the female flower keeps the trace which the stamen degenerates, when the male flower blossoms the powder disperses.
雌花留有雄蕊退化的痕迹,雄花开花即散粉。
stamen primordium differentiated after male flower perianth primordium appeared 5 days.
雄蕊原基分化期在花被分化之后5天左右出现;
a walnut cultivar 「 liaoning 1 」 was used to study the effect of exogenous polyamines on female and male flower differentiation and the content of endogenous polyamines in leaves.
以‘辽宁1号’核桃为试材,研究了外源多胺对雌雄花芽分化及叶片内源多胺含量的影响。
the nectar volumes and concentrations of pomegranate complete flower and male flower are measured during its flourishing florescence.
测定了盛花期石榴完全花和雄花的泌蜜量和糖浓度,并分析比较二者的泌蜜特点。
since bees and dirt spread the virus, farmers were taught to nip the purple male flower buds off each stalk and to clean their tools and boots before entering their banana patches.
the results showed that differences existed in the contents of all second metabolites measured in male flower at different blossoming stages.
研究结果表明,雄花在不同花期次生代谢产物含量均有差异。
combining with the morphology and anatomy, the relationship between the development of male flower on betula and these endogenous hormones was researched.
结合白桦雄花形态解剖观察,研究了这些内源激素与白桦雄花发育的关系。
there were about 700 male flowers per bearing tree for most of clones, but 46% of clones had 1/3 ramets bearing no male flower at all.