Yazar
Robert Macfarlane Chapin
16 cilt bulundu.
Cilt sonuçları
Cattle-fever Ticks and Methods of Eradication
Charles Dwight Marsh, Charles Vivion Whalin, D. F. Fisher, John William Roberts, Rob Roy Slocum, Stephen Oscar Jayne, William Penn Ellenberger · Yayınevi bilinmiyor
646 sayfa · 1921
Astragalus (Plants)
The Dimethyl Sulphate Test of Creosote Oils and Creosote Dips
Robert M. Chaplin, United States. Department of Agriculture · Yayınevi bilinmiyor
Sayfa sayısı yok · 1911
Kategori yok
The Analytical Control of Proprietary Arsenical Cattle Dips
United States. Bureau of Animal Industry. Biochemic Division, Robert Macfarlane Chapin · Yayınevi bilinmiyor
10 sayfa · 1935*
Dipping fluids, Arsenical
