-
1
-
-
84901203163
-
-
Available: Accessed 03 May 2013
-
BirdLife International (2013) Species factsheet: Sagittarius serpentarius. Available: http://www.birdlife.org. Accessed 03 May 2013.
-
(2013)
Species Factsheet: Sagittarius Serpentarius
-
-
-
2
-
-
33846228405
-
Secretarybird
-
Hockey PAR, Dean WRJ, Ryan PG, editors. Trustees of the John Voelcker Bird Book Fund: Cape Town
-
Dean WRJ, Simmons RE (2005) Secretarybird. In: Hockey PAR, Dean WRJ, Ryan PG, editors. Roberts birds of southern Africa. Trustees of the John Voelcker Bird Book Fund: Cape Town. pp. 542-543.
-
(2005)
Roberts Birds of Southern Africa
, pp. 542-543
-
-
Dean, W.R.J.1
Simmons, R.E.2
-
4
-
-
84901203166
-
Family Sagittariidae (Secretarybird)
-
del Hoyo J, Elliott A, Sargatal J, editors. Lynx Edicions: Barcelona
-
Kemp AC (1994) Family Sagittariidae (Secretarybird). In: del Hoyo J, Elliott A, Sargatal J, editors. Handbook of the birds of the world. Vol 2. New World vultures to guineafowl. Lynx Edicions: Barcelona. pp. 206-215.
-
(1994)
Handbook of the Birds of the World. Vol 2. New World Vultures to Guineafowl
, pp. 206-215
-
-
Kemp, A.C.1
-
5
-
-
84901243974
-
Secretarybird Sagittarius serpentarius
-
Harrison JA, Allan DG, Underhill LG, Herremans M, Tree AJ, et al., editors. BirdLife South Africa: Johannesburg
-
Boshoff AF, Allan DG (1997) Secretarybird Sagittarius serpentarius. In: Harrison JA, Allan DG, