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。
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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