References
- Edvyards , P.J. 1968 . Veldklassifikasie en ‐herwinning , Potchefstroom College of Agriculture . Unpublished guide,
- Grunow , J.O. and Pienaar , A.J. April 1969 . Beoordeling van veldtoestand , April , University of Pretoria . Unpublished.
- Humphrey , R.R. 1949 . “ Field comments on the range condition method of forage survey ” .
- Ivy , P. Veld condition assessments . Proc. Veld Utilisation Conf. May 1969 , Bulawayo.
- Rattray , J.M. Inter‐departmental Conference of Pasture Workers, Bulawayo . Salisbury. Rhodesian Ministry of Agriculture .
- Sampson , A.W. 1952 . Principles and practices of Range Management , New York : John Wiley .
- Stoddart , L.A. and Smith , A.D. 1955 . Range Management , New York : McGraw‐Hill .
- Vasey , G. 1888 . Report on an Investigation of the Grasses of the Arid Districts of Texas . U.S.D.A. Div. Botany Bul. , 6 : 1 – 60 .