摘要
枸杞黑果病是枸杞产区的主要病害 ,发病后造成黑花、黑蕾和黑果 ,使枸杞产量降低 ,品质变劣。为探明四种杀菌剂对枸杞黑果病的防治效果及最佳剂量 ,2 0 0 3年对下述四种杀菌剂进行了田间药效对比试验 ,调查防效结果如下 :2 0 %三苯基醋酸锡WP 4 5 0～ 2 81 g/hm2 (以有效成分计 ,下同 ) ,2 0 %氟硅唑EC 2 1 0 8g/hm2 、 1 5 %噻霉酮EW 1 6 88～ 2 1 0 8g/hm2 、 4 0 %氟硅唑EC 4 5 0 g/hm2 和 70 %甲基托布津WP 787 5 g/hm2 对枸杞黑果病防效均在 88 2 5 %以上。
Wolfberry Colletotrichum gloeosporioides Penz is a primary disease in the wolfberry district,it can bring about black flower?black bud?black fruit ?loss of output and make quality bad For get the control effect of four fungicides on Colletotrichum gloeosporioides Penz and the best dose ,comparative experiment on four fungicides in field in 2003,the results showed that controlling effectiveness of four fungicides(20% fentin acetate 20% flusilazole 70%thiophanate methyl et al.) to Colletotrichum gloeosporioides Penz may reach 88 25%～93 87% By the test of LRS,the control effect of fungicides have no notable difference
出处
《农药》
CAS
北大核心
2004年第7期329-330,共2页
Agrochemicals
关键词
杀菌剂
枸杞黑果病
防治效果
fungicides,Colletotrichum gloeosporioides Penz,control effect
