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授粉
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授粉
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授粉
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pollination
授粉
自然界风媒花林木雌花达到可授期时,花粉自然飞散而进行的传粉过程。或者待雌花柱头(或胚珠)分泌黏液达到可授期时,将父本的花粉通过人工传粉方式授予雌花柱头(或胚珠)的过程。包括自由授粉和控制授粉。
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extent of stria
extenuation
exterior
exterior algebra
exterior alternate angles
exterior angle
exterior-angle bisector
exterior angle of the same side
exterior-angle theorem
exterior area theorem
exterior ballistic measurement
exterior ballistic measurement structure
exterior ballistics
exterior bisector
exterior boundary-value problem
exterior calculus
exterior capacity
exterior center of similarity
exterior contact
exterior content
exterior-covered waterproofing
exterior derivative
exterior differential
exterior differential calculus
exterior differential equation
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