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土壤覆盖和灌溉对几种作物产量和水分利用效率的影响
学位论文
硕士, 兰州: 兰州大学, 2018
Authors:
余月圆
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Submit date：2019/01/17
秸秆覆盖
地膜覆盖
滴灌
不同水平滴灌
水热环境
生育期温度
生育期降水
气候变化
土壤类型
Meta分析
基于多尺度分析的黄土高原保护性耕作系统下作物产量、土壤碳库与经济效益研究
学位论文
博士, 兰州: 兰州大学, 2018
Authors:
李舟
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Submit date：2019/01/17
免耕
秸秆覆盖
水分利用效率
土壤有机碳
经济效益
