...15年度中国玉米单产的预测值不变，仍为每公顷6.03吨，和去年创纪录的单产持平。目前东北的春播玉米处于生长生殖期(reproductive stage)，而华北平原的夏播玉米将在8月份进入生长生殖期。目前的天气和土壤墒情接正常，没有出现严重的洪涝干旱或者病虫害。
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The photosynthetic rate of tomato and cucumber grown in two composted substrates was higher than that of control in nutrition and reproductive stage.
同时两种秸秆腐熟基质在营养生长期和生殖生长期的光合速率比对照高。
参考来源 - 秸秆基质的腐熟及番茄黄瓜无土栽培效果的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
In other words, the optimum temperature for rice growth was high at vegetative stage and low at reproductive stage.
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 China, when 80's began to enter the reproductive stage of life, traditional maternity patterns have been changing.
当中国“80后”们陆续进入生育阶段，传统的孕产模式已悄然发生变化。
However, as the water stress increases, the phosphorus accumulation of root decreases at vegetative stage and reproductive stage.
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。
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