the survival and power of different civilizations. As greater communities recognized the significance of the herbal world to their long-term fulfillment, an interest in reading about the environment got here into existence.

Modern History:

        Many niche disciplines of environmental science have emerged through the years, although climatology is one of the most recognized topics. In the reason that 2000s, environmental scientists have targeted modeling the results of weather trade and encouraging global cooperation to minimize capability damages. In 2002, the Society for the surroundings as well as the Institute of Air excellent management was founded to share expertise and broaden answers around the sector. Later, in 2008, the UK have become the first USA to bypass legislation (the weather exchange Act) that pursuits to reduce carbon dioxide output to a specified threshold. In 2016 the Kyoto Protocol became the Paris Agreement, which sets concrete goals to lessen greenhouse fuel emissions and restricts Earth’s upward push in temperature to a 2 degrees Celsius maximum. The agreement is one of the maximum expansive worldwide efforts to limit the results of worldwide warming to this point.

        Most environmental disasters in this period involve crude oil pollutants or the results of rising temperatures. In 2010, BP turned into liable for the most important American oil spill in the Gulf of Mexico, referred to as the Deepwater Horizon spill, which killed a number of the agency's employees and launched large amounts of crude oil into the water. Moreover, this century, tons of the world have been ravaged by sizable wildfires and water shortages, prompting policies for the sustainable use of natural resources as decided with the aid of environmental scientists.

        The twenty-first century is marked by sizable technological improvements. New technology in environmental science has transformed how researchers accumulate records approximately diverse topics within the field. Studies in engines, gas performance, and reducing emissions from motors since the instances of the commercial Revolution have decreased the amount of carbon and other pollutants in the surroundings. Furthermore, investment in getting to know and developing clean power (i.e. Wind, sun, hydroelectric, and geothermal electricity) has significantly improved in the latest years, indicating the beginnings of the divestment from fossil fuel use. Geographic records structures (GIS) are used to examine assets of air or water pollutants through satellites and virtual imagery evaluation. This era lets in for advanced farming techniques like precision agriculture as well as monitoring water utilization to set marketplace prices. Inside the area of water satisfaction, advanced traces of herbal and artificial bacteria contribute to bioremediation, the remedy of wastewater for destiny use. This method is greener and less expensive than guide cleanup or remedy of wastewater. Most substantially, the enlargement of pc technology has allowed for big records collection, advanced analysis, historic archives, public recognition of environmental issues, and international scientific communication.

Goals of Environmental Sciences:

  • To learn how the natural world works.
  • To recognize how people interact with their surroundings.
  • To locate methods to deal with environmental problems and live more sustainably.

Scope of Environmental Sciences:

  • Industries: Industries want to expose compliance with several environmental norms. For this reason, environment experts are needed to manual the industries for adopting clean technology,  controlling pollutants, disposing of wastes,  and wearing out environmental audits.
  • Consultancy:  Environment consultancies are employed using governments, industries,  and  NGOs for wearing out extraordinary sorts of laboratory-primarily based analyses or field-based research,  which are regularly required in environmental effect assessment  (EIA)  and other compliance approaches.
  • Research and development  (R&D):  R&D  opportunities in this location consist of studying special styles of pollution and their causes and consequences. It also includes the improvement of smooth and green technology for the future.  Scientists,  researchers,  and  analysts  are  some  of  the not-unusual career  profiles,
  • Academics:  Environmental science is taught at almost every level of education, that is,  from school to university level.  A  large number of teachers or academicians are required to fulfill this need.
  • Green marketing:  Skilled manpower is required to promote eco-friendly products in the market. Environmental quality certifications like ISO-14000  are also being incorporated into a marketing strategy—this creates additional career opportunities.
  • Green media: To generate awareness about the environment, there is an immense need for skilled manpower in the field of print and electronic media.  Several magazines and newspapers regularly publish articles on environmental themes, for example, Down to Earth, a  magazine published by the Centre for  Science and  Environment.
  • Green advocacy:  Environmental lawyers are emerging as major players in ensuring the proper implementation of environmental norms, laws,  and programs.  Public  Interest  Litigation  (PIL)  empowers a common man to fight against any anti-environment activity.



Importance of Environmental Sciences:

  1. The environment belongs to all dwelling beings and accordingly is crucial for all. Each one is suffering from environmental problems like global warming, depletion of the ozone layer, dwindling wooded area, power resources, loss of global biodiversity, and so forth.
  2. Environment study deals with the analysis of the techniques in water, air, land, soil, and organisms that cause pollution or degrade the environment. It helps us to set up a general for a secure, smooth, and healthful natural atmosphere.
  3. It additionally offers essential issues like safe and smooth consuming water, hygienic dwelling conditions and easy and fresh air, fertility of the land, healthful food, and development.
  4. Sustainable environmental law, environmental protection, control, and environmental engineering are emerging as dimensions in environmental protection and control.



