浅谈紫花苜蓿常见病虫害的防治

紫花苜蓿作为优质豆科牧草,种植面积大,容易导致病虫害的发生,对苜蓿草的种植产量和质量造成严重的损失。文章通过对紫花苜蓿病虫害的系统调查和室内鉴定,总结了紫花苜蓿常见病虫害的种类和防治方法。结果表明,病害主要是苜蓿褐斑病、苜蓿花叶病、苜蓿霜霉病、苜蓿锈病4种病害。虫害主要有蚜虫、草地螟、蓟马、盲蝽、象甲5种虫害,针对紫花苜蓿病虫害的发生,可采取植物检疫、农业、物理、化学药剂、生物等方法进行防治,将损失尽可能的控制在最低。

Discussion on the Prevention of Common Diseases and Insects of Alfalfa

Alfalfa, as a highly quality leguminous forage, planting area is large and easily lead to the occurrence of pests and diseases, and then caused serious losses on the yield and quality of alfalfa. According to the systematic investigation and indoor identification, the results summarized the varieties and prevention method of common diseases and insects of alfalfa. The results showed that, the main diseases were Alfalfa brown spot, Alfalfa mosaic virus disease, Alfalfa downy mildew and Alfalfa rust. The main insects were Aphids, meadow moth, thrips, miridae and weevil. According to the occurrence of diseases and insects of Alfalfa, taking the plant quarantine, agricultural, physical, chemical agents, biological, etc. to control the loss at the lowest as far as possible.