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■a松干流域坡耕农田面源污染控制农作技术研究及应用■f杨世琦, 杨正礼等著■Asong gan liu yu po ge+...... |
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■a英文题名取自封面 |
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■a有书目 (第190-213页) |
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■a本书重点介绍了松干流域基本情况、坡耕地不同种植模式对土壤氮磷的影响、冻融交替下农田土壤环境因子变化特征、冻融交替下农+...... |
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■aFarming techniques for non-point source pollution control +...... |
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