水田灌溉系统 irrigation system of rice field 自动草坪灌溉系统 Automatic Turf Irrigation Systems 中心旋转灌溉系统 CenterPivot Irrigation Systems ; Pivot Irrigation Sy...
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A field experiment was conducted to study the nutrient balance and economic benefit on winter-wheat and rice system with mid-stage effluent of ammonium sulfite method irrigation.
通过田间实验,研究亚铵法制浆中段水经土地处理的同时作为灌溉用水的农田养分平衡状况及经济效益。
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