But the key of planting Protection is the selection of grass seed and Sowing method.
而植草防护成败的关键是草种、播种期及播种方法的选择。
This paper relates the selection of a method and technological conditions for extracting a colouring substance from sunflower seed husks.
本文叙述了从向日葵壳中提取色素的方法及工艺条件选择。
It is differ both from the method of "circulate line selection" for seed reproduction and from the method of "pure line breeding" for varieties development.
该方法既区别于单纯生产原种的“株系循环法”，也区别于选育新品种的纯系育种法。
The invention provides tomato long stigma type high temperature sensitive male sterile line seed selection and a hybridized seed production method.
本发明提供了一种番茄长柱头型高温敏型雄性不育系选育及杂交制种方法。
The invention provides tomato long stigma type high temperature sensitive male sterile line seed selection and a hybridized seed production method.
本发明提供了一种番茄长柱头型高温敏型雄性不育系选育及杂交制种方法。
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