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。
With different spike types of rice varieties as materials, the field experiments on the effects of fertilizer and irrigation on cooking quality were carried out.
以不同类型北方粳稻品种为试材，研究了中肥节水灌溉、高肥节水灌溉、高肥正常灌溉、中肥正常灌溉处理对垩白的影响。
With different spike types of rice varieties as materials, field experiments on effects of fertilizer and irrigation on cooking qualities were carried out.
以不同类型水稻品种为材料，研究了中肥节水灌溉、高肥节水灌溉、高肥正常灌溉、中肥正常灌溉处理对粳稻蒸煮品质的影响。
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