应用衢州化工厂产的增效剂按1/50的比例与普通尿素混配成长效尿素,在等氮条件下的红壤旱地中,可使氮素有效度提高10％,60天内仍保持较高水平。在亩施15.0kg后可节肥增产,对旱地作物效应:玉米增幅6.55％～31.01％,甘薯均增57.14％,柑桔有促进树冠形成,提高叶片活性物质含量与改善果实品质的趋势,展示出在旱地粮、经作物中推广应用的潜力。 Applications Quzhou chemical plant synergist produced by the ratio of 1/50 with ordinary urea mixed with long-acting urea, under equal nitrogen conditions red soil dryland, nitrogen availability can be increased by 10%, 60 days to maintain a high Level. 15.0 kg fertilizer can increase the yield of fertilizer, the crop effect on dry land: corn increased by 6.55% ~ 31.01%, sweet potato increased by 57.14%, citrus can promote crown formation, increase leaf activity of the active substance content and improve the quality of fruit trends, show In the dry land grain, the potential of promoting the application of crops.