Verwysings
- Anonymous . 1978 . Nylsvley — A South African savanna ecosystem project: objectives, organization and research programme , South African National scientific Programmes Report Vol. 27 , 1 – 37 .
- Armijo , J.D. 1972 . Development of a large, undisturbed, weighing lysimeter for evapotranspiration studies on grassland. Grassland Biome , Technical Report no. 165
- Black , C.A. 1965 . Soil‐plant relationships. , New York : John Wiley & Sons inc. .
- Coetzee , B.J. , Van der Meulen , F. , Zwanziger , P. , Gonsalves , P. and Weisser , P.J. 1977 . “ A phytosociological classification of the Nylsvley Nature Reserve ” . In South African National Scientific Programmes Report, 1 – 31 .
- Christie , E.K. 1978 . Ecosystem processes in semi‐arid grasslands. I. Primary production and water use of two communities poses‐sing different photosynlhetic pathways. . Austr. J. Agric. Res. , 29 : 773 – 787 .
- Ferrar , P. 1978 . Environmental effects on rates of photosynthesis and respiration of the dominant trees and grasses at Nylsvley, as measured by gas exchange , Report for 1977/ 1978 13 Typescript
- Gardner , W.H. 1965 . Methods of Soil Analysis. Water content Edited by: Black , C.A. 82 – 127 .
- Harmse , H.J. von M. 1977 . Grondsoorte van die Nylsvley natuurreservaat. . Suid‐Afrikaanse Nasionale Wetenskuplike Programme Verslag , 16 : 1 – 64 .
- Henning , J. 1980 . Hydrological characterization of soils under selected subhabitats in a Burkea — Eragrostis ecosystem , Pretoria : Universiteit van Suid‐Africa . M.A. — tesis
- Hillel , D. 1971 . Soil and water. Physical principles and processes , New York : Academic Press .
- Huntley , B.J. and Morris , J.W. 1978 . “ Savanna Ecosystem Project — Phase 1 summary and Phase II progress ” . In South African National Scientific Programmes Report Vol. 29 , 1 – 52 .
- Kramer , P.J. 1969 . Plant and Soil Water relationships: A Modern Synthesis. , New York : McGraw‐Hill Book Company .
- Long , I.F. and French , B.K. 1967 . Measurement of Soil moisture in the field by neutron moderation. . J. Soil. Sci.. , 18 : 149 – 166 .
- Lubke , R.A. 1977 . The woody vegetation (1974, 1975, 1976) of the Nylsvley Study Area , Report to the National Programme for Environmental Sciences 3 Typescript
- Rutherford , M.C. 1980 . Field identification of roots of woody plants of the Savanna Ecosystem Study Area, Nylsvley . Bothalia , 13 ( 1 & 2 ) : 171 – 184 .
- Skinner , R.J. 1972 . Moisture determination in soil , Technical Bulletin 29: Soil physical conditions and crop production 218 – 227 .
- Van Rooyen , N. and Theron , G.K. 1975 . ‘n Intensiewe opname en beskrywing van die kruidstratum van die Eragrostis pallens — Burkea africana boom‐savanna op die Nylsvlei natuurreservaat , Report to the ‘National Programme for Environmental Sciences 22 Typescript
- Walter , H. 1971 . Ecology of tropical and subtropical vegetation. , 539 Edinburgh : Oliver and Boyd .
- NDP; SAW
- Sentraal Westelike Koöperasie, Posbus 31, Klerksdorp.