天竺葵柱头上的花粉颗粒。
柱头螺栓的机械性能要求与螺栓相同。
Mechanical property requirements for studs shall be the same as those for bolts.
花粉管在柱头内逆行生长；
花粉直接散落在柱头上。
花粉直接散落在柱头上。
花柱及柱头已经干掉。
这部分是由于亡者柱头用重视男性服装首饰。
This is partly due to the dying stigmas that used to be attached to males wearing jewelry.
海甘蓝的花粉很难粘合在甘蓝型油菜柱头上。
The pollen of Crambe abssynica was hardly ever observed binding to the stigma of B. napus.
柱头可授性与昆虫访花频次最高峰部分重叠。
Receptivity of stigma occurs with the peak of the insect visiting.
授粉是机械地把花药里的花粉传送到柱头上去。
Pollination is the mechanical transfer of pollen from the anthers to the stigmas.
设置相应的柱头压、分流比、隔垫吹扫。
Set head pressure, split flow, and septum purge flow to appropriate levels.
用深度调节杆底端的滚花柱头可以做细小调整。
The knurled knob (GG) at the bottom end of the depth adjustment rod can be used to make minor adjustments.
两次的花柱2半裂，每分枝具一匙形的或头状柱头。
Style twice 2 - cleft, each branch with a spatulate or capitate stigma.
柱头螺栓的内部排列构成压力密封连接的初始密封。
Inner row of studs establish the initial seal of the pressure seal joint.
在自然条件下，柱头外露率与异交结实率成正相关。
At natural condition rate of stigma exsertion has the positive proportion with seed rate.
是以水为媒介将花粉传递到植物柱头的一种传粉方式。
Hydrophily Pollination in which water carries the pollen from anther to stigma.
昆虫翅膀的震动帮助播撒取自花药的花粉，并落到柱头上。
Vibrations caused by the insect's buzzing help release pollen from the flower's anthers so that it can fall onto the stigma.
我们的结果提示了水稻和拟南芥柱头具有保守功能和新功能。
Our results indicate that the stigmas appear to have conserved and novel molecular functions between rice and Arabidopsis.
多柱头不育株，由于柱头多而长，接受花粉面积大，异交结实率高。
The sterile plant with multiple stigmas had a high outcrossing percentage of seed setting because its multiple and long stigmas enlarged the area of pollination.
子房卵球形或球状；柱头2或3(- 5)，通常下弯，整个具乳突。
Ovary ovoid or globose; stigmas 2 or 3 (-5), usually recurved, papillate throughout.
不同细胞质对不育系异交习性的影响主要表现在柱头外露率的差异上。
Different cytoplasmic effect on out-crossing characters mainly show on exserted stigma of CMS lines.
用光学显微镜和电子显微镜研究了西瓜柱头结构、ATP酶活性和分泌活动。
Stigma structure and its ATPase activity and secretion in watermelon(Citrullus lanatus)were characterized using light and transmission electron microscopes.
二裂片敏感性柱头的生物学特性及意义近年来一直是被子植物研究中的热点问题。
The biologic characteristic of the bilobed sensitive stigma is the hot question on the flowering plants research.
显然，花粉壁蛋白和柱头表膜蛋白分别是花粉侧和柱头侧不亲和反应的识别物质。
It is obvious that pollen- wall and stigma- pellicle proteins are recognition substances of pollen and stigma respectively.
有花植物触敏柱头的闭合行为一直是传粉生态学和进化生物学研究的热点问题之一。
Studies on the closure behavior of the touch-sensitive stigmas in flowering plants are one of the hotspots in pollination ecology and evolutionary biology.
不育系开花时间分散、持续时间长和外露柱头率高是导致发病严重的主要寄主因素。
Scattered flowering, longer flowering time and higher stigma emergence rate of the A-lines rice were the main host factors causing serious kernel smut.
麦尔·切斯特市外一两英里的地方有个新近修好的教堂，裘德在那儿安装过石柱和柱头。
A mile or two from Melchester there was a restored village church, to which Jude had originally gone to fix the new columns and capitals.
麦尔·切斯特市外一两英里的地方有个新近修好的教堂，裘德在那儿安装过石柱和柱头。
A mile or two from Melchester there was a restored village church, to which Jude had originally gone to fix the new columns and capitals.
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