Milk production functions, hay/grain substitution rates and economic optima in dairy cow rations /
by Earl O. Heady ... [et al.].

Description

Related Names

Heady, Earl Orel, 1916-

Language(s)

English

Published

Ames, Iowa : Agricultural Experiment Station, Iowa State College, 1956.

Subjects

Milk yield
Dairy cattle > Dairy cattle / Feeding and feeds

Physical Description

p. 895-932 : ill. ; 28 cm.

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