1.
Studies on Determination Methods of Pollen Viability and The Optimum Pollination Time of Summer Squash(Cucurbita pepo L.)
西葫芦花粉生活力测定方法及最佳授粉时间的研究
2.
Effects of the Time of Pollination and the Length of Pod on the Seed Number per Pod of Hybrids between Brassica napus and Purple-caitai
授粉时间及角果长度对红菜薹与甘蓝型油菜杂交后代荚粒数的影响
3.
the morning session
上午的授课 (时间)
4.
Effects of Different Stage Pollens on Pollination and Seed Quality of Flue-cured Tobacco
不同时期花粉授粉对烤烟授粉效果和种子质量的影响
5.
Stigma receptivity and the optimal pollination period of Populus spp. (Section Tacamahaca)
青杨派树种雌蕊柱头可授性及最佳授粉时期
6.
He could effect cross-fertilization between them.
他可以实现它们间的杂交授粉。
7.
Such differences promote pollination between groups.
这些差别促进了两组间的授粉作用。
8.
burst or split open, as of flowers and seeds when releasing pollen or seeds.
像花授粉或种子播种时爆裂或裂开。
9.
The relationship between plant and pollinator is a mutualistic one.
植物和授粉动物之间的关系是典生关系。
10.
Effects of Pollination Conditions on Cross Compatibility Index between Brassica Crops
授粉条件对芸薹属作物种间杂交亲和性的影响
11.
Abstract: At present, the main means for time transfer are long or short wave, telephone, GPS, double star etc.
文摘:目前，国内外时间传递方式主要有长波授时、波授时、话授时、星比对、PS时间信息。
12.
2.In 21 to 24 hours after pollination,most of the female nuclei fuse with the male nuclei.
2.授粉后21至24小时,大部分雌、雄性核发生融合。
13.
Effect of Tobacco Male-sterility Cross Pollinating Time to the Seed Quality
烤烟雄性不育杂交授粉时期对种子质量的影响
14.
Performance Analysis of Time Comparing System to NTSC
国家授时中心时间比对系统性能分析
15.
fertilized by its own pollen.
通过自己的花粉授粉。
16.
cross pollination
异体授粉，异花传粉
17.
The old professor employed much of his time in writing books.
这位老教授把许多时间用于著书。
18.
Dr Nash suffered from schizophrenia for a long time.
纳什教授长时间患有精神分裂症。