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杂草落粒性
释义
杂草落粒性
Encyclopedia
农学
杂草落粒性
释
seed shattering
杂草落粒性
杂草种子在成熟过程中或成熟后从颖壳或果实中自然脱落的现象。杂草种子传播、回归土壤的重要方式。整个果实脱落也是落粒的重要途径。
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upper critical solution temperature
upper critical solution temperature (UCST)
upper crust
upper culmination
upper cut-off frequency
upper Darboux integral
upper Darboux sum
upper decimal approximation
upper density
upper derivative
upper deviation
upper directed
upper Dirichlet density
upper end
upper end of an integral
upper envelope
upper estimate
upper eyelid
upper finite group
Upper-flow system
upper function
upper gastrointestinal bleeding
upper gastrointestinal examination
upper gastrointestinal hemorrhage
upper girdle muscles
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