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variety evolution
释义
variety evolution
Encyclopedia
农学
品种演化
释
variety evolution
品种演化
在农业生产逐渐发展的背景下,人类依据生态环境、耕作条件以及自身需求的改变,通过逐代将驯化作物中利于个体生存和繁殖后代的变异进行选择累积,从而演变形成新的种、亚种、品种的过程。又称品种演变。
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forage crop harvesting machinery
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forage growth curve
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forage phenological phase
forage planting density
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