DDVP

The control effect of DDVP . carbaryl and cypermethrin smoke agents were 95.85 % 31.51 % and 97.66 % respectively.

西维因烟剂防治效果为 31.51%,氯氰菊酯烟剂防治效果为97.68%.

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The results show that H 2 O 2 and K 2 S 2 O 8 can photodegradate DDVP betterly.

结果表明:H2O2、K2S2O8对DDVP的光降解具有良好的效果.

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Effects of DDVP at different period on enzyme activity in German cockroaches

不同施药周期DDVP对德国小蠊酶活性的影响

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Resistance ratios to deltamethrin, beta-cypermethrin, cypermethrin, cyfluthrin and DDVP were ( 1.52 )-( 8.28 ) , but there are very susceptive to propoxue with resistance ratio ( 0.92 )-( 1.13 ).

对溴氰菊酯 、 高效氯氰菊酯 、 顺式氯氰菊酯 、 高效氟氯氰菊酯、敌敌畏已不同程度地产生抗性,抗性倍数在 1.52 ~8.28之间;对残杀威敏感, 抗性倍数在0.92~ 1.13 之间.

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The field bioassay of 4 trunk injection insecticides ( 14 % Imidacloprid + DDVP , 4.5 % Imidacloprid, 2 % Abamectin and 30 % DDVP + omethoate ) was conducted against Brontispa longissima.

利用14%吡虫啉.敌敌畏注干液剂 、 4.5%吡虫啉注干液剂 、 2%阿维菌素注干液剂和30%敌畏.

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Laboratory and field tests were conducted for the control of fleas on Citellus undulatus in their various metamorphotic stages with DDVP slow-releasing pellets.

以DDVP缓释剂药丸在实验室及野外对不同变态期的长尾黄鼠寄生蚤进行了杀灭试验。

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Meanwhile, V _ ( max ) values were approximately four times as high for DDVP-R compared with the susceptible strain.

同时, DDVP -R 品系中V_ ( max ) 大约是敏感品系的4倍,说明该抗性品系中GSTs对GSH的 亲和力虽然下降,但是其可以通过V_(max)的提高来弥补亲和力下降所造成的损失.

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Cytotoxicity of Nef , dichlorvos ( DDVP ) and verapamil ( Ver ) were tested by MTT method in RBE 4 cells.

采用MTT法了解Nef、敌敌畏 ( dichlorvos,DDVP ) 和维拉帕米 ( verapamil, Ver ) 对RBE4细胞的毒性作用.

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The fly population density could be maintained low condition by spraying 2 . 5 % synergistic DDVP.

以2.5%增效敌敌畏喷洒,可使蝇密度维持在较低水平.

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The results showed that 14 % Imidacloprid + DDVP , 4.5 % Imidacloprid and 30 % DDVP + omethoate were efficient, and 14 % Imidacloprid + DDVP exhibits high efficiency.

结果表明14%吡虫啉.敌敌畏注干液剂 、 4.5%吡虫啉注干液剂和30%敌畏.

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Detection of specimen was Carried out: the detection limits of DDVP, Rogor and Glyphosate were 0.021? 0.039 and 0.065?

实际样品检测结果表明，敌敌畏、乐果、草甘膦的检出限分别为0.021、0.039、0.065mg/L，平均加标回收范围为90%～98%；

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Using concentration of benzene hexachloride ( BHC) and dichlorvos ( DDVP) by 3 ∶ 1, the control effect can reach 98.6%.

采用六六六加敌敌畏按3∶1混合剂进行化学防治，防治效果达98.6%。

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Influences of pH, concentrations of oxidents and Cu 2 + on the photodegradation rate of DDVP were investigated.

探讨了氧化剂浓度、pH值 、 Cu2+浓度对DDVP光降解的影响.

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The toxicity of DDVP was 20 times greater than dipterex.

敌敌畏之毒性比敌百虫大20倍.

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Methods: A p nitrophenol valerate microassay method for CaE activity was used to determine the reactivating effect of DAM on mouse small intestine CaE inhibited by DDVP in vitro and in vivo.

方法：用微量对硝基酚戊酸酯法测定DAM对敌敌畏体内外抑制的小鼠小肠羧酸酯酶的重活化作用。

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Observations of DDVP to induce the occurrence of in peripheral blood neutrophil nuclear excrescence and micronuclei of mice

敌敌畏诱发小鼠外周血中性粒细胞核突与微核的观察

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A Field Trial of the Control of Fleas on Citellus undulatus by Fumigating with DDVP Slow-releasing Pellets

DDVP缓释剂熏杀长尾黄鼠寄生蚤的现场实验

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Sumith 1 : 400 ; and DDVP 1 : 400 spraying are very effective.

杀螟松 1∶400 倍水和DDVP1∶400 倍水喷洒植株,药效均达90%以上.

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