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    /100kg seed, respectively.
    /100kg种子3个处理剂量,防效分别为56.82%、67.18%和81.00%,优于对照药剂12.5%烯唑醇WP的防治效果。
    i/hm~2 were 77%、89% and 95%, respectively; to gramineous weeds were 40%、54% and 63%, respectively;
    田间试验结果表明:10%氟嘧磺隆可湿性粉剂每公顷7.5、15和30克有效成分对玉米田阔叶杂草的防效分别为77%、89%和95%,对禾本科杂草的防效分别为40%、54%和63%;
    Evaluation of 12 Insecticides for Controlling Rice Water Weevil
    12种杀虫剂对稻水象甲的防效
    In soil treatment, its inhibiting ratio to the tested latifoliate weeds is more than 90% at the dose of 15 g/hm2. Moreover, at the dose of 150 g/hm2, it can kill all tested weeds.
    在土壤处理时,它不但在15g/hm~2剂量下对两种阔叶杂草的防效在90%以上,而且在150g/hm~2剂量下对四种供试杂草的防效均高达100%,活性明显高于对照药剂氟磺胺草醚和噁嗪酮。
    Evaluation of their biological activities showed that 3-(hydroxy(4-nitrophenyl)methyl)but-3-en-2-one (BH-28) exhibited efficient fungicidal activity, with 100% control of Phytophthora infestans at 25 g a.
    /hm~2的剂量下,3-(羟基(4-硝基苯基)甲基)-3-亚甲基-2-丁酮(BH-28)对番茄晚疫病(Phytophthora infestans)的防效为100%; 在2000 g a.
    /hm~2; methyl 2-((2,4-dichlorophenyl)(hydroxy) methyl)acrylate (BH-8) showed broad-spectrum herbicidal activity, with 100% control of broad-leaved weeds Zinnia elegans Jacq and Abutilon theophrasti Medic, 80 % and 75 % control of grass weeds Echinochloa crusgalli (L.)
    /hm~2的剂量下,2-((2,4-二氯苯基)(羟基)甲基)丙烯酸甲酯(BH-8)具有广谱的除草活性,对阔叶杂草百日草(Zinnia elegans Jacq)和苘麻(Abutilon theophrasti Medic)的防效达到100%,对禾本科杂草稗草(Echinochloa crusgalli (L.) Baeuv.
    The effect of field of 5% nano-pirimiphos-methyl to Chilo suppressallis Walker on rice is 16.4% higher than that of 20% pirimiphos-methyl EC and the protection effect upon seedlings is 18.4% better.
    5%甲基嘧啶磷纳米制剂防治水稻二化螟的田间防效比同等剂量的20%甲基嘧啶磷乳油高出16.4%,保苗效果高出18.4%。
    With the 1/45-60, the controlling value was more than 88% against Puccinia striiformis West 60d after wheat seeds inseminated.
    在药种比1:45~60包衣比例下,播后60d对小麦条锈的防效均在88%以上。
    4. Antifungal activity against plant pathogenic fungi indicated that the value of EC_(90) for HIL and FIL was 54.47mg/L and 52.89 mg/L separately; much more effective than mildiomaycin (EC90 153.22 mg/L) and triazolone (which prevention effect was 68.89% under the concentration of 100 mg/L).
    活体盆栽试验与田间小区试验表明,EC_(90)值为54.47mg/L的HIL和EC_(90)值为52.89mg/L的FIL防效优于对照药剂米多霉素(EC_(90)值为153.22mg/L)和防治白粉病的常用药剂三唑酮(100mg/L浓度下防效仅为68.89%)。
    The results of the field plot experiment indicated that the control effect on the diseased blades and fruits of tomato plant could be 69.82% and 72.74% at the concentration of 300ml/L respectively.
