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1)  egg lethal dose (ELD)
卵致死剂量
2)  lethal dose
致死剂量
1.
To provide the using information of disinfectors dose in the tobacco float seedling system,the efficacies of 90% lethal dose(EC90) of 10 disinfectors were examined by carrier germicidal test on breeding substrates,including polystyrene foam trays,polyvinyl chloride plastic film and stainless blade which were inoculated with Ralstonia solanacearum.
在聚苯乙烯泡沫苗盘、聚氯乙烯塑料池膜和不锈钢刀片表面,8种消毒剂的90%致死剂量(EC90)差异大,30%有效氯漂白粉为96。
3)  LD
致死剂量
1.
At same time, we also knew the LD100 of konjac is 3KR and LD50 is 1.
同时,初步得到照射花魔芋半致死剂量LD50为1。
4)  sub-lethal dosage
亚致死剂量
1.
Effects of sub-lethal dosages abamectin on food intake and digestive enzyme activities of silkworm Bombyx mori L.;
亚致死剂量阿维菌素对家蚕食物利用及中肠消化酶活性的影响
2.
Toxicity of emamectin to larvae of the diamondback moth, Plutella xylostella, at different temperatures was surveyed, and the effects on survivors of parent generation treated with sub-lethal dosage of the insecticide at 25℃ were studied with life table method.
研究了不同温度下埃玛菌素 (emamectin)对小菜蛾Plutellaxylostella幼虫的毒力 ,并用生命表法研究了 2 5℃下埃玛菌素亚致死剂量 (LC30 )处理小菜蛾 3龄初期幼虫后对其子代的影响。
5)  LD50
半致死剂量
1.
to 10 antibiotics: gentamicin,neomycin, ampicillin,kanamycin,cephalothin,streptomycin,G418,hygromycin Zeocin and chloramphenicol were investigated.
利用统计学的方法和原理,确定了G418、潮霉素、Zeocin和氯霉素在海水培养基和淡化10倍的培养基中对小球藻的半致死剂量和95%可信限。
2.
Moreover,the higher dose,the higher death rate,and the Half Lethal Dosage(LD50)for the seedlings of 41 days was 150 Gy.
随着剂量的增高,死亡率增高,组培苗生长41d时的半致死剂量(LD50)为150Gy。
3.
The result showed that the stronger was radicalization,the larger was restrained degree;the sensitivity of different varieties were different; the LD50 of adventitious buds was 30-40GY, the LD50 of the calli was 10-20GY.
5-6 5Gy剂量辐射处理红掌6个品种的不定芽和愈伤组织材料,并进行组培试验,结果表明辐射愈强,参试材料受抑制程度愈大;不同红掌品种对辐射的敏感性不同;初步看出60Co对不定芽半致死剂量为30-40Gy,对愈伤组织半致死剂量为10-20Gy。
6)  sublethal doses
亚致死剂量
1.
Effects of sublethal doses of anticholinesterase agents on toxicity of insecticides and their induction to acetylcholinesterase (AChE) activity in Helicoverpa armigera;
抗胆碱酯酶剂亚致死剂量对棉铃虫毒力的影响及对乙酰胆碱酯酶的诱导作用
2.
Induction of acetylcholinesterase (AChE) by sublethal doses of anticholinesterase agents in susceptible strain (SS-H) of cotton bollworm Helicoverpa armigera (HUbner) was investigated in lab.
本文以棉铃虫Helicoverpa armigera (Hübner)敏感品系(SS-H)为对象,系统研究了抗胆碱酯酶剂亚致死剂量对乙酰胆碱酯酶(AChE)的诱导作用,并对棉铃虫AChE进行了部分纯化,初步研究了棉铃虫对杀虫药剂耐性的分子机制。
补充资料:致死剂量
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性质:对生物有作用酌物质(如药物、生物制品等)或物理因素(如射线)足够引起生物死亡的剂量。可用以表示药物对生物的损害强度。最常用的为半数致死量(LD50),即在试验生物的群体中能引起半数生物死亡的剂量。LD50的测定比较简便,重复性及稳定性较好,现已成为标志动物毒性强度的重要常数。在群体中仅仅足够引起个别生物死亡的剂量称为最小致死量简称MID。与LD50意义相近的还有半数效量(ED50),即半数动物产生阻性反应的剂量。LD50(或LD5)与ED50(或ED95)的比值是标志药物安全范围的指标,为临床药理试验或临床药物评价提供依据。

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