Dasychira axutha 第1页

Study on the Aerial Equipment of Spraying Pesticide and Techniques of MonitoringⅡ.Controlling Dendrolimus punctatus by the Aerial Equipment of Spraying Pesticide Study on the Aerial Equipment of Spraying Pesticide and Techniques of Monitoring Ⅲ.Controlling Dendrolimus punctatus by the Aerial Equipment of Dusting Powder