Well, being in the agriculture business calcium sulfate I know is gypsum, and we use it as a soil amendment in California quite extensively.
由于我是搞农业的，所以知道硫酸钙是一种石膏肥料，在加州，我们普遍把它用作土壤改良剂。
Well, being in the agriculture business calcium sulfate I know is gypsum, and we use it as a soil amendment in California quite extensively.
由于我是搞农业的，所以知道硫酸钙是一种石膏肥料，在加州，我们普遍把它用作土壤改良剂。
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