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施磷量及磷锌配施对夏玉米生长发育及籽粒产量的影响
杨随鹏
Effects of Phosphorus Quantity and “Combinations of Phosphorus and Zinc Fertilizer” on Growth and Grain Yield of Summer Maize
农学学报 . 2011, (9): 49 -52 .  DOI: 10.11924/j.issn.2095-4050.2011-xb0546