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农业科学 运转 A field experiment was conducted to investigate the net accumulation,remobilization and use efficiency of nitrogen,phosphorus,and potassium in maize field of different yields caused by the difference of soil fertility and management. 采用大田试验方法,在不同土壤肥力水平和不同管理措施导致产量水平明显不同的玉米田中,对植株对氮、磷、钾养分的吸收、运转及利用效应进行了分析比较。 再调动 Remobilization of nitrate in leaf vacuoles of crops is closely related to nitrogen use efficiency of crop. 作物液泡中硝酸根离子的再调动和再利用与作物氮素高效利用关系密切。
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