据试验,小麦使用包衣种子,每亩播量可节约23千克。一般可增产10%左右。另外,采用种子包衣,相当于播前土壤处理、浸种、拌种和苗期施药,改开放式喷施为隐蔽式施药,从而减少了环境污染和人畜中毒机会,深受群众欢迎。但使用小麦包衣种子时,必须注意以下问题:①种衣剂在水中会逐渐 According to the experiment, the use of coated wheat seeds, acre sowing can save 23 kg. Can generally increase about 10%. In addition, the use of seed coating, the equivalent of pre-sowing soil treatment, seed soaking, seed dressing and seedling application, change the open spray as a concealed application, thereby reducing the environmental pollution and human and animal poisoning opportunities, welcomed by the masses. However, the use of wheat seed coating, we must pay attention to the following questions: ① seed coating agent will gradually in the water