论文部分内容阅读
十月底,四川省汉源县苹果、梨树、桃树、花椒等经济作物进入病虫害多发期,落叶病、锈病、白粉病、溃疡病、褐斑病、灰斑病、桃小食心虫、金文细蛾等对果园形成危害。据当地一经销商杜老板介绍,针对果园病害的多发状况,一些常规杀菌剂销量可观,进口品种在当地也逐步推广开
By the end of October, the economic crops such as apples, pear trees, peach trees and pricklyash peppers in Hanyuan County, Sichuan Province, have entered the period of pest and disease occurrence, deciduous disease, rust disease, powdery mildew, ulcer disease, brown spot, gray spot, peach moth, Orchard on the formation of hazards. According to a local dealer Du introduction, for the orchard disease prone, the sales of some conventional fungicides considerable, imported varieties also gradually promote the local