它们的生殖阶段完全停止下来。
不同处理耕层土壤速效氮含量营养阶段均高于生殖阶段，速效磷含量则相反。
The content of available nitrogen in plough layer at the vegetative stage is higher than that at the reproductive stage, but opposite for available phosphorus.
在营养和生殖生长阶段旱稻茎含磷量和磷素累积量随水分胁迫程度加深而降低。
However, as the water stress increases, the phosphorus accumulation of root decreases at vegetative stage and reproductive stage.
韩国等温带国家从营养生长到生殖生长阶段温度的改变似乎有利于水稻获得高产。
The change of temperature from vegetative stage to ripening stage in temperate country like Korea seemed very favorable in obtaining a high yield.
目的：对不同发育阶段的人胚胎原始生殖细胞（PGC）进行定位并比较其体外培养的差异。
Objective: To study the localization and in vitro culture of human embryonic primordial germ cell(PGC) during different stages of embryogenesis.
深根水稻植株从深层土壤中吸收更多养分、保护植株在生殖生长阶段不倒伏。
Deep rooting of rice plant made easy to absorb more nutrients from deep soil layers, and protected the plant from lodging at reproductive stage.
我国水稻无融合生殖研究尚处在探索性阶段，还没有筛选到具有实用价值的无融合生殖种质。
The studies on apomictic rice in our country are still in tentative stage and no apomictic germplasms with practical breeding value have been found.
陈斌通过调查发现，虽然在义务教育阶段已经有生殖健康课程设置，很多大学生却仍表示没有接受过正规教育。
Chen Bin through the survey found, although the period of compulsory education in reproductive health programmes have been set up, many students still had no access to formal education.
结果表明：适时晚播缩短了大豆的营养生长阶段，而对生殖生长阶段的影响较小。
The results showed that; feasible late sowing reduced nutritive growth period and there was little effect on reproductive growth period.
在盆栽条件下，通过遮光处理，人为改善光照条件，探索大豆生殖生长阶段油分形成积累过程与光照条件的关系。
The relationship between oil accumulation and light condition was explored by shading with pot cultivation on soybean reproduction stage.
结论卵巢生殖细胞肿瘤中无性细胞瘤和胚胎性癌分化水平最接近于生殖母细胞至胚泡阶段。
Conclusions the differential level of dysgerminoma and embryonal carcinoma approximates the stages of gonocyte and blastocyst.
本研究结果初步表明：黄鳝的雄性生殖细胞可能起源于雌性阶段卵巢被膜中的原始生殖细胞。
The results suggest: the male germ cells of Monopterus albus may derive from the PGCs in the membrane of ovary.
换言之，水稻生长最适温度在营养生长阶段高，而生殖生长阶段低。
In other words, the optimum temperature for rice growth was high at vegetative stage and low at reproductive stage.
利用基因芯片，对这些基因在生殖生长14个阶段、营养生长5个阶段以及受冷胁迫、盐胁迫和干旱胁迫时的表达谱进行了分析。
We also present microarray-based expression profiling of these genes during 14 stages of reproductive and 5 stages of vegetative development and in response to cold, salt and dehydration stress.
利用基因芯片，对这些基因在生殖生长14个阶段、营养生长5个阶段以及受冷胁迫、盐胁迫和干旱胁迫时的表达谱进行了分析。
We also present microarray-based expression profiling of these genes during 14 stages of reproductive and 5 stages of vegetative development and in response to cold, salt and dehydration stress.
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