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花粉隔离带
释义
花粉隔离带
Encyclopedia
农学
﹝良种生产﹞
释
pollen isolation zone
花粉隔离带
为保证种子园所产种子的遗传品质,减少或避免种子园受外来花粉的污染,在种子园周围设置的隔离外源花粉的地带。
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planetary continuously variable transmission
planetary coordinate system
planetary corona
planetary cosmogony
planetary data system,PDS
planetary dynamo
planetary embryo
planetary ephemeris
planetary evolution
planetary exploration
planetary gear drive
planetary geodesy
planetary geology
planetary interior or planetary internal structure
planetary/interplanetary probe
planetary ionosphere
planetary magnetic field
planetary magnetosphere
planetary-mass companion
planetary-mass object
planetary meteorology
planetary mill
planetary motion
planetary nebula
planetary nomenclature
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