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    THE STUDY ON THE METHOD OF SOIL TREATMENT WITH ~(14)C—MBC TO CONTROL THE FUSARIUM WILT OF COTTON 1.THE SYSTEMIC ACTIVITY OF COTTON ROOTS TO ~(14)C—MBC
    用~(14)C-多菌灵处理土壤防治棉花枯萎病的研究——Ⅰ棉花根系对~(14)C-多菌灵的内吸作用
    Effect of Different Treatments on the Disinfection of the Seed-borne Virus (TMV) in Tomato and Pepper
    不同处理方法对番茄和甜椒种子中TMV的脱毒效果
    SUPPRESSION OF RHIZOCTONIA SOLANI-INDUCED DAMPING-OFF OF CHINA FIR AND SPRUCE SEEDLINGS BY SEED TREATMENT WITH PSEUDOMONAS SP.(A03)
    Psedomonas sp.A03处理种子防治杉木和云杉幼苗立枯病(Phizoctonia solani)
    Study on the Control Effect of Seed-Coated Infusion to Rape Aphids
    种衣剂处理对油菜蚜虫控制效应的研究
    STUDIES ON SUMIALPHA 5FL AGAINST TERMITES(Ⅱ):LABORATORY TESTS OF WOOD TREATMENT
    高氰戊菊酯(Sumialpha 5FL)防治白蚁试验(Ⅱ)室内木材处理
    A Study on Controling Kenaf Diseases at Seedling Stage by Using Micocides to Treat Seeds
    药剂处理种子防治红麻苗期病害研究
    Sodium selenite in the density of 0,0.5,1.0, 1.5 mg·L-1 was used in advance to deal with pear leaves,which were infected with Physalosopora Pericola Nose after 3 days,and all kinds of indexes were measured 3 days after the infection.
    用浓度为0、0.5、1.0、1.5 mg. L-1的亚硒酸钠预先处理梨叶片,3d后接种纶纹病菌(Physalospora Piricola Nose),接种3 d后开始测定各种指标.
    The result shows that the pear leaves,dealt with 1.0 mg·L-1 of sodium selenite,could restrict the reduction of activities of APX,GPX,GR and SOD after the leaves were infected with Physalospor Piricola Nose.
    结果表明,经1.0 mg. L-1亚硒酸钠处理的梨叶片,能抑制轮绞病菌感染后抗坏血酸过氧化物酶(APX)、愈创木酚过氧化物酶(GPX)、谷胱甘肽还原酶(GR)和超氧化物岐化酶(SOD)活性的下降.
    At 0.39 mg/cm2 treatment, T. foenum-graecum extract showed 100% mortality at 48 h post-treatment. C.
    葫芦巴提取物0.39mg/cm2浓度处理48h后对谷蠹的触杀死亡率为100%,处理72h后对谷蠹的LD50为19.94μg/cm2。
    the activity of GSTs had no distinct change in 12 h, was inhibited in 24 h, but was activated in 36 h;
    对谷胱甘肽S-转移酶处理12h后活性变化不明显,24h后被抑制,36h后逐渐激活,与对照差异极显著;
    To understand the effects of potassium nutrition of host-plant on the duration, survivorship, nymph body size and adult host selection of Bemisia tabaci, we conducted experiments with different potassium concentrations, K0(0 mg/L), K30(30 mg/L), K60(60 mg/L), K120(120 mg/L) and K240 (240 mg/L).
    为了探讨寄主钾营养对烟粉虱发育、存活和寄主选择的影响,设置了K0(0mg/L)、K30(30mg/L)、K60(60mg/L)、K120(120mg/L)和K240(240mg/L)5种不同钾浓度,研究了烟粉虱在不同处理黄瓜上的发育历期、存活率、体形以及成虫的寄主选择。
    The total survival rates of the whiteflies from egg to adult were 71.4%, 84.7%, 83.8%, 76.2% and 64.8% on plants treated with K0, K30, K60, K120 and K240 potassium concentrations, respectively.
    在不同钾浓度处理寄主上从卵到成虫存活率以K30处理黄瓜上最高(84.7%),其次依次为K60(83.8%)、K120(76.2%)、K0(71.4%)和K240(64.8%)。
    The optimum proportion was 0.021 0~0.024 7 kg·hm-2 chlorotoluron plus 0.651 4~0.686 3 kg·hm-2 tribenuron-methyl in soil treatment.
    土壤处理法最佳配比为(有效成分)使用苯磺隆0.021 0~0.024 7 kg. hm-2+绿麦隆0.651 4~0.686 3 kg.
    The effect of osthol on the development of Sphaerotheca fuliginea was studied by detached leaves. The results showed that 6 days after inoculation,the disease index was 68.89 in the control,while that was only 15.56 in the treatment with osthol at 100 μg/mL.
    采用室内离体叶片法,发现蛇床子素(osthol)处理能显著降低南瓜白粉病菌侵染的病情指数,接菌6d后对照的病情指数为68.89,经100μg/mL蛇床子素处理组的病情指数仅为15.56。
    The average colony length was about 400 μm in the control,while that was only 122 μm in the treatment with 100 μg/mL osthol.
    接菌后48h,对照菌丝的平均长度接近400μm,蛇床子素处理组菌丝平均长度仅有122μm。
    After treated for 2 d, the mortalities caused by phoxim 12.5~100 mg/L+H06 and toosendarin 0.16~1.25 mg/L+H06 were 73.0%~82.0% and 90.0%~97.5%,respectively;
    药后2d,辛硫磷12.5~100mg/L+H06处理的韭蛆死亡率为73.0%~82.0%,辛硫磷单用时死亡率为38.0%~60.0%;
    while that caused by phoxim and toosendarin alone were just 38.0%~60.0% and 13.8%~37.5%,respectively.
    楝素0.16~1.25mg/L+H06处理的死亡率为90.0%~97.5%,楝素单用时的死亡率为13.8%~37.5%;
    Chlorpyrifos(15~120 mg/L) and imidacloprid(1.56~12.54 mg/L) applied alone caused 14.0%~28.0% and 0.0%~7.5% mortalities respectively, but their combinations with H06 caused 50.0%~65.0% and 58.8~80.0% mortalities respectively.
    毒死蜱15~120mg/L和吡虫啉1.56~12.54mg/L单用时韭蛆的死亡率分别为14.0%~28.0%和0%~7.5%,与H06线虫混用处理的死亡率分别为50.0%~65.0%和58.8%~80.0%。
    The control effects of 10.8% haloxyfop-P-methyl EC were above 93% at the rate of 375 mL/hm2, which being sprayed in 2 to 5 leaves stage of rape or in 2 to 5 leaves stage of oat grass. It was safe to spring rape; the yield of spring rape increased by 20%.
    10.8%高效氟吡甲禾灵EC375mL/hm2于油菜2~5叶期、野燕麦2~5叶期喷雾处理,防除野燕麦效果达93%以上,对油菜安全,增产显著,油菜增产达20%以上。
    /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。
 

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