{"title":"[Determination of progesterone directly in milk fat as an improved method for fertility control in cattle].","authors":"B Hoffmann, R Hamburger, W Hollwich","doi":"","DOIUrl":null,"url":null,"abstract":"","PeriodicalId":76880,"journal":{"name":"Zuchthygiene","volume":"12 1","pages":"1-7"},"PeriodicalIF":0.0000,"publicationDate":"1977-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Zuchthygiene","FirstCategoryId":"1085","ListUrlMain":"","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}