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.

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。

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With typical rice cultivars as materials, the growth and development characteristics and nutrient uptake in rice under site-specific nitrogen management (SSNM) were studied.

以代表性水稻品种为材料，研究了实地氮肥管理模式下水稻的生长发育和养分吸收规律。

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The characteristics of root growth, nutrient uptake and utilization of a wheat albinism after reviving were studied with an in vitro experiment.

采用管栽试验研究了返青后小麦返白系根系生长及养分吸收利用规律。

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