Decreased relative humidity induces decreased net photosynthetic rate.
相对湿度降低，净光合速率也降低。
The net photosynthetic rate was in accord with both stomatal conductance and water potential.
净光合率的提高与气孔导度及水势的提高有一致趋势。
It was necessary for maintaining normal chlorophyll content and net photosynthetic rate to supply macroelements.
供应大量元素是维持正常叶绿素含量和光合速率所必需的。
The changes of net photosynthetic rate was related mainly to stomatal conductance and intercellular CO2 concentration.
净光合速率主要的影响因子为气孔导度和胞间CO2浓度。
It was observed early that low concentrations of sodium bisulfite treatment increased net photosynthetic rate in leaves.
人们很早就已观察到低浓度亚硫酸氢钠处理能提高叶片净光合速率。
In addition, the net photosynthetic rate at the filling stage was significantly and positively correlated with the seed setting rate.
此外，灌浆期净光合速率与结实率呈显著正相关。
The results showed that the growth, the biomass and the net photosynthetic rate of the seedlings excelled that of the cutting stocks.
结果表明：云南红豆杉实生苗的生长量、生物量和光合生理指标都基本优于扦插苗。
Compared net photosynthetic rate in different tree frame, the open was higher than the spindle; the spindle was higher than the control.
不同树形叶片净光合速率比较，开心形高于纺锤形，纺锤形高于对照。
The net photosynthetic rate (Pn) of strawberry leaves under green film was significantly lower than that of under all other film treatments.
除绿膜下草莓叶片的净光合速率较低外，其它膜下草莓叶片的净光合速率均无明显差异。
On condition of heavy sun shading, the net photosynthetic rate of seedlings is low, the accumulation of GH2O is few, and seedlings grow slowly.
重度遮荫条件下，苗木具有较小的净光合作用速率，碳水化合物的积累较少，苗木生长缓慢。
The inhabited degree of net photosynthetic rate and apparent quantum efficiency by UV B radiation were positively correlative to leaf position.
UVB辐射后，黄瓜叶片的光呼吸显著提高，增幅与叶片发育阶段有关。
Chlorophyll and carotene content in tomato leaves increased, while net photosynthetic rate, stomatal conductance and transpiration rate declined.
番茄叶片中叶绿素、类胡萝卜素含量增加；但净光合速率、气孔导度、蒸腾速率下降。
The results indicated that net photosynthetic rate (Pn)of lettuces was increased by adding nitrogen and potassium fertilizer and light intensity.
通过盆栽试验研究了增施氮钾和光照强度对不同品种莴笋光合特性和产量的效应。
The results of research showed that the net photosynthetic rate decreased under (overcast) and rainy days and that would increase when it was cleared up.
结果表明：连续阴雨环境使葡萄叶片净光合速率下降，转晴后净光合速率上升。
Diurnal and seasonal processes of net photosynthetic rate and respiration rate of directions of crown of Larch at different site conditions were studied.
研究了不同立地条件下落叶松树冠各个方向的净光合速率、呼吸速率、日进程及季节进程。
The results showed that the fruit yield, net photosynthetic rate were the highest and the night respiratory rate was the lowest under 70% light intensity.
结果表明： 70 ％光强下甜椒产量显著提高， 植株净光合速率最高，夜间呼吸速率最低。
Flooding induced the changes in net photosynthetic rate (Pn), stomatal conductance (Gs) and transpiration rate (Tr) of 17-month-old seedlings of Cleistocalyx operculatus.
淹水引起水翁幼苗净光合速率、气孔导度和蒸腾速率发生变化。
The research results reveal that the soil moisture prominently impacts the daily variation kinesis of transpiration rate and the daily net photosynthetic rate of wheat leaves.
试验结果表明，土壤水分显著影响了小麦的光合蒸腾日变化动态。
The higher grain yield in mutated strains was mainly due to increasing the net photosynthetic rate and apparent quantum yield considerably at the stage from booting to filling.
孕穗-灌浆期的净光合速率和表观量子效率的急剧增加可能成为突变株系增产的主要原因。
The results showed that the light intensity in the plastic green house was significantly reduced and only 39.3% of the control, resulting in net photosynthetic rate (Pn) decreased by 27.5%.
结果表明，塑料大棚茶园内，光合有效辐射仅为棚外茶园的39.3% ，导致茶树光合速率平均比对照低2 7.5 % ；
These characteristics of cold typical wheat have a close relation to the metabolic function, which is more excellent in functional period of leaves, MDA content and net photosynthetic rate, etc.
上述特点和其代谢功能有着密不可分的关系，冷型小麦在叶片功能期、丙二醛含量和净光合速率等方面均较优越。
In the model, inputting the radiation and the average temperature the net leaf photosynthetic rate of greenhouse tomatoes in Tai Yuan district was a little bit higher than that in Holland.
但是，把最高温作为参数输入模型后，太原地区番茄叶片总光合速率降低，而呼吸速率却在升高，从而引起净光合速率的明显降低。
In the model, inputting the radiation and the average temperature the net leaf photosynthetic rate of greenhouse tomatoes in Tai Yuan district was a little bit higher than that in Holland.
但是，把最高温作为参数输入模型后，太原地区番茄叶片总光合速率降低，而呼吸速率却在升高，从而引起净光合速率的明显降低。
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