By Piper EL   in New Zealand Veterinary Journal

ISSN:1176-0710|37|4|173-174

Taylor & Francis Ltd‎(1989)‎

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By Piper E.L.   Smit M.A.   Boote K.J.   Jones J.W.   in Field Crops Research

ISSN:0378-4290|47|2|211-220

Elsevier‎(1996)‎

Access to resources Favorite 1.6204102