论文部分内容阅读
采用室内盆栽药剂筛选、药效测定和大田小区药效试验相结合 ,对 5种药剂防治烟草胞囊线虫病的效果进行了研究。结果表明 :供试 5种药剂对胞囊线虫病均有一定防治效果 ,以 5%涕灭威 ,5%茎线灵颗粒剂的防效最好、使用成本低。两种药剂以每株穴施 1 g的防治效果分别达96.8%和 93.95%。移栽时一次性穴施并浇满穴水法优于其它施药法。另外 ,应用 5%涕灭威颗粒剂 ,还可有效兼治烟蚜和地下害虫的为害 ,降低病毒病和黑胫病的发生。
The effects of five kinds of agents on the control of tobacco cyst nematode disease were studied by the combination of indoor potted drug screening, efficacy determination and field efficacy test. The results showed that all the five kinds of medicaments had certain control effects on cyst nematode disease. The control effect of 5% aldicarb and 5% Stem Line Granules was the best, with low cost. The results showed that the two kinds of pesticides applied 96g and 93.95% respectively at 1 g per hole. One-time transplanting and pouring points when pouring water method is better than other methods. In addition, the application of 5% aldicarb Granules, but also can effectively cure both aphids and underground pests, reducing the incidence of viral diseases and black shank.