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在作物生长周期中,光合有效辐射值(par)和蒸腾系数(transpiration coefficient)是决定产量的关键参数。达贝富自主研发的ndvi多光谱成像仪,通过420-900nm光谱范围内的16个波段扫描,可实时生成作物冠层反射率图谱,配合叶面氮素浓度预测模型,实现变量施肥决策支持。
本公司的土壤剖面水分探测系统采用时域反射法(tdr)原理,配备三层电容式传感器阵列,可精确测定0-12
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