昌邑生姜地下病虫害发生规律与综合防治

Occurrence and Comprehensive Control of Underground Diseases and Insect Pests in Changyi Ginger

山东昌邑是全国重要的生姜种植区,群众受传统种植观念影响,盲目使用化肥,导致土壤有机质缺乏,微生物菌群比例严重失调,使根结线虫、根腐病和茎基腐病成为昌邑生姜面临的主要地下病虫害。本文总结了昌邑生姜生产中主要地下病虫害的发生特点及规律,分析了其为害症状、发病条件和传播途径,提出农业、物理、化学和生物等综合防治措施,为昌邑生姜病虫害科学防控提供参考。

Changyi city in Shandong province is an important ginger planting area in China.Influenced by traditional planting concepts,people blindly use chemical fertilizers,seriously lack of soil organic matter,and seriously imbalance of microbial flora,root-knot nematodes,root rot and stem base rot have become the main underground diseases and pests in the development of ginger industry.Summarizing the occurrence characteristics and rules of the three kinds of diseases and pests,this paper analyzed the symptoms,disease conditions and transmission routes of the three kinds of diseases and pests,and proposed comprehensive control measures of agriculture,physics,chemical and biological,so as to provide reference for scientific prevention and control of ginger diseases and pests.