热带农业科技
熱帶農業科技
열대농업과기
$$TROPICAL AGRICULTURAL SCIENCE & TEEHNOLOGY
2014年
3期
4-5
,共2页
王勇方%蒋桂芝%周明
王勇方%蔣桂芝%週明
왕용방%장계지%주명
橡胶树基腐病%腹状镰刀菌%农药%毒力测定
橡膠樹基腐病%腹狀鐮刀菌%農藥%毒力測定
상효수기부병%복상렴도균%농약%독력측정
Hevea rubber collar rot%Fusariumvenfricosum%pesticides%toxicity test
通过福美双、百菌清、甲基硫菌灵、代森锰锌、多菌灵等5种农药对橡胶树基腐病病原腹状镰刀菌(Fusariumvenfricosum)的毒力测定结果:参试的5种药剂在产品规范的使用浓度内都有明显的抑菌效果,其中,多菌灵的抑菌效果极显著地(P﹤0.01)优于其他4种农药,其有效浓度梯度实验结果表明,在500倍至1200倍浓度之间,抑菌效果差异不显著。
通過福美雙、百菌清、甲基硫菌靈、代森錳鋅、多菌靈等5種農藥對橡膠樹基腐病病原腹狀鐮刀菌(Fusariumvenfricosum)的毒力測定結果:參試的5種藥劑在產品規範的使用濃度內都有明顯的抑菌效果,其中,多菌靈的抑菌效果極顯著地(P﹤0.01)優于其他4種農藥,其有效濃度梯度實驗結果錶明,在500倍至1200倍濃度之間,抑菌效果差異不顯著。
통과복미쌍、백균청、갑기류균령、대삼맹자、다균령등5충농약대상효수기부병병원복상렴도균(Fusariumvenfricosum)적독력측정결과:삼시적5충약제재산품규범적사용농도내도유명현적억균효과,기중,다균령적억균효과겁현저지(P﹤0.01)우우기타4충농약,기유효농도제도실험결과표명,재500배지1200배농도지간,억균효과차이불현저。
Five pesticides were tested against Hevea rubber collar rot caused by Fusariumvenfricosum. There are obviously anti-bacterial effect of all tested pesticides on this disease at their normal concentration, of which carbendazim is greatly superi-or to the other ones(P﹤0.01), and there is no obvious difference for this chemical at any concentration of 500 times to 1 200 times according to gradient experiment.