References:

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Sunday, 29 January 2023

11. Food science and technology and its Importance

 Definition of Food science:

    Food science is the basic science and applied science of food; its scope starts at overlaps with agricultural science and nutritional science and leads through the scientific aspects of food safety and food processing, informing the development of food technology.



Food technology:

       The production, preservation, quality assurance, and research and development of food items are all topics covered in the area of food technology, which is a subfield of food science.

Scope of Food Science:

    The study of microorganisms that cause food to decay, preservation and processing, chemical reactions, food degradation in storage, and the characteristics and structure of certain foods are only a few of the many issues covered by the field of food science and technology.

    Product testing and product development are both included in the field of food science (quality control). Assuring that the food supply complies with national safety regulations is another concern. What sets it apart from other sciences like chemistry or agriculture is the application of biological, physical, and chemical concepts to every stage of food production.

    A wide range of industries, including agriculture, medicine, biotechnology, and nutrition, employ food scientists. They can study how nutrition impacts health, or they might use their understanding of food processing to create new foods or enhance ones that already exist.

Fields of Food Science:

1. Food microbiology:

    Food microbiology, which basically examines how microbes interact with food, focuses on bacteria, molds, yeasts, and viruses. Food quality and safety are important factors in product creation. Food pathogen prevention is the focus of food safety. Microorganisms cannot be completely removed from food, but there are several ways to inhibit their growth or render them inactive. Food science involves creating packaging and processes that impede pathogenic microorganisms' growth and lower their rate of survival, as well as particularly sensitive and quick methods to identify the poisons that these microbes release in meals. Some bacteria ruin food, albeit not all of them are dangerous.

2. Food engineering and processing:

    When it comes to creating new products, food engineers create the ideas that processors utilize to turn uncooked ingredients into wholesome, long-lasting foods. Engineers may not have a direct part in menu formulation, but processors will. The flavor, color, safety, and shelf life of food can all be dramatically impacted by the processing methods used for a component. Think about the impact of high-pressure processing on the fresh fruit and vegetable juice market. To generate fruit and vegetable juices without any of the negative consequences of heat treatments, such as changes in flavor, texture, or color, HPP, also known as "cold pasteurization," was invented. Since the method does not change the juices' nutritional composition, fortification is not required.

3. Nutrition:

    Developing savory dishes with fewer calories while still satisfying the client is a significant problem for product and menu producers. Identification and characterization of the biological effects of purported nutraceuticals and functional foods have received significant attention from the food science community. Product designers are using this knowledge as inspiration as they try to include these foods or the particular bioactive components in them in new products. Consumers are getting more informed in this area and will eventually demand the same health advantages from the foods that they eat outside the home as they do from foods they eat inside the home.



Importance of Food Science and Technology:

1. Ensuring food security and safety.

2. Innovation in the food industry. 

3. Provides workers in the field with a variety of job opportunities.

4. Prevents food processing companies from losing money.

5. Make raw produce into a completed, mouthwatering, and attractive final product.

6. Finding the most cost-effective, the safest method to feed society the finest nourishment will help to reduce the need for medical intervention.

7. It aids in our understanding of how to safely produce and ferment food and beverages.

8. Utilizing more of our food resources and minimizing waste is made possible by food science. Foods are primarily biological in origin. It is a complicated matter to determine how they act during manufacturing, distribution, processing, and harvesting. It takes extensive training to fully comprehend all of the problem's main components.

9. Food-borne viruses are more likely to be present in the supply because a big portion of our food is generated commercially in enormous amounts. This increases the importance of food science. More food is transported and kept than in the past, which increases the risk of contamination. Fewer people were impacted when contamination occurred in the distant past since there was less contaminated food available and it was also less widely distributed. It became crucial to prevent food contamination as a result of the large-scale production of food since if it happened, many more people would be harmed.



10.  I gained a lot of insight into roasting and grilling after learning about the Maillard ReactionThe chemical reaction between amino acids and reducing sugars known as the Maillard process is what gives browned food its characteristic flavor. Many different foods experience this reaction, including grilled steaks, fried dumplings, bread, toasted marshmallows, cookies, and other types of biscuits. It was first described in 1912 by French chemist Louis Camille Maillard as he attempted to mimic the synthesis of biological proteins. Maillard is the name of the process. The process, which is a non-enzymatic browning reaction, normally moves quickly from about 140 to 165 °C. Many recipes specify an oven temperature that will guarantee the Maillard reaction takes place.

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40. Production Technology of Stevia

Stevia  Introduction:      Stevia is a plant species native to South America, particularly Paraguay and Brazil. It is a member of the sunfl...