2) toxicity test/virulence
毒力测定/致病性
3) pathogenicity
[,pæθədʒi'nisiti]
致病性测定
1.
tomato (Okabe) Young,Dye & Wilkie by pathogenicity,stain reaction,morphological characterization,culture pattern,analysis of 16S rDNA sequence similarity,physiological and biochemical reactions and tests of host range.
采自发病番茄植株上分离获得的菌株,经致病性测定、培养特性、革兰氏染色反应、菌体形态、16S rDNA基因序列分析、生理生化以及寄主范围测定,结果表明:甘肃省张掖市番茄细菌性叶斑病菌为丁香假单胞杆菌番茄致病变种[Pseudomonas syringae pv。
2.
Then the pathogenicity of Fusarium spp, enzyme activity after inoculation with different Fusarium and the pathogenicity of Fusarium isolates on different crops varieties were tested.
针对近年来苜蓿镰刀菌根腐病普遍发生并逐年加重的现状,本试验以甘肃农业大学苜蓿试验田土壤镰刀菌为研究对象,在前期土壤镰刀菌的分离、鉴定工作完成的基础上进行了致病性测定、接种不同致病性镰刀菌后苜蓿酶活性测定及不同作物上镰刀菌致病性测定等试验,为今后生防菌株的筛选提供依据。
4) pathogenicity test
致病性测定
1.
Based on the pathogenicity test on 4-5-leaf tissue-cultured banana plantlets and colony morphology on modified Komada medium,the isolates from the regions of Panyu,Zhongshan,Zhaoqing,Zhuhai and Shunde were identified as F.
以4~5片叶的组培香蕉苗和粉蕉苗为材料,采用伤根浸菌液的接种法对分离自番禺、中山、肇庆、珠海、顺德等地的香蕉枯萎病菌株进行了致病性测定,同时观察了各菌株在Komada改良培养基上菌落形态特征。
2.
Biolog (computer aided numeric taxonomy method), gas chromatographic analysis of fatty acid methyl esters (FAMEs), basic bacteriology, selective media and pathogenicity test were compared for identification of 18 pathogenic bacteria from rice.
对Biolog细菌鉴定法(借助于计算机的数值分类法)、甲基脂肪酸气相色谱分析法(FAMEs)、基础细菌学、选择性培养基及致病性测定等方法鉴定 1 8个水稻标准病原细菌进行了比较。
5) pathogenicity identification
致病性测定
1.
albo-atrum, were used as check in the present experiment in which random amplified polymorphic DNA and pathogenicity identification were performed with 34 strains of V.
采用ＲＡＰＤ 扩增与温室致病性测定２ 种方法，以黄萎病菌Ｖｅｒｔｉｃｉｌｌｉｕｍ ｄａｈｌｉａｅ 的５ 个落叶型、７ 个非落叶型菌系和Ｖ。
6) bioassay of pathogenic activity
致病活性的生物测定
补充资料：致病力
致病力
virulence
即毒力，指致病微生物侵袭宿主造成疾病的能力。一般用对实验动物的最小致死量来表示。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条