Experiment in the free-choise feeding of mineral supplements to dairy cattle.
Nevens, W.B.
Experiment in the free-choise feeding of mineral supplements to dairy cattle. - Illinois 1928 - 118-124 p. - Bulletin No. 316 Illinois Agr .
Experiment in the free-choise feeding of mineral supplements to dairy cattle. - Illinois 1928 - 118-124 p. - Bulletin No. 316 Illinois Agr .