在不供应和补充供应水、氮条件下，研究了限制根系生长空间对玉米根系生理特性、植株养分吸收及产量的影响。
The influence of root growing space of maize upon root physiological characteristics, nutrient uptake and crop yields were studied under conditions with and without supply of water and n.
较少或过多施用氮素降低了秧苗根系活力和保护酶活性，影响秧苗生长和生理优势。
Little or excessive nitrogen fertilizer application decreased roots vigor and protection enzyme activity and reduced growth and physiology superiorities of dry seedbed seedlings.
温度和植物生长调节剂等都能对根系生长发育和生理活性产生一定影响。
Temperature and plant growth mediation agent could have certain impact on the root growth and physiological activity.
苗木根系水势和根生长潜力回归极显著，是苗木质量评价重要的生理指标和活力指标。
Root water potential and root growth potential had strongly correlated, and should be considered as the main indicators for physiological and vigor.
各种林木生理所需的水分是通过根系吸收土壤中的水分而得到的。
A great variety of woods absorb their physiologically needed water through roots in the soil.
结果表明，二氢茉莉酸丙酯提高了根系活力和叶片硝酸还原酶活性（NRA） ，增加叶绿素含量和可溶性蛋白含量，从而为高产奠定了良好的生理基础。
The results indicated PDJ could improve the vigor of root system and NRA of leaves, increase chlorophyll and soluble protein content, thus laying a better physiological foundation for high yield.
根系衰老是环境因素变化引起的其生理功能的衰退。
Root senescence means physiological function degradation under environmental factors change.
本文旨在从根系形态生理角度对葡萄根系形态的数字化研究作出努力，以揭示试验中根系的数字形态与葡萄树体关系。
This paper aimed to make efforts for numerical research of the grape root system morphology from the aspect of root system morphological physiology.
应用分形理论研究植物根系的形态结构特征和生理功能。
Fractal theory was used to investigate the configuration characteristic and physiological function of root system.
在营养生长期建成强大的根系与有效的光合面积是结果期产量形成的重要生理基础。
The plants developed a strong root system and active photosynthetic areas in vegetative growth stage, which is very important basis for yield formation of cucumber in fruiting stage.
其它一些突变体如根系、抗性、生理变异等为43.85%。
Mutants for root traits, abiotic stress resistance and physiological traits occupied the remaining 43.85%.
适用于根系生物学、植物营养学、植物生理学等学科领域的科学研究。
The utility model suits for the root biology, plant nutrition, and plant physiology and so on.
一氧化氮(NO)是一种高活性生理活性物质，作为信号分子在植物根系生长等生理过程中起重要作用。
Nitric oxide (NO) is a physiologically reactive substance, as a plant cell signaling molecule, it play an important role in plant root growth and other physiological processes.
本文报道了磁对番茄等作物增产的生理学效应。 主要表现在提高光合速率、根系活力、吸养能力及淀粉酶活性等方面。
The effect of magnet on the rate of photosynthesis, root system activity, nutritious absorbality and amylase activity of such crops as tomato, cucumber and sweet pepper was studied.
本文报道了磁对番茄等作物增产的生理学效应。 主要表现在提高光合速率、根系活力、吸养能力及淀粉酶活性等方面。
The effect of magnet on the rate of photosynthesis, root system activity, nutritious absorbality and amylase activity of such crops as tomato, cucumber and sweet pepper was studied.
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