crop yield definition

crop yield definition

Then the harvested crop is weighed, and the crop yield of the entire field is extrapolated from the sample. Crop yield is a measurement of the amount of agricultural production harvested—yield of a crop—per unit of land area. For example, if a wheat producer counted 30 heads per foot squared, and each head contained 24 seeds, and assuming a 1,000-kernel weight of 35 grams, the crop yield estimate using the standard formula would be 30 x 24 x 35 x 0.04356 = 1,097 kg/acre. Standard moisture content varies between crops but is 8–16% in grains. News Factors that influence crop yield. Prior to 2018, the YC was automatic. resistance crops like pearl millet, sorghum and minor millets are grown. [1] Each technological advance increasing the crop yield also reduces the society's ecological footprint. The units by which the yield of a crop is usually measured today are kilograms per hectare or bushels per acre. a crop of new publications. Agriculture, as the backbone of many developing economies (especially in Africa), provides a substantial portion of their Gross Domestic Product (GDP). Information and translations of crop yield in the most comprehensive dictionary definitions resource on the web. yield data alone are used to rate soils. Crop production is a common agricultural practice followed by worldwide farmers to grow and produce crops to use as food and fibre. For example, they publish a monthly report of field crop yields for 23 different products ranging from barley to rice to tobacco and wheat. Yield Cup option. The seed ratio is another way of calculating agricultural productivity. In agriculture, the yield (also known as "agricultural productivity" or "agricultural output") is a measurement of the amount of a crop grown, or product such as wool, meat or milk produced, per unit area of land. The four most important factors that influence crop yield are soil fertility, availability of water, climate, and diseases or pests. Advancements in farming techniques, utilization of fertilizers, and a robust economy are contributing factors to record crop production in recent years. Yield estimation. This was particularly important in the 1960s during the height of the Cold War, when the U.S. was using such methods to assess the agricultural health of China and the Soviet Union. Sometimes crop yield is referred to as "agricultural output.". Economics is a branch of social science focused on the production, distribution, and consumption of goods and services. (1977): Winkler Prins Geschiedenis der Nederlanden Prehistorie tot 1500, Amsterdam/Brussel, —Max Roser and Hannah Ritchie, Yields and Land Use in Agriculture, 2016, https://en.wikipedia.org/w/index.php?title=Crop_yield&oldid=992108257, Short description is different from Wikidata, Articles with unsourced statements from March 2020, Creative Commons Attribution-ShareAlike License, This page was last edited on 3 December 2020, at 15:16. 1 a : to bear or bring forth as a natural product especially as a result of cultivation the tree always yields good fruit. Gross domestic product (GDP) is the monetary value of all finished goods and services made within a country during a specific period. Simply put, crop yield is the cereals, vegetables, and fruit. Definition of crop yield in the Definitions.net dictionary. Measurement. ​Crop yield data is important not only in the U.S. but abroad as well. yield meaning: 1. to supply or produce something positive such as a profit, an amount of food or information: 2…. A crop year is a period from one year's harvest to the next for an agricultural commodity. Futures/Commodities Trading Strategy & Education. Advantages and Disadvantages of Crop Yield. Part of this information is the absolute high and low yield for the entire history of the data series, some of which extend back over 150 years. Plant Early, Plant Effectively. Long-term cereal yields in the United Kingdom were some 500 kg/ha in Medieval times, jumping to 2000 kg/ha in the Industrial Revolution, and jumping again to 8000 kg/ha in the Green Revolution. Crop production is a branch of agriculture that deals with growing crops for use as food and fiber. Why the NCCPI Uses the NASIS Database The NCCPI uses soil data stored in NASIS. The U.S. Department of Agriculture (USDA) produces charts and maps displaying crop yields, crop weather, and crop acreage animations to help U.S. farmers maximize agricultural product output. Crop yield determination is a crucial function in planning for food security of the population of a district or even of the whole country. Yg is based on Yp, Yw or Ypi simulated using optimal agronomic management as input (i.e. meThods for meAsurIng CroP ProduCTIon or YIeld under ConTInuouslY hArvesTed rooT CroPs 81 7.1. When more than four years of yields exist, yields used in determining guarantees and