农学 >>> 农学总论 >>> 农业基础学科 农学其他学科
搜索结果: 1-6 共查到农学总论 Association相关记录6条 . 查询时间(0.095 秒)
Mastitis is an important cause of early culling of dairy heifers. The aims of this study were to identify microorganisms that cause subclinical mastitis (SCM) in Holstein heifers in northern Jordan, t...
The International Farming Systems Association (IFSA) and the regional associations and working groups of : Africa – East & Southern, Africa – West, Asia, Australia & Pacific, Europe, Latin America, Mi...
The investigation of common bean rhizobial indigenous population in Senegal indicated a low rate of nodulation in field. However fifty eight rhizobial strains were isolated from root nodules of commo...
The paper presents the results of a study on wear resistance of elements of injection system operating in steelaluminium friction system with relation to the kind of fuel used. The fuels used in the s...
Wisconsin Agricultural Tourism Association promotes and preserves the rural lifestyle, fosters partnership opportunities within the ag-tourism community, and provides tools which encourage sustainable...
The Western United States Agricultural Trade Association, also known as WUSATA, is a non-profit organization that promotes the export of food and agricultural products from the Western region of the U...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...