    大棚防治实验结果表明,其发酵液对番茄叶片及果实灰霉病均有较好的防效,浓度为300mL/L时,防效分别为69.82%和72.74%。
    The experiment shows that 2% tebuconazole(200g a i /100kg oxadiargyl),2.5%fludioxonil(200ml a i /100kg oxadiargyl)can be used for control of wheat stem smut,control effect is 94.7%and 88.3% respectively,Obvicusly,it’s much higher than mose of 15% triad imefon,40%quintozene.
    试验结果表明 ,2 %立克秀湿拌剂 2 0 0g/1 0 0kg、2 .5%适乐时悬浮种衣剂 2 0 0ml/1 0 0kg拌种对小麦秆黑粉病具有很好的防治效果 ,防效为 94.7%、88.3% ,极显著高于对照药剂 1 5%三唑酮、40 %五氯硝基苯的防效
    The control effects of 2.1% cypermethrin-abamectin EC in field trial reached 86.8%~100% after 1~3 days,97.8%~100% after 7 days with 1000~2000 times diluents.
    田间使用 10 0 0~ 2 0 0 0倍液 ,药后 1~ 3天对菜粉蝶的防效为86 .8%~ 10 0 % ,药后 7天达 97.8%~ 10 0 %。
    The control effect was 78.91%~89.89% at the rate of 600~750ml/ha during1,3,7 day after treament ,and the effect on protection the cotton buds and bolls was 79.77%~86.51% during 7 day after treatment.
    田间试验表明 ,喹·溴乳油对第三代棉铃虫有较好的防治效果 ,6 0 0~ 75 0ml/hm2处理药后 1、3、7天的防效达 78 91%~ 89 89% ; 药后 7天的保蕾铃效果达 79 77%~ 86 5 1%。
    At rate of 600ga. i. /ha the percentage control of the new formulation to Echinochloa crusgalli,Monochloria vaginalis,Potamogeton,distinctus and Bidens bipinnata are 90.5%,98.1%,95.8%and 100%,respectively,compared with 92.4%,93.5%,92.5%and 93.6%in the ariginal formulation treatments.
    如在 40g/ 6 6 7m2 的剂量下 ,新二氯·苄对稗草、鸭舌草、眼子菜、狼把草的防效分别为 90 .5 %、98.1%、95 .8%、10 0 % ,而二氯·苄的防效为 92 .4%、93.5 %、92 .5 %、93.6 %
    g/667m 2 had the control effect over 95%to Myzus persicae,Aphis gossypii and Macrosiphum granariun.
    / 667m2 防效达 95%以上 ,持效期 2 0天以上。
    Effectiveness of these insecticides at 1d,5d,15d and 40d after spraying were compared.
    比较了药后 1、5和 15天对成虫防效及药后 15天按卵量、药后 40天按幼虫量计算的防效之差异。
    The control effect of 225ml/ha to 300ml/ha,of thifluzamide 23%SC was 66.23%to 68.51%at 30 days after treatment.
    2 3%满穗悬浮剂 2 2 5~ 30 0ml/hm2 防治晚稻纹枯病 ,于水稻孕穗初期施药 ,药后 30天株防效为 6 8.97%~ 80 .90 % ;
    Field trials show that the prevention of rice flea is over 90 % .
    药效试验表明 ,该药剂对稻飞虱防效达 90 %以上
    The concentration of Zhongshengmycin used to prevent and cure the above mentioned 3 kinds of diseases is commonly at the range of 30 ~ 40μg/ml, and its prevention effects for these diseases are as high as 80% -90% .
    对苹果轮纹病的MIC是1.56μg/ml,MBC是3.12μg/ml,防治以上3种病害的使用浓度一般为30~40μg/ml,防效都能达到80%~90%。
    The preliminary fungicidal activity tests showed that the compound Ⅳ h provides 85% suppression against gibberella fujikuroi at 50×10 -6 g/L concentration.
    初步抑菌活性测试结果表明 ,化合物Ⅳh 在质量浓度为 5 0× 10 - 6 g/L时对小麦赤霉菌的防效达 85 %。
 

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