1)Streptomyces avermitilis除虫链霉菌
1.Effect of Medium Composition and Feeding Strategy on Morphology of Streptomyces avermitilis in Avermectin Fermentation;培养基成分和补料对阿维菌素发酵过程中除虫链霉菌菌丝形态的影响
2.Isolation and Characterization of Functional Replication Origin fromStreptomyces avermitilis;除虫链霉菌复制起始区克隆和功能初步分析
3.Avermectin,produced by Streptomyces avermitilis,is a group of pentacyclic lactone antibiotics which have been widely used as antiparasitic drugs in veterinary and agricultural fields.阿维菌素(avermectin)是由除虫链霉菌(Streptomycesavermitilis)产生的一种具有杀虫活性的大环内酯类抗生素,在农业和畜牧业中应用广泛。
英文短句/例句
1.Localization and Rudiment Studies of Biological Function of DNA Degradation Gene Cluster add from Streptomyces Avermitilis;除虫链霉菌DNA降解基因簇add的定位及生物学功能的初探
2.Construction of an ordered cosmid library of S.avermitilis for genetic modification of the industrial strains构建有序排列的除虫链霉菌基因组的柯斯文库用于工业生产菌株的遗传改造
3.Study on the Fungicidal and Herbicidal Activity of Streptomyces Strain 4903链霉菌菌株4903抑菌除草活性的研究
4.Biocontrol of Sweet Potato Stem Nematodes Using Streptomyces Men-myco-93-63;链霉菌Men-myco-93-63防治甘薯茎线虫病初步研究
5.Screening and Applying Study of Biocontrol Strains of Streptomyces to Control Root-Knot Nematode;根结线虫病生防链霉菌的筛选及其应用研究
6.Studies on the Anti-aphid Active Components Produced by Streptomyces JXJ-45链霉菌JXJ-45抗蚜虫活性成分的初步研究
7.Influences of insecticides and herbicides on the growth of the biocontrol fungus Coniothyrium minitans Campbell杀虫剂和除草剂对生防菌盾壳霉生长的影响
8.Streptomyces hygroscopicus subsp. angustmyceticus吸水链霉菌狭霉素亚种
9.Genetic Manipulation of Streptomyces Fradiae and Streptomyces Thermotolerans;弗氏链霉菌及耐热链霉菌的遗传改造
10.Objective Screening Streptomyces erthreus antiphage strain.目的筛选红霉素链霉菌抗噬菌体菌株。
11.Identification of species S1-5 of streptomyces and its inhibiting mechanism链霉菌S1-5菌株鉴定及抗菌性能研究
12.An antibiotic obtained from the bacterium Streptomyces peuceticus, used as an anticancer drug.链霉菌从细菌获得的一种抗菌素链霉菌属用作抗癌药物
13.Research on Mutation Breeding of Streptomyces sp. LA5;链霉菌LA5高产菌株诱变育种研究
14.Study on the Compounds Produced by Streptomyces S227 with the Activity Against Bacterial Antibiotic Resistance;链霉菌S227抗耐药菌活性成分的研究
15.Study on Biosorption of Heavy Metal by Mycelium of Streptomyces Avermitilis灰色链霉菌菌丝体吸附重金属的研究
16.Antibacterial Property of Marine Streptomlyces sp. LY-1海洋链霉菌LY-1的抗细菌特性研究
17.Study on the fermentation conditions of humic acid by Streptomycete腐植酸生产菌株——链霉菌发酵条件研究
18.Anti-Magnaporthe grisea Active Components Produced by Streptomyces JXJ402链霉菌JXJ402抗稻瘟病菌的活性成分
相关短句/例句
avermectin除虫菌素，阿佛菌素[来自除虫链霉素]
3)ivermectin双氢除虫菌素，伊佛霉素
4)entomophthoralean fungi虫霉菌
1.Effects of 12 insecticides on conidial germination of two entomophthoralean fungi attacking aphids;12种田间常用杀虫剂对两种蚜虫虫霉菌孢子萌发的影响
5)flavensomycin[fleiv?ns?'maisin]菌虫霉素
6)Streptomyces antifungus抗霉链霉菌
1.(YIM32065~T and YIM33176),Streptomyces antifungus sp.),YIM35551T定名为抗霉链霉菌新种(Streptomycesantifungussp。
延伸阅读
除虫精分子式：C21H20Cl2O3分子量：391.29CAS号：52645-53-1性质：无色结晶或粘粘稠液体。熔点约35℃，沸点198-200℃（0.04kPa），相对密度1.214（25/25℃），折光率1.5627（25℃）。溶于丙酮、乙醇、乙醚、二甲苯等有机溶剂。在25℃水中的溶解度为0.07±0.02ppm。对酸性、光线较稳定，在碱性介质中能水解。制备方法：以三氯乙醛与异丁烯合成1,1,1-三氯-4-甲基-4-戊烯-2-醇，经转位后即得1,1,1-三氯-4-甲基-3-戊烯-2-醇，再与原乙酸三乙酯缩合重排而得3，3-二甲基-4,6,6-三氯-5-已烯酸乙酯，进一步在乙醇钠作用下环合为2,2-二甲基-3-（2,2-二氯乙烯基）环丙烷羧酯乙酯，经皂化成钠盐，再与氯化-3-苯氧基苄基三乙胺反应而制得二氯苯醚菊酯。该法原料及中间体较易得到，工艺过程中操作条件要求较严，产品含量一般在60-80%，加工成3.2%或10%乳油、0.25%粉剂使用。用途：该品为高效低毒杀虫剂，用于防治棉花、水稻、蔬菜、果树茶树等多种作物害虫，也用于防治卫生害虫及牲畜害虫。杀虫作用强烈，很低的浓度即可使害虫中毒死亡，农业上治虫有效的浓度大多数都在100ppm以下，一般为20-50ppm，每亩有效成份的用量一般只有5-10ml。
