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Effect of Photoperiod on Milk Yield and Milk Fat in Commercial Dairy Herds
Stanisiewski, E.P., Mellenberger, R.W., Anderson, C.R., Tucker, H.A.Volume:
68
Year:
1985
Language:
english
DOI:
10.3168/jds.S0022-0302(85)80939-5
File:
PDF, 476 KB
english, 1985