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品种演化
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品种演化
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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neighbor effect
Neighborhood
neighborhood
neighborhood axiom
neighborhood base
neighborhood basis
neighborhood basis of a point
neighborhood block
neighborhood block facility
neighborhood centre
neighborhood choice
neighborhood complex
neighborhood effect
neighborhood equivalence
neighborhood extensor
neighborhood facility
neighborhood filter
neighborhood-finite
neighborhood function
Neighborhood Garden
neighborhood of a point
neighborhood of a set
neighborhood of zero
neighborhood on the left
neighborhood on the right
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