Van Wyk et al., 1951. Union of South Africa. Department of Agriculture and Forestry. Science Bulletin No. 298
Document reference
Van Wyk, H. P. D. ; Oosthuizen, S. A. ; Basson, I. D., 1951. The nutritive value of South African feeds. Part II. Hay and Pasture Crops. Union of South Africa. Department of Agriculture and Forestry. Science Bulletin No. 298