摘要
总结了雨雪冰冻灾害对南方常绿果树(柑橘、荔枝、龙眼、芒果等)的危害,包括生理冻害、机械损伤和病虫害等。同时,分析了雨雪冰冻灾害中导致果树受损的各影响因素,归纳为外部因素(气象条件、地理因素、土壤性质)和内部因素(树种及品种、树龄、树体部位、树势)两大类。最后,提出雨雪冰冻灾害的预防措施及灾后补救措施。
This paper summarized the damages of rain, snow and frozen disasters on fruit trees, such as physiological freezing injury, mechanical damage, diseases and insect pests. It also analyzed the influencing factors of those disasters and they could be concluded to two kinds including external and internal factors. The external factors included meteorological condition, geographical factors and soil properties. The internal factors included tree species, varieties, tree age, tree-crown location and tree vigor.Then it proposed the preventive measures and remedial measures.
出处
《农业灾害研究》
2013年第5期22-26,共5页
Journal of Agricultural Catastrophology
关键词
南方常绿果树
雨雪冰冻灾害
危害
影响因素
预防措施
补救措施
Evergreen fruit trees in Southern China
Rain,snow and frozen disasters
Damage
Influencing factor
Preventive measure
Remedial measure
