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The effect of age on the response of Romney sheep to gastrointestinal nematodes during grazing
P.G.C. Douch, P.E. MorumVolume:
23
Year:
1993
Language:
english
Pages:
656
DOI:
10.1016/0020-7519(93)90172-u
File:
PDF, 650 KB
english, 1993