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氮素和磷素在草坪系统中的转化 被引量:2

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摘要 硝酸盐在草坪生态系统中的淋溶是变化无常的.影响硝酸盐淋溶的因素包括土壤类型,灌溉、降水、温度、氮肥的种类、用量及使用季节。着重研究了不同的草坪和气候区域中氮、磷化合物的转化。研究内容以氮的活动为主。 试验还没有完成,但目前获得的数据可以进行一些比较,其中包括所有项目中每年硝酸盐淋溶量的大体比较。不同气候区、不同土壤类型中硝酸盐的淋溶量比较。
出处 《国外畜牧学(草原与牧草)》 1995年第4期23-25,共3页
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