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该作物叶色诊断施肥比色卡采用折叠式自由夹结构,在自由夹架内设置有八块不同标准色级的颜料卡,它能准确地诊断出农作物叶色的颜色,通过比较,得出合理的施肥结果。作物叶色诊断施肥比色卡是通过数以万计的科研实验结果的结晶。它设计科学、合理,
The leaf color diagnosis and fertilization colorimetric card adopts a folding free clamp structure. Eight free-color pigment cards are arranged in a free clamp rack, which can accurately diagnose the color of the leaf color of a crop. By comparison, Reasonable fertilization results. Crop leaf color diagnosis fertilization color chart is through the crystallization of thousands of scientific research results. It is designed to be scientific, rational,