查询词典 VAR

The chemical constituent s have been isolated from Delphinium tatsienense Franch Var Chinghaiense by column chromatography and preparative thin layer chromatography.

用柱层析、制备薄层层析等对青海翠雀的化学成份进行了分离，并用IR ，EA ，MS ，1HNMR ，13 CNMR及DEPT等光谱确定了化合物的结构，共分得 5种二萜生物碱，其中一种为新化合物，还分得一种非生物碱β谷甾醇。

A water soluble polyhydroxy derivative of1,4| diazine has been isolated from Panax pseudoginseng var notoginseng for the first time.

从三七水溶性成分中首次分离得到一个多羟基吡嗪衍生物。

Objective:To determine glucosinolates in Draba nemorosa var.leiocarpa and provide the basic and science data for further development.

目的：测定光果葶苈全草中硫代葡萄糖苷的总含量，为进一步研究开发提供基础科学资料。

There are more glucosinolates in Draba nemorosa var.leiocarpa,which has greater value.

光果葶苈全草中硫代葡萄糖苷含量高，有较大的开发价值。

Results:Glucosinolate content was 0.95% in Draba nemorosa var.leiocarpa.

结果：光果葶苈全草中硫代葡萄糖苷总含量为0.95%。

The authors put forward proposals: Draba nemorosa var.

采用资源调查及研究方法进行分析整理。

Among them, Bidens pilosa var. radiate and Egeria densa were found to be the dominant species with broadest habitat ranges in terrestrial and aquatic environments, respectively.

其中，大花咸丰草是兰阳平原入侵范围最广泛的陆生物种，水蕴草则是流动水体系统中最具威胁者，两者在台湾的驻在时间短，但入侵能力极强。

One disease resistance segregating population 3B789, derived from "EM85/Torfrida//Wen6/3/3*Jing411/4/Nongdal89", was selected for SSR analysis using BSA approach. An EST-SSR marker Xcau33 was found to be co-segregated with the resistance gene Pm4b in a 231 plants population and could be used for marker-assisted selection of both Pm4a and Pm4b locus.Forty accessions of wild emmer T. turgidum var.

利用一个来自杂交组合"EM85/Torfrida∥温6/3/3~*京411/4/农大189"的抗病分离群体3B789，通过BSA法建立SSR标记，发现在分离群体3B789的231个单株中，EST-SSR标记Xcau33与抗病基因Pm4b表现共分离，能够在辅助选择Pm4a和Pm4b基因的育种工作中应用。

Compared to the traditional forcast error variance decompostition, this new method doesn't depend on the order of the variables in the VAR model.

文章利用广义方差分解研究了沪市各个分类指数之间的关系，显示了系统冲击在各个行业指数之间传递的特点。

Nov.. The main symptoms of the bacterial disease on Vigna angularis were canker of stalk.The strains were straight or curved rods; polar flagellum one; Gram-negative; could infect Vigna angularis、 Glycine max、 Vigna radata、 Vigna umbellate、 Phaseolus vulgaris、 Pisum sativum、 Pisum sativum var.humlie; oxidase negative; nitrate reduction negative; 5% glucose agar mucilage positive; esculin hydrolysis positive; starch negative; milk hydrolysis positive; H_2S positive; acid from L-arabinose, D-mannose, D-galactose, cellobiose, trehalose and fructose; 5%NaCl positive; G+Cmol%-69%.

红小豆溃疡病主要症状为茎部溃疡；各菌株菌体均杆状；极生鞭毛1根；革兰氏染色阴性；人工接种能侵染多种豆科植物；好氧；氧化酶阴性；硝酸盐反应阴性；5％葡萄糖营养琼脂黏液生长阳性；七叶灵水解阳性；淀粉水解阴性；牛奶分解产碱；产生硫化氢；能从阿拉伯糖等产酸；最大耐盐量为5％；G+Cmol％为69％等特征，根据《手册》9th ed相关部分，确定该病由野油菜黄单胞菌苜蓿致病变种Xanthomonas campestris pv.alfalfae(Riker，Jones et Davis 1935)Dye 19781引起。

The basic concept of FOP can be summarized as to further optimize effective prescription according to the standard of curative effects and with the aid of modern science and technology and theories of traditional Chinese medicine.

其基本内涵可概括为：以确有疗效的中药复方为研究对象，以现代科学技术和传统中医药理论为技术支持，以该复方所治病证的药效响应为评价标准，以优化重组疗效更优的新复方为研究目的。

Ever since our world has been a world, native forests have been indiscriminately exploited by man.

自从我们的世界一直是世界原生森林被任意剥削人。