喷施宝是一种复合植物生长调节剂,含锌0.2%、硼1%、氮1.1%、磷7.2%,钾2.5%,具有增强植物新陈代谢等功能。我场推广站1989年在秋白菜上试验示范,小区试验150平方米,示范1亩地。亩用喷施宝5毫克,对水50升。白菜定苗后分喷1次、2次、3次,隔10天喷1次,对照喷清水。喷后处理 Penshibao is a compound plant growth regulator, containing 0.2% zinc, 1% boron, 1.1% nitrogen, 7.2% phosphorus, potassium 2.5%, with enhanced plant metabolism and other functions. My site to promote the station 1989 test autumn cabbage demonstration, plot test 150 square meters, 1 mu of demonstration land. Spray treasure Po 5 mg, 50 liters of water. After sub-injection of cabbage Dingmiao 1 times, 2 times, 3 times, spray 10 times every 10 days, the control spray water. Spray treatment