1. The use and misuse of mineral supplements;Allcroft;Vet. Rec.,1961
2. Some principles in the investigation of selective grazing;Arnold,1964
3. Research efforts have lagged in free—choice feeding;Barrows;Anim. Nutr. Health,1977
4. Stiffs or Sweeney (phosphorus deficiency in cattle);Becker;Fla. Agric. Exp. Stn. Bull.,1933
5. Defluorinated superphosphate for livestock;Becker;Fl. Agric. Exp. Stn. Bull.,1944