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In agriculture, the yield 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 another way of calculating yields. Cereal yield in tons per hectare and kilograms of nitrogenous fertilizer applied per hectare of cropland.
The sweet potato or sweetpotato (Ipomoea batatas) is a dicotyledonous plant that belongs to the bindweed or morning glory family, Convolvulaceae. Its large, starchy, sweet-tasting tuberous roots are used as a root vegetable. [3] [4] The young shoots and leaves are sometimes eaten as greens.
Food production per capita since 1961 Grain silos Rice plantation in Thailand Cambodians planting rice, 2004. Agricultural productivity is measured as the ratio of agricultural outputs to inputs. [1] While individual products are usually measured by weight, which is known as crop yield, varying products make measuring overall agricultural ...
A sweet potato casserole recipe might call for three pounds, or about 48 ounces, of sweet potatoes. By Burgess’s estimation, that should equate to 9 to 12 servings. By Burgess’s estimation ...
For example, average yields of corn (maize) in the US have increased from around 2.5 tons per hectare (t/ha) (40 bushels per acre) in 1900 to about 9.4 t/ha (150 bushels per acre) in 2001. Similarly, worldwide average wheat yields have increased from less than 1 t/ha in 1900 to more than 2.5 t/ha in 1990.
Various types of potatoes Unprocessed seeds of spelt, a historically important staple food Harvesting Sago pith to produce the starch in Papua New Guinea. A staple food, food staple, or simply staple, is a food that is eaten often and in such quantities that it constitutes a dominant portion of a standard diet for an individual or a population group, supplying a large fraction of energy needs ...
The United States was the most productive country, with a nationwide average yield of 44.3 tonnes per hectare (19.8 short tons per acre). [79] New Zealand farmers have demonstrated some of the best commercial yields in the world, ranging between 60 and 80 tonnes per hectare, some reporting yields of 88 tonnes of potatoes per hectare. [80] [81] [82]
Smallholders’ estimated average yields from local maize rose from 0.6 tonne a hectare in the 1950s to 0.8 tonne a hectare in the 1960s, then to 1.2 tonnes a hectare (1.8 tonnes with moderate fertilizer) in the 1980s. Up to the mid-1980s, Malawi was a net maize exporter; its agricultural growth rate was 6% a year between 1973 and 1982. [26]