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. Crop yield is a measurement of the amount of agricultural production harvested—yield of a crop—per unit of land area. 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 As the human population soars well beyond 7 billion people, so does the demand for food. The U.S. government monitors crop yields of foreign countries to maintain a pulse on their economic health. News Factors that influence crop yield. Agriculture, as the backbone of many developing economies (especially in Africa), provides a substantial portion of their Gross Domestic Product (GDP). Sometimes crop yield is referred to as "agricultural output.". Yield Cup option. [1] Each technological advance increasing the crop yield also reduces the society's ecological footprint. Standard moisture content varies between crops but is 8–16% in grains. Agricultural credit is special credit advanced to farmers, agricultural producers, and others to finance agricultural transactions. The yield gap (Yg) is the difference between Yp (irrigated crops), Yw (rainfed crops) or Ypi (partially- irrigated crops) and actual yield (Ya). The traditional calculation of yield is often employed on the final inspection step of a process to measure the effectiveness of the overall process. This, in turn, led to the formation and growth of cities, which then translated into an increased demand for foodstuffs or other agricultural products. 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. The U.S. Department of Agriculture provides monthly crop yield reports of 23 products ranging from rice to tobacco. Crop yield can also refer to the actual seed generation from the plant. For example, they publish a monthly report of field crop yields for 23 different products ranging from barley to rice to tobacco and wheat. 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. How to use crop in a sentence. Increased crop yields also means fewer hands are needed on farm, freeing them for industry and commerce. 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. 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. [3], The amount of farm product produced per unit area for a given time. 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. (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. Crop yield potential is mainly regulated by genetic characteristics, atmospheric CO2 concentration, temperature and solar radiation. 1 a : to bear or bring forth as a natural product especially as a result of cultivation the tree always yields good fruit. Then the harvested crop is weighed, and the crop yield of the entire field is extrapolated from the sample. There are a variety of factors associated with crop yield and the risks involved with farming. n. 1 the produce of cultivated plants, esp. ‘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). 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. 3 a group of products, thoughts, people, etc., appearing at one time or in one season. [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. Advancements in farming techniques, utilization of fertilizers, and a robust economy are contributing factors to record crop production in recent years. Crop production is a common agricultural practice followed by worldwide farmers to grow and produce crops to use as food and fibre. What does crop yield mean? Agribusiness is the business sector encompassing farming and farming-related commercial activities. Crop production is a branch of agriculture that deals with growing crops for use as food and fiber. 2.1. 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. In the United States, crop yield is often referred to agricultural output and is measured in pounds or bushels per acre. It rates all soils that are used for the production of commodity crops. Yield estimation. Degree programs in crop production are available at undergraduate and graduate levels. ​Crop yield data is important not only in the U.S. but abroad as well. Gross domestic product (GDP) is the monetary value of all finished goods and services made within a country during a specific period. the lamb crop. Although the immediate NCCPI focus is on commodity crops, productivity for certain other crops was considered in those areas where other crops dominate. Crop yield is a measurement of the amount of agricultural production harvested—yield of a crop—per unit of land area. Declassified CIA documents show the U.S. government has used satellite reconnaissance imagery to estimate the crop yields of foreign countries. b the yield of some other farm produce. The seed ratio is another way of calculating agricultural productivity. A crop year is a period from one year's harvest to the next for an agricultural commodity. 5.2 Crop yield and quality. variable in estimating crop production and crop yield. ​The USDA supplies many different statistics about crop yields for various agricultural products. The bottom benchmark measurement is crop yields from The Great Depression and the Dust Bowl years. In certain cases, APH yields can be adjusted using Yield Adjustment (YA), Yield Endorsement (YE), and Trend Adjustment Endorsement (TA). Innovations, such as the use of fertilizer, the creation of better farming tools, new methods of farming and improved crop varieties, have improved yields. 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. The four most important factors that influence crop yield are soil fertility, availability of water, climate, and diseases or pests. 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? To estimate crop yield, producers usually count the amount of a given crop harvested in a sample area. Advantages and Disadvantages of Crop Yield. Meaning of crop yield. Crop, the term common in agricultural and commercial use, denotes the amount produced at one cutting or for one particular season: the potato crop. In addition to feeding humans, we also need plant-based crops to feed livestock and use for bio-energy. 