The mating behavior and ability of the black cutworm moth,Agrotis ypsilon;
小地老虎的交配行为和能力
EAG response of the male black cutworm moth,Agrotis ypsilon (Rottemberg) (Lepidoptera:Noctuidae) to the female s sex pheromone;
小地老虎雄蛾对雌蛾性信息素的EAG反应
Isolation and identification of Bacillus thuringiensis strains toxic to Agrotis ypsilon;
对小地老虎具有杀虫毒力的苏云金芽孢杆菌菌株的分离及鉴定
Experiment on Control of Agrotis ypsilon Rottemberg in Tobacco Field with Beauveria bassiana;
白僵菌防治烟田小地老虎试验
A Study on Forecasting Model of PPR on Damage Level of First Generation of Agrotis ypsilon Rottemberg;
第一代小地老虎危害程度的投影寻踪回归预测模型的研究
Field trials were conducted to validate the efficacy of 10% diazinon GR agaist Agrotis ypsilon rottemberg fed on Waxy Corn.
为验证10%二嗪磷颗粒剂防治地下害虫的效果,确定最佳剂量,进行了糯玉米地块防治小地老虎的田间药效试验,结果表明:10%二嗪磷颗粒剂对小地老虎的最佳用量为400~500 g/667 m2,药后7 d的防效达到89%左右,21 d时防效达到100%,具有较好的速效性和持效性。
This dissertation point out the matter about the development of mechanization of farming in the range of small plot at present.
从我国目前小地块地区范围农业机械化的发展现状出发,指出了在小地块地区范围内发展农业机械化事业存在的问题,并根据这些问题提出了自己的解决方法,争取以最快的速度在这些地区发展适合自己的农业机械化事业,早日实现农业现代化。