论文部分内容阅读
茉莉花是木犀科茉莉属植物,主产于我国西南部。茉莉花主要用于窨制花茶,还可以作为药用和提取香料。近年来,随着我省多种经营的发展,茉莉花的生产也在扩大。在茉莉花的高产栽培、苗木繁育等方面取得进展的同时,需要重视茉莉花病虫的危害及防治技术。一、主要病害 1、茉莉花白绢病。又叫白毛病,是一种真菌病害。病菌菌核在土壤里或病株组织中越冬,8—40℃都可造成危害,5—6月危害最严重。症状是在茎的基部先长出棉纺样丝状物,渐渐形成白色
Jasmine is a plant belonging to the genus Osmanthus, mainly produced in the southwest of China. Jasmine is mainly used for making tea, can also be used as medicinal and extract spices. In recent years, with the development of diversified businesses in our province, the production of jasmine is also expanding. In jasmine high-yielding cultivation, seedling breeding progress made at the same time, the need to pay attention to the harm of jasmine pests and prevention and control technology. First, the main disease 1, Jasmine white silk disease. Also known as white hair, is a fungal disease. Bacterial sclerotia in the soil or diseased tissue wintering, 8-40 ℃ can cause harm, 5-6 months the most serious harm. The symptom is to grow a cotton-like filament at the base of the stem, gradually becoming white