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. Crop ET and irrigation application should be modeled with particular attention. YA allows 60% of the T-yield to replace the actual yield, where the T-yield – or transitional yield – is specified by the R… [...] | Meaning, pronunciation, translations and examples 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. The units by which the yield of a crop is usually measured today are kilograms per hectare or bushels per acre. For example, a grain of wheat yielding three new grains of wheat would have a crop yield of 1:3. meThods for meAsurIng CroP ProduCTIon or YIeld under ConTInuouslY hArvesTed rooT CroPs 81 7.1. 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). Measurement. 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. SCR is the abbreviation for the Seychellois rupee, the currency of the island nation of Seychelles in the Indian Ocean off East Africa. 2. a the amount of such produce in any particular season. Bornewasser, J.A. Choosing the right time to plant is often the most important part of … 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. 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. The Yield Cup (YC) option limits the actual production history (APH) approved yield from dropping more than . In agriculture, crop yield potential refers to the output of a crop cultivar when grown with nutrients and water. For the collection of crop area statistics, both subjective and objective methods are currently used around the world. resistance crops like pearl millet, sorghum and minor millets are grown. This measure is more commonly used for legumes, grains or cereal. to clarify the definition of yield gap and the various methods used to estimate it. 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. 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). 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. Crop yield definition: If you yield to someone or something, you stop resisting them. Economics is a branch of social science focused on the production, distribution, and consumption of goods and services. Definition of Crop production. 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. 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 seed ratio is the ratio between the investment in seed versus the yield. Other superpower governments now publish their crop yield reports. Yg is based on Yp, Yw or Ypi simulated using optimal agronomic management as input (i.e. 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. Surplus crops beyond the needs of subsistence agriculture can be sold or bartered. Sample sizes of a harvested crop are measured to determine the estimated crop yield. c (1) : to produce as return from an expenditure or investment : furnish as profit or interest a bond that yields 12 percent. Prior to 2018, the YC was automatic. Crop yield determination is a crucial function in planning for food security of the population of a district or even of the whole country. 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. The seed ratio is another way of calculating agricultural productivity. The offers that appear in this table are from partnerships from which Investopedia receives compensation. • 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 yield data alone are used to rate soils. Sample sizes of a harvested crop are generally measured to determine the estimated crop yield. That's a lot of mouths to feed! Why the NCCPI Uses the NASIS Database The NCCPI uses soil data stored in NASIS. Crop Acreage and Yield Crop Acreage and Yields USDA produces charts and maps displaying crop yields, crop weather, micromaps, and crop acreage animations. cereals, vegetables, and fruit. Plant Early, Plant Effectively. 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. Simply put, crop yield is the Information and translations of crop yield in the most comprehensive dictionary definitions resource on the web. b : to produce or furnish as return this soil should yield good crops. In most of the cases yield data are not recorded but obtained by dividing the production data by the data on area harvested. [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. Futures/Commodities Trading Strategy & Education. yield meaning: 1. to supply or produce something positive such as a profit, an amount of food or information: 2…. 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. In agriculture, crop yield refers to the measure of seeds or grains which is generated from a unit of land. Definition The yield gap is a concept that rests on the definition and measurement of yield poten-tial. cultivar maturity, sowing date and planting density). Learn more. Specially, we've tested our idea in predicting county-level soybean yield in the United States, and we did quiet well even in … Today, foreign countries frequently publish similar crop yield statistics on their government websites, similar to what the USDA does in the U.S. 10 percent from one year to the next. Here, we define yield potential as the yield of an adapted crop variety or hybrid when grown under favorable conditions The unit by which the yield of a crop is measured is tonnes per hectare.. History. a crop of new publications. Crop, harvest, produce, yield refer to the return in food obtained from land at the end of a season of growth. One of the metrics used to determine the efficiency of food production is crop yield. The subjective methods, often used in developing countries, include the field reporting system, eye estimation, farmer interview and expert assessment. In most cases, a crop’s yield potential is … The definition for ‘crop yield’ given by the FAO is ‘Harvested production per unit of harvested area for crop products. Definition of crop yield in the Definitions.net dictionary. 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. 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. 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