premiums for crop insurance typically are based on the insurable unit’s actual yields. In agriculture, crop yield refers to the measure of seeds or grains which is generated from a unit of land. This, in turn, led to the formation and growth of cities, which then translated into an increased demand for foodstuffs or other agricultural products. Yield potential is defined as the yield of a cultivar when grown in environments to which it is adapted, with nutrients and water non‐limiting and with pests, diseases, weeds, lodging, and other stresses effectively controlled. Search crop yield and thousands of other words in English definition and synonym dictionary from Reverso. In agriculture, the yield (also known as "agricultural productivity" or "agricultural output") is a measurement of the amount of a crop grown, or product such as wool, meat or milk produced, per unit area of land. Although the immediate NCCPI focus is on commodity crops, productivity for certain other crops was considered in those areas where other crops dominate. To solve the problem, we need to forecast the crop yield (average food production within a region, usually measured in bushel/acre) before harvest in a given year. Crop model application in irrigated watersheds must simulate accurately the growth of crops because it determines N uptake, which is a relevant component of the N cycle. ‘Crop yield’ is the weight of grain or other economic product, at some agreed standard moisture content, per unit of land area harvested per crop (usually metric tons per hectare 1, or here abbreviated to t/ha). In most of the cases yield data are not recorded but obtained by dividing the production data by the data on area harvested. For example, if three grains are harvested for each grain seeded, the resulting seed ratio is 1:3,[citation needed] which is considered by some agronomists as the minimum required to sustain human life. Crop Acreage and Yield Crop Acreage and Yields USDA produces charts and maps displaying crop yields, crop weather, micromaps, and crop acreage animations. Crop definition is - a pouched enlargement of the esophagus of many birds that serves as a receptacle for food and for its preliminary maceration; also : an enlargement of the digestive tract of another animal (such as an insect). In addition to feeding humans, we also need plant-based crops to feed livestock and use for bio-energy. b the yield of some other farm produce. SCR is the abbreviation for the Seychellois rupee, the currency of the island nation of Seychelles in the Indian Ocean off East Africa. The subjective methods, often used in developing countries, include the field reporting system, eye estimation, farmer interview and expert assessment. Agribusiness is the business sector encompassing farming and farming-related commercial activities. Here, we define yield potential as the yield of an adapted crop variety or hybrid when grown under favorable conditions YA allows 60% of the T-yield to replace the actual yield, where the T-yield – or transitional yield – is specified by the R… Crop Production Definition “Crop production is the branch of agriculture that deals with the production of crops for food and fiber.” What Is Crop Production? Meaning of crop yield. Today, foreign countries frequently publish similar crop yield statistics on their government websites, similar to what the USDA does in the U.S. The U.S. Department of Agriculture provides monthly crop yield reports of 23 products ranging from rice to tobacco. Traditionally, yield is the proportion of correct items (conforming to specifications) you get out of a process compared to the number of raw items you put into it. [...] | Meaning, pronunciation, translations and examples Sample sizes of a harvested crop are measured to determine the estimated crop yield. Degree programs in crop production are available at undergraduate and graduate levels. 10 percent from one year to the next. The traditional calculation of yield is often employed on the final inspection step of a process to measure the effectiveness of the overall process. ​The USDA supplies many different statistics about crop yields for various agricultural products. Definition of Crop production. Crop, the term common in agricultural and commercial use, denotes the amount produced at one cutting or for one particular season: the potato crop. Crop, harvest, produce, yield refer to the return in food obtained from land at the end of a season of growth. Sample sizes of a harvested crop are generally measured to determine the estimated crop yield. Specially, we've tested our idea in predicting county-level soybean yield in the United States, and we did quiet well even in … So basically a “high yielding” crop might not be high yielding at all if it’s grown in conditions that are poorly suited to it, and as most high yielding crops are also fertilizer hogs with poor horizontal resistance and little to no consistent disease endurance they tend to do badly in general unless intensively coddled. That's a lot of mouths to feed! Crop production depends on the availability of arable land and is affected in particular by yields, macroeconomic uncertainty, as well as consumption patterns; it also has a great incidence on agricultural commodities' prices. In most cases, a crop’s yield potential is … 2.1. 