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辅助授粉
释义
辅助授粉
Encyclopedia
农学
﹝良种生产﹞
释
assisted pollination
辅助授粉
通过人工或借助一定工具、设备来克服自然授粉中花粉量不足的缺陷,增加落在雌蕊柱头上的花粉粒数目,提高受精和结实率,从而达到预期种子产量的辅助措施。又称人工辅助授粉。
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permutation operator
permutation pattern
permutation pseudo-tensor
permutation rank
permutation relation
permutation relationship
permutation representation
permutation representation of a group
permutation rise
permutation run
permutation sequence
permutation signature
permutation symbol
permutation symmetry
permutation tensor
permutation test
permutation without repetition
permutation with repetition
permutation with restricted positions
permutator
permuted block design
permuted code
permuting relation
permutohedron
Perm’
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