摘要
杨锈病是杨树重要病害,高峰期发病率100%、病情指数56.8,严重影响杨树生长;病情指数超过50时,平均直径和高度与病情指数小于30的植株相比下降26.3%和37.2%;通过5种药剂的比较试验,吡唑醚菌酯和氟环唑对杨锈病有较好的防治效果,防效达60%,这两种药剂可作为与粉锈宁交替使用的药剂。
Yang rust is an important disease of poplar trees,the peak incidence rate is100%、disease index56.8,severe effects on poplar growth,when the disease index was over50,the average diameter and height of the plants decreased by26.3%and37.2%;comparison of five agents,pyrazole and fluoxazole have better control effect on young rust and the effect was60%,these two agents can be used as an effective alternative medicine to control the rust of young rust.
作者
李成凯
薛德山
邵云华
秦绪兵
战鑫
熊雄
LI Chengkai(Laiwu Forestry Bureau of Shandong Province, Laiwu 271100)
出处
《林业科技》
2018年第2期47-49,共3页
Forestry Science & Technology
基金
山东林业有害生物普查项目资助
关键词
杨树
锈病
发生危害
药剂防治
Poplar
Rust
Hazard occurrence
Pharmacy control
