Application effects of the moisture holding seed dressing, drought resistant agent and moisture holding agent on rice, corn and soybean were studied.

对保水种衣剂、抗旱剂、保水剂在水稻、玉米、大豆等作物上的应用效果进行研究。

youdao

Field studies also showed that proper concentration of polymers could effectively improve water supply and moisture holding capacity, so as to improve the survival rate of seedlings.

野外应用表明，适当浓度的保水剂可以有效提高土壤保水能力和供水能力，提高苗木根冠比和成活率。

youdao

And they protect against soil erosion by holding moisture in the ground.

树木还能保持水分防止土壤侵蚀。

youdao