Breeding plans for dairy herds
Hollard, M.G.
Breeding plans for dairy herds - Christchurch 1954 - 1-4 p. - Breeding, Dairy Canterbury Chamber of Commerce. Agricultural Bulletin No. 303 .
Breeding plans for dairy herds - Christchurch 1954 - 1-4 p. - Breeding, Dairy Canterbury Chamber of Commerce. Agricultural Bulletin No. 303 .