论文部分内容阅读
云南省昭通市是我国南方重要的苹果生产基地,地处西南高原,具有不同于其他省份的病虫害发生流行特点与规律,病虫害问题严重制约昭通市苹果产业的发展。系统调查了昭通市苹果早期落叶病、苹果白粉病、苹果轮纹病、苹果树腐烂病等4种主要病害,分析其发病成因,重点调查其发生特点,并提出防治策略,旨在指导生产中应用综合防控技术控制苹果病害发生,从而促进昭通市苹果产业健康发展。
Zhaotong City, Yunnan Province, is an important apple production base in southern China. It is located in the southwestern plateau and has pest and disease characteristics and laws that are different from those in other provinces. The pest and disease problems seriously restrict the development of the apple industry in Zhaotong. This paper systematically investigated 4 main diseases such as apple early deciduous disease, apple powdery mildew, apple rot disease and apple tree rot disease in Zhaotong City. The causes of the disease were analyzed, the characteristics of the occurrence were analyzed emphatically, and the prevention and cure strategies were put forward to guide the production Application of integrated control technology to control the occurrence of apple diseases, thus promoting the healthy development of apple industry in Zhaotong.