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采用随机区组试验设计,研究不同用量保水剂对玉米生长及产量的影响。结果表明:施用保水剂可以提高土壤抗旱能力,促进籽粒灌浆,提高玉米产量,施90 kg/hm2保水剂的处理产量最高。
Randomized block design was used to study the effect of different amount of SAP on the growth and yield of maize. The results showed that applying water retaining agent could improve drought resistance of soil, promote grain filling and increase corn yield. The treatment yield of 90 kg / hm2 water retaining agent was the highest.