1) epidemic prevention in the field
田间防疫
1.
The integrated control techniques including the planting of huanglongbin disease (Citri huanglongbin)free seedlings and the epidemic prevention in the field was implemented new non-infected zone of citrus orchard.
实施以采用无病种苗和田间防疫为中心的柑桔黄龙病综合防治技术,在新区两项措施并举,现树龄已9～14年生,仍然健康高产,每hm~2产量达32600kg,田间保持既无黄龙病株,亦无柑桔木虱。
2) control efficacy
田间防效
1.
Mass trapping and control efficacy of different synthetic sex pheromones on diamondback moth,Plutella xylostella;
几种性信息素对小菜蛾的诱集效果及田间防效
3) control effect
田间防效
1.
This paper introduced the control effect of 20% Saisentong SC on rice bacteriaI blight.
介绍了20%噻森铜悬浮剂对水稻白叶枯病的田间防效。
5) field efficacy
田间防效
1.
grisescens Warren was investigated by the methods of toxicity test and field efficacy.
采取室内毒力测定和田间防效调查相结合的方法,对灰茶尺蠖核型多角体病毒(Ectropis grisescensnucleopolyhedrovir-us)的致病力进行了研究。
2.
It showed that field efficacy on Spodoptera exiqua is over 80% at dosage of 60 to 120 g/hm2 after 7 days.
测定了新杀虫剂福先对甜菜夜蛾的田间防效,结果表明,福先有效剂量为4～8g/667m2时,对玉米和蔬菜田甜菜夜蛾的防效达80%以上,可作为防治甜菜夜蛾的理想药剂。
3.
Efficacy of flufenoxuren 5DC & 1OL,chlorbenzuron 25EC,matrine+cypermethrin 2 4EC,cyromazine 50SP & 10ME to Liriomyza sativae Blanchard larvae were determined under field condition The results indicated that flufenoxuren DC & OL,cyromazine SP & ME had good field efficacy in control of L Sativae Chlorbenzuron and matrine+cypermethrin wasn t adaptable to control L Sativae alon
测定了 5 %氟虫脲DC、1%氟虫脲OL、2 5 %灭幼脲EC、2 4 %苦参碱·氯氰菊酯EC、5 0 %灭蝇胺SP、10 %灭蝇胺ME对美洲斑潜蝇幼虫的田间防效 ,试验结果表明 ,氟虫脲、灭蝇胺可较好地控制美洲斑潜蝇的危害 ,而灭幼脲、苦参碱·氯氰菊酯对美洲斑潜蝇的防效较差 ,不宜单独用于防治美洲斑潜蝇幼
6) Field control
田间防治
1.
The field control test on Sanshu′an against 5 main pests of leaf vegetable has been done, the results show that control effect of Sanshu′an against spodoptera exigua, prodenia litata, hellula undalis, plutella xylostella and pietis rapae is over 95 percent.
三蔬安对蔬菜叶菜类主要5 种害虫的田间防治试验结果表明, 三蔬安对甜菜夜蛾、斜纹夜蛾、菜螟、菜青虫的防效均可达95% 以上; 对小菜蛾的防效达85% 以上。
补充资料：防疫针
1.为预防传染病而打的针。比喻为了使人免犯错误而事前对其所作的忠告。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条