【摘要】 根据保水剂在风沙土中的施用量,研究了其保水效果。研究表明保水剂具有明显的保水效果,但随着土壤中保水剂用量的增加,保水效果并没有表现出增加的趋势。适量保水剂和土壤的充分混合具有明显的保水效果。合理的使用方法比保水剂用量多少更具有实际意义。更多还原

【Abstract】 Effects of waterretaining agent have been studied according to the application amount in aeolian sandy soil. The results show that waterretaining agent have obvious effects of retaining water. But the effects don’t rise with increase of the amount of waterretaining applied in soil. It can have evident effects of retaining water to mix right amount of waterretaining agent with soil fully. Rational using methods are better than the amount of waterretaining agent applied.更多还原