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pro vyhledávání: '"R J, Vorster"'
Publikováno v:
The Onderstepoort journal of veterinary research. 66(4)
Surveys to determine the prevalence and degree of resistance of Haemonchus spp. of sheep and goats to the available anthelmintics in South Africa indicate that small ruminant production is entering a crisis situation. Three surveys employing the faec
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=pmid________::6b3b8a48dba6a5af9c473187b33ee7fa
https://pubmed.ncbi.nlm.nih.gov/10689700
https://pubmed.ncbi.nlm.nih.gov/10689700
