The influence of volume weight of soil on maize seedlings growth was researched under condition of controlling water and fertilizers.
在控制水分、肥料的条件下，用盆栽试验研究土壤容重对玉米苗期生长的影响。
Nitrogen significantly affects chlorophyll content, photosynthetic rate and chlorophyll fluorescence of the leaves of maize seedlings.
不同供氮水平对玉米幼苗叶片的叶绿素含量、光合速率及叶绿素荧光特性等有着显著影响。
The protective effect of calcium pretreatment on the harm of maize seedlings by acid rain was studied through sand cultivation experiment.
通过砂培实验，研究了钙浸种对酸雨伤害玉米幼苗的防护效应。
Treatment with Tween-80 (concentration 0.02-2%) of leaves of maize seedlings induced obvious changes of stomatal movement and transpiration.
吐温- 80(浓度0.02 ~ 2%)处理后，引起玉米苗气孔运动及蒸腾作用的显著变化。
Huashuo 828 and the REEs soaking seed can raise the maize seedlings chlorophyll, soluble candy, soluble protein, the whole nitrogen and total protein content.
华硕828和稀土浸种能同时提高玉米幼苗叶片叶绿素、可溶性糖、可溶性蛋白以及全氮和总蛋白的含量。
LaCl3 had some effects on the contents of MDA and praline and the protective enzyme activities of POD and CAT in the leaves of maize seedlings under Hg stress.
得出结论，LaCl3对Hg胁迫下玉米幼苗叶片mda和脯氨酸含量以及保护酶POD和CAT的活性产生了一定的影响。
Abscisic acid (ABA) and 6-benzylaminopurine (6-ba) were used to investigate their effects on activities of key enzymes in carbon assimilation in maize seedlings under water stress.
在盆栽条件下研究了ABA和6- BA对水分胁迫下玉米幼苗中一些碳素同化关键酶的影响。
The procedure was simple and available to operate, and prevented low_vigor seedlings from emerging, and improved field plant tidiness of maize, and reduced the rate of smaller ear of maize.
此法作业简单，容易操作，是防止三类苗、提高玉米田间植株整齐度、降低小穗株率的有效措施。
The results showed that: (a) All of the three kinds of selected models can reflect the changing trend of P uptake by seedlings of maize and soybean;
研究结果表明：供试四种机理模型均能较好地反映玉米与大豆幼苗的磷吸收变化情况；
The effect of double microorganism liquid on raising strong seedlings and its drought resistance was studied with maize as the study subject.
以玉米为对象，研究双微生物液对培育壮苗的效果及对玉米苗期抗旱性的影响。
The effect of double microorganism liquid on raising strong seedlings and its drought resistance was studied with maize as the study subject.
以玉米为对象，研究双微生物液对培育壮苗的效果及对玉米苗期抗旱性的影响。
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