Soil and water loss is one of the major environmental problems in China.As a high molecular polymer,PAM possesses flocculation and hydration effects,and thus could improve soil water infiltration and reduce surface runoff.PAM has no toxic effects on soil,and it could preserve fertilizer,increase yields,harvest rainfall,and has a broad application prospect in agriculture production.According to the function of PAM on soil and water conservation,this paper mainly introduces the soil and water conservation mec...
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