two-breed rotation

См. также в других словарях:

• rotation crossing — noun : a system of breeding domestic animals in which the female offspring resulting from a cross between two breeds are bred to a sire of a third breed and the female offspring resulting from the second cross are then bred to a sire of one of… …   Useful english dictionary

• livestock farming — Introduction       raising of animals for use or for pleasure. In this article, the discussion of livestock includes both beef and dairy cattle, pigs (pig), sheep, goats (goat), horses (horse), mules (mule), asses, buffalo, and camels (camel …   Universalium

• agriculture, origins of — Introduction  the active production of useful plants or animals in ecosystems that have been created by people. Agriculture has often been conceptualized narrowly, in terms of specific combinations of activities and organisms wet rice production… …   Universalium

• Maize — This article is about the cereal grain, primarily known as corn in the United States. For other uses, see Maize (disambiguation). Corn redirects here. For other uses, see Corn (disambiguation). Maize Illustration depicting both male and female… …   Wikipedia

• Gameplay of Pokémon — The gameplay of the Pokémon series of role playing video games involves the capture and training of a variety of fictional creatures called Pokémon and using them to battle other trainers. Each successive generation of games builds upon this… …   Wikipedia

• Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… …   Universalium

• Horses in the Middle Ages — This 15th century depiction of Charlemagne and Pope Adrian I shows a well bred medieval horse …   Wikipedia

• Spot blotch (wheat) — Spot blotch is a leaf disease of wheat caused by Cochliobolus sativus .cite book last = Wiese first = M.V. title = Compendium of wheat diseases publisher = American Phytopathological Society date = 1987 pages = 124 pp ] cite book last = Martens… …   Wikipedia

• Halley's Comet — For the video game, see Halley s Comet (video game). 1P/Halley (Halley s Comet) Halley s Comet on March 8, 1986 Discovery …   Wikipedia

• Europe, history of — Introduction       history of European peoples and cultures from prehistoric times to the present. Europe is a more ambiguous term than most geographic expressions. Its etymology is doubtful, as is the physical extent of the area it designates.… …   Universalium

• Agriculture in the United Kingdom — A combine harvester in Scotland Agriculture in the United Kingdom uses around 71% of the country s land area and contributes about 0.6% of its gross value added. The UK produces less than 60% of the food it eats and the industry s share of the… …   Wikipedia