-
1
-
-
0342421770
-
Phosphate standard now strictly enforced
-
ANONYMOUS (1988a) Phosphate standard now strictly enforced. SA Waterbulletin 14: 22.
-
(1988)
SA Waterbulletin
, vol.14
, pp. 22
-
-
ANONYMOUS1
-
2
-
-
0343291395
-
Special phosphate standard for sensitive catchments
-
ANONYMOUS (1988b) Special phosphate standard for sensitive catchments. Water Sewage and Effluent 8: 10-11.
-
(1988)
Water Sewage and Effluent
, vol.8
, pp. 10-11
-
-
ANONYMOUS1
-
3
-
-
0038672655
-
Important announcement on implementation of the Special Phosphate standard in sensitive catchments
-
DEPARTMENT OF WATER AFFAIRS DWA
-
DEPARTMENT OF WATER AFFAIRS (DWA) (1988) Important announcement on implementation of the Special Phosphate standard in sensitive catchments. Journal of the Institution of Municipal Engineers of South Africa (Johannesburg) 13: 35.
-
(1988)
Journal of the Institution of Municipal Engineers of South Africa (Johannesburg)
, vol.13
, pp. 35
-
-
-
4
-
-
33846255306
-
South African Water Quality Guidelines
-
DEPARTMENT OF WATER AFFAIRS AND FORESTRY DWAF, Department of Water Affairs and Forestry, Pretoria
-
DEPARTMENT OF WATER AFFAIRS AND FORESTRY (DWAF) (1996) South African Water Quality Guidelines. Vol. 7: Aquatic Ecosystems. Department of Water Affairs and Forestry, Pretoria.
-
(1996)
Aquatic Ecosystems
, vol.7
-
-
-
5
-
-
36348937641
-
Assessment of the implementation of the Phosphate Standard at the Baviaanspoort and the Zeekoegat Water Care Works
-
Report No. N/A230/01/DEQ/0797. Institute for Water Quality Studies, Department of Water Affairs and Forestry, Pretoria
-
HOHLS BC, QUIBELL G, DU PLESSIS BJ and BELCHER A (1997) Assessment of the implementation of the Phosphate Standard at the Baviaanspoort and the Zeekoegat Water Care Works. Report No. N/A230/01/DEQ/0797. Institute for Water Quality Studies, Department of Water Affairs and Forestry, Pretoria.
-
(1997)
-
-
HOHLS, B.C.1
QUIBELL, G.2
DU PLESSIS, B.J.3
BELCHER, A.4
-
7
-
-
36348968636
-
Vital climate graphics Africa
-
UNITED NATIONS ENVIRONMENT PROGRAMME UNEP, Available at, accessed 6 June
-
UNITED NATIONS ENVIRONMENT PROGRAMME (UNEP) (2002) Vital climate graphics Africa. Third assessment report. Available at http://www.grida.no/climate/vitalafrica/english/index.htm [accessed 6 June 2005].
-
(2002)
Third assessment report
-
-
-
8
-
-
36348977866
-
Pollution incident in the Roodeplaat Dam, May 2000
-
Internal report, No. N/A230/01/DEQ/0600. Institute for Water Quality Studies, Department of Water Affairs and Forestry, Pretoria
-
VAN GINKEL CE, HOHLS BC and VAN NIEKERK H (2000) Pollution incident in the Roodeplaat Dam, May 2000. Internal report, No. N/A230/01/DEQ/0600. Institute for Water Quality Studies, Department of Water Affairs and Forestry, Pretoria.
-
(2000)
-
-
VAN GINKEL, C.E.1
HOHLS, B.C.2
VAN NIEKERK, H.3
-
9
-
-
0035027455
-
A Ceratium hirundinella (OF Müller) bloom in the Hartbeespoort Dam, South Africa
-
VAN GINKEL CE, HOHLS BC and VERMAAK E (2001) A Ceratium hirundinella (OF Müller) bloom in the Hartbeespoort Dam, South Africa. Water SA 27: 269-276.
-
(2001)
Water SA
, vol.27
, pp. 269-276
-
-
VAN GINKEL, C.E.1
HOHLS, B.C.2
VERMAAK, E.3
-
10
-
-
36348983682
-
-
Assessment of the Trophic Status Project. Internal report, No. N/0000/00/DEQ/1799. Institute for Water Quality Studies, Department of Water Affairs and Forestry, Pretoria
-
VAN GINKEL CE, HOHLS BC, BELCHER A, VERMAAK E and GERBER A (2001) Assessment of the Trophic Status Project. Internal report, No. N/0000/00/DEQ/1799. Institute for Water Quality Studies, Department of Water Affairs and Forestry, Pretoria.
-
(2001)
-
-
VAN GINKEL, C.E.1
HOHLS, B.C.2
BELCHER, A.3
VERMAAK, E.4
GERBER, A.5
-
11
-
-
0021645162
-
A chlorophyll a trophic status classification system for South African impoundments
-
WALMSLEY RD (1984) A chlorophyll a trophic status classification system for South African impoundments. Journal of Environmental Quality 13: 97-104.
-
(1984)
Journal of Environmental Quality
, vol.13
, pp. 97-104
-
-
WALMSLEY, R.D.1
-
12
-
-
0342326382
-
Guidelines for the control of eutrophication in South Africa
-
Special report. Water Research Commission, Pretoria, South Africa
-
WALMSLEY RD and BUTTY M (1980) Guidelines for the control of eutrophication in South Africa. Special report. Water Research Commission, Pretoria, South Africa.
-
(1980)
-
-
WALMSLEY, R.D.1
BUTTY, M.2
-
13
-
-
0003826796
-
-
2nd edn, Saunders College Publishing, Philadelphia, USA
-
WETZEL RG (1983) Limnology (2nd edn). Saunders College Publishing, Philadelphia, USA.
-
(1983)
Limnology
-
-
WETZEL, R.G.1
-
14
-
-
36348933747
-
Microcystis aeruginosa
-
Hartbeespoort Dam
-
ZOHARY T (1988) Microcystis aeruginosa in Hartbeespoort Dam. SA Water Bulletin, February/March 1988: 24-25.
-
(1988)
SA Water Bulletin, February/March
, pp. 24-25
-
-
ZOHARY, T.1
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