Comparison of Finnish Ayrshire, Friesian and Finncattle on grass silage-cereal and hay-urea-cereal diets : 6. Economic comparison - Turkki, Aimo; Ettala, Elsi; Suvitie, Marjatta (Agricultural Research Centre, 1990)
Sarja Kotieläimet n:o 97
Keywords: Ko; Ma; kansantaloustiede; lypsykarja; säilörehu; ruokinta; urea; ayrshire; suomenkarja; economics; dairy cattle; comparison of breeds; comparison of home-grown feedstuffs