安徽省茶树冻害的发生及防御补救措施

Prevention and Control Methods of Tea Plants Freeze Injury in Anhui Province

茶叶是安徽省重要的农产品,因其茶区面积大、分布广,气候因子、地理条件复杂,茶树越冬很易遭受冻害。笔者详细介绍了茶园冻害的类型、茶树受害症状及发生原因,并提出了农业措施、物理措施和化学措施相结合的防御方法,以及灾后补救措施,为降低冻害对茶树栽培过程中产生的危害提供一定依据。

The tea is the important a- gricultural product in Anhui Province, because of its large tea plantation area, wide distribution, complex climatic fac- tors and geography, tea plants in winter is very vulnerable to suffer from freeze injury. The author introduced the types of freeze injury of tea garden, tea plants suffer symptoms and causes,then pro- posed defensive approach of agricultural measures, combining physical and chemical measures, as well as post-dis- aster remediation measures to reduce the harm of tea p]ants freeze injury.