种植密度与氮肥互作对全膜双垄沟播春玉米产量及氮素利用的影响
许玥, 沈洪政, 孙维乾, 李世磊, 马孝义
种植密度与氮肥互作对全膜双垄沟播春玉米产量及氮素利用的影响
Effects of Planting Density and Nitrogen Fertilizer on Yield and Nitrogen Utilization of Spring Maize with Whole Plastic-film Mulching on Double Ridges
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