Effects of Nitrogen Application Amount and Planting Density on Maize Yield, Phosphorus and Potassium Uptake and Utilization
CHU Xu1, LI Shuai1, ZHAO Yanan1, YE Youliang1, SUN Xiaomei2, HUANG Yufang1*
Journal of Agricultural Science and Technology . 2020, (12): 115 -126 .  DOI: 10.13304/j.nykjdb.2020.0271

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