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)
The association between the somatic cell count and isolated microorganisms during subclinical mastitis in heifers in Jordan
subclinical mastitis (SCM) somatic cell count (SCC) heifers aetiology prevalence Jordan
2015/4/30
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)
The International Farming Systems Association IFSA
2014/6/9
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...
Nodulation in Situ of Common Bean (Phaseolus vulgaris L.) And Field Outcome of an Elite Symbiotic Association in Senegal
Inoculation nitrogen fixation nodulation Phaseolus vulgaris Rhizobium Senegal
2010/11/12
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...
Evaluation of vegetable and petroleum based diesel fuels in the aspect of lubricity in steel-aluminium association
RME fuel diesel fuel lubricity steel aluminium
2008/11/21
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...