In order to study the relationship between yield, maize ear treats and organ matter, N-OH, available P and K, we selected field block with different soil nutrition in Mei county, Shaanxi province.

在陕西眉县选择农田土壤养分含量不同的地块，研究不同含量的有机质，碱解氮、速效磷、速效钾与玉米果穗穗部性状及产量的关系。

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The research was engaged in the effect of HMC toxin on microfilaments of N and C cytoplasmic male-sterile maize by fluorescence technique and confocal scanning microscopy.

本研究还利用荧光标记和激光共聚焦显微镜相结合的方法，研究了HMC毒素对同核异质体玉米根冠细胞微丝骨架分布的影响。

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The results indicated that N deficiency decreased root radial and axial hydraulic conductivity of maize.

用蒸腾计法和解剖学方法分别研究了氮亏缺对玉米单根径、轴向导度的影响。

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