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定量遥感参数与作物肥水模型链接初探

DOI: 10.3321/j.issn:1000-7091.2001.04.012, PP. 52-58

Keywords: 遥感参数,作物模型,链接

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Abstract:

针对当前作物肥水模型和定量遥感参数在农业上应用的各自局限性,提出通过完善定量遥感的输出接口和作物模型的输入接口,将定量遥感参数与作物肥水模型进行链接,通过建立不同生育时段订正的绿度指数和叶片氮素分段函数以及订正的湿度指数与耕层土壤、植株水分及产量品质函数,使得生产上大范围、动态的肥水监测成为可能,最后对应用链接模型通过不同肥水管理措施对作物产量和品质进行调控的前景进行了展望。

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