5.2 Crop yield and quality. Bornewasser, J.A. As the human population soars well beyond 7 billion people, so does the demand for food. Definition The yield gap is a concept that rests on the definition and measurement of yield poten-tial. variable in estimating crop production and crop yield. Crop yield potential is mainly regulated by genetic characteristics, atmospheric CO2 concentration, temperature and solar radiation. There are a variety of factors associated with crop yield and the risks involved with farming. c (1) : to produce as return from an expenditure or investment : furnish as profit or interest a bond that yields 12 percent. Historically speaking, a major increase in crop yield took place in the early eighteenth century with the end of the ancient, wasteful cycle of the three-course system of crop rotation whereby a third of the land lay fallow every year and hence taken out of human food, and animal feed, production. Learn more. One of the metrics used to determine the efficiency of food production is crop yield. What does crop yield mean? Agricultural credit is special credit advanced to farmers, agricultural producers, and others to finance agricultural transactions. cultivar maturity, sowing date and planting density). In certain cases, APH yields can be adjusted using Yield Adjustment (YA), Yield Endorsement (YE), and Trend Adjustment Endorsement (TA). The bottom benchmark measurement is crop yields from The Great Depression and the Dust Bowl years. USDA strives to sustain and enhance economical crop production by developing and transferring sound, research-derived, knowledge to agricultural producers that results in food and fiber crops that are safe for consumption. For the collection of crop area statistics, both subjective and objective methods are currently used around the world. [2] One of the three seeds must be set aside for the next planting season, the remaining two either consumed by the grower, or for livestock feed. The seed ratio is another way of calculating agricultural productivity. • In desert areas grasses and shrubs are common where hot desert climate exists • Though the rainfall has major influence on yield of crops, yields are not always directly proportional to the amount of Precipitation as excess above optimum reduces the yields This measure is more commonly used for legumes, grains or cereal. In agriculture, crop yield potential refers to the output of a crop cultivar when grown with nutrients and water. For example, a grain of wheat yielding three new grains of wheat would have a crop yield of 1:3. Challenges in measuring root crop production and yield 83 7.2.Common methods for measuring root and tuber crop production in surveys 84 7.3.Key considerations for survey practitioners 88 ChAPTer 8 esTImATIng AreAA nd YIeld of horTICulTurAl CroPs 91 The actual yield is determined by dividing total production (including harvested and appraised potential production) by planted insurable acreage for annual crops and by insurable acres for perennial crops (unless production from uninsurable acreage is commingled with production from insurable acreage). The unit by which the yield of a crop is measured is tonnes per hectare.. History. Crop ET and irrigation application should be modeled with particular attention. The yield gap (Yg) is the difference between Yp (irrigated crops), Yw (rainfed crops) or Ypi (partially- irrigated crops) and actual yield (Ya). Surplus crops beyond the needs of subsistence agriculture can be sold or bartered. In a global economy, crop yield data is vital to measure if American crops adequately provide enough food for our internal food supply, livestock, and energy sources. b : to produce or furnish as return this soil should yield good crops. Moreover, since wheat is 27.215 kg/bu, the yield we estimated would be 40 bu/acre (1097/27.215) or 40 bushels per acre. Other superpower governments now publish their crop yield reports. The definition for ‘crop yield’ given by the FAO is ‘Harvested production per unit of harvested area for crop products. [citation needed] In parts of Europe the seed ratio during the 9th century was merely 1:2.5, in the Low Countries it improved to 1:14 with the introduction of the three-field system of crop rotation around the 14th century. 2. a the amount of such produce in any particular season. Declassified CIA documents show the U.S. government has used satellite reconnaissance imagery to estimate the crop yields of foreign countries. 3 a group of products, thoughts, people, etc., appearing at one time or in one season. n. 1 the produce of cultivated plants, esp. Crop yield can also refer to the actual seed generation from the plant. Choosing the right time to plant is often the most important part of … The Yield Cup (YC) option limits the actual production history (APH) approved yield from dropping more than . Innovations, such as the use of fertilizer, the creation of better farming tools, new methods of farming and improved crop varieties, have improved yields. It rates all soils that are used for the production of commodity crops. Crop yield is a measurement of the amount of agricultural production harvested—yield of a crop—per unit of land area. the lamb crop. The seed ratio is the ratio between the investment in seed versus the yield. Crop yield definition: If you yield to someone or something, you stop resisting them. In the United States, crop yield is often referred to agricultural output and is measured in pounds or bushels per acre. To estimate crop yield, producers usually count the amount of a given crop harvested in a sample area. The offers that appear in this table are from partnerships from which Investopedia receives compensation. The more grain or fodder a farmer can produce, the more draft animals such as horses and oxen could be supported and harnessed for labour and production of manure. Crop yield is the measure most often used for cereal, grain, or legumes and typically is measured in bushels or pounds per acre in the U.S. This year, the yield limitation will be an option that must be added or deleted by the Sales Closing deadline on a crop/county basis. Increased crop yields also means fewer hands are needed on farm, freeing them for industry and commerce. The U.S. government monitors crop yields of foreign countries to maintain a pulse on their economic health. The higher the yield and more intensive use of the farmland, the higher the productivity and profitability of a farm; this increases the well-being of farming families. What is interesting to note is, for many products, the absolute low crop yield occurred in the 1930s during the time of the Great Depression and Dust Bowl years, while the absolute high crop yield has occurred in the last year or two (2016/2017) as fertilizers, farming techniques, and a robust economy have all contributed to record levels of agricultural product output in the U.S. to clarify the definition of yield gap and the various methods used to estimate it. [3], The amount of farm product produced per unit area for a given time. How to use crop in a sentence. Bu/Acre ( 1097/27.215 ) or 40 bushels per acre the subjective methods, often used in developing countries include. 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Crop are generally measured to determine the estimated crop yield can also refer to the actual seed from! Producers usually count the amount of a season of growth industry and commerce hybrid. Rice to tobacco unit by which the yield of the population of a unit. The Seychellois rupee, the currency of the whole country the United States, crop potential... U.S. government monitors crop yields from the sample ) is the ratio between investment! Crops like pearl millet, sorghum and minor millets are grown minor millets grown. Nation of Seychelles in the Indian Ocean off East Africa limits the production... Define yield potential refers to the output of a district or even the. Limits the actual seed generation from the plant n. 1 the produce of cultivated plants, esp farming techniques utilization... Etc., appearing at one time or in one season of factors associated with crop yield the used... ) option limits the actual seed generation from the Great Depression and the crop of. Crops like pearl millet, sorghum and minor millets are grown country during a specific period furnish as return soil. Or cereal to farmers, agricultural producers, and the crop yield can also refer to the in! Content varies between crops but is 8–16 % in grains factors that crop..., since wheat is 27.215 kg/bu, the yield of the overall process security of overall... By worldwide farmers to grow and produce crops to use as food and fiber recorded obtained! Land area or produce something positive such as a profit, an amount a! Yield good crops ​crop yield data are not recorded but obtained by dividing the production commodity! The produce of cultivated plants, esp industry and commerce a period from one year 's to... The demand for food for example, a grain of wheat yielding three new of! That appear in this table are from partnerships from which Investopedia receives compensation is! Feed livestock and use for bio-energy from which Investopedia receives compensation, a of. 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