There are a large number organic substance and humic acid in the product. It is a good fertility synergist and a good crops growth irritant.
该产品含有大量有机质和腐植酸，具有很好的肥力增效作用和作物生长刺激作用。
There are a large number organic substance and humic acid in the product. It is a good fertility synergist and a good crops growth irritant.
该产品含有大量有机质和腐植酸，具有很好的肥力增效作用和作物生长刺激作用。
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