1) contact toxicity
触杀毒力
1.
The contact toxicity,instant contact mortality and body contact mortality of 15 insecticides against worker ants of the red imported fire ant were measured under laboratory conditions.
室内采用药膜法研究了15种杀虫剂对红火蚁Solenopsis invicta工蚁的触杀毒力、瞬时接触毒杀和虫体接触传导毒杀活性。
2.
[METHOD] use infusion extraction method to extract thirteen plants, and then use the extracts to determine the ovipositional deterrent activity against adults and the contact toxicity against nymphs.
【主要方法】用冷浸法提取13种植物的乙醇提取物,在室内对褐飞虱的成虫进行产卵忌避活性试验,对若虫进行触杀毒力试验。
2) insecticidal function
杀伤毒力
1.
The paper reports the insecticidal function of imidacloprid to grasshopper community in corn fields.
研究了吡虫啉对玉米田蝗虫杀伤毒力及群落结构的影响 。
2.
The paper reports the insecticidal function of aloperine extracted from Sophora alopecuroides L.
研究植物源物质苦豆碱及杀虫剂吡虫啉对菜田蚜虫群落结构的影响 ,并测定了其对第一优势种菜缢管蚜的杀伤毒力 。
3) acute contact toxicity
急性触杀毒性
1.
All kinds of measuring methods are summed up from two aspects----the acute toxicity of pesticides to bees(acute oral toxicity and acute contact toxicity) and the hazard assessments of pesticides on bees and the hazard assessment was simply introduced.
从急性经口毒性和急性触杀毒性两方面综述了化学农药对蜜蜂的急性毒性测定方法和危害评价体系。
4) toxicity of insecticide
杀虫剂毒力
1.
Mass rearing of Spodoptera exigua and its sensitivity to the toxicity of insecticides;
甜菜夜蛾群体繁殖及其对杀虫剂毒力敏感性测定
5) nematicidal toxicity
杀线虫毒力
1.
This paper reported the biological characteristics,especially the relationship between them and the nematicidal toxicity of P.
本文报道粗皮侧耳 ( Pleurotus ostreatus)的生物学特性 ,尤其是生物学特性与杀线虫毒力的关系。
补充资料：病原体毒力
病原体毒力
toxicity of pathogenic organisms
指病原体致病力的强弱程度，是量的概念。各种病原体的毒力不同，并随宿主不同及环境条件变化而异；同种病原体也常因型或株的不同而毒力有差异。常用半数致死量(LD50）或半数感染量(ID50）表示。构成毒力的病原体一般有侵袭力和毒素两个方面。
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