安徽农学通报
安徽農學通報
안휘농학통보
AUHUI AGRICULTURAL SCIENCE BULLETIN
2013年
19期
84-84,113
,共2页
20％氟酰胺%草坪褐斑病%室内毒力%防效
20％氟酰胺%草坪褐斑病%室內毒力%防效
20％불선알%초평갈반병%실내독력%방효
Flutolanil 20％%Lawn brown patch%Toxicity%Efficiency
采用菌丝生长速率法进行氟酰胺对草坪褐斑病菌的室内毒力测定，结果表明，氟酰胺对草坪褐斑病菌菌丝生长有很好的抑制作用，EC50为0.0148mg/kg。田间药效试验结果表明，20%氟酰胺WP 270～375g a.i./hm2对草坪褐斑病有很好的防治效果，防效达84.73%～88.52%。该药剂对草坪草安全，可以广泛用于草坪褐斑病的防治。
採用菌絲生長速率法進行氟酰胺對草坪褐斑病菌的室內毒力測定，結果錶明，氟酰胺對草坪褐斑病菌菌絲生長有很好的抑製作用，EC50為0.0148mg/kg。田間藥效試驗結果錶明，20%氟酰胺WP 270～375g a.i./hm2對草坪褐斑病有很好的防治效果，防效達84.73%～88.52%。該藥劑對草坪草安全，可以廣汎用于草坪褐斑病的防治。
채용균사생장속솔법진행불선알대초평갈반병균적실내독력측정，결과표명，불선알대초평갈반병균균사생장유흔호적억제작용，EC50위0.0148mg/kg。전간약효시험결과표명，20%불선알WP 270～375g a.i./hm2대초평갈반병유흔호적방치효과，방효체84.73%～88.52%。해약제대초평초안전，가이엄범용우초평갈반병적방치。
The toxicity of Flutolanil 20% WP against Lawn Brown patch were measured by investigating growth ve-locity in PSA culture media,the result showed Flutolanil had good efficiency,and the EC50 value was 0.014 8mg/kg. The result of field efficacy trials showed that Flutolanil 20% WP has very good control efficiency of Lawn Brown patch and without damage,as well as the control effects was 84.73%~88.52% when the treatment was 270 to 375g a.i./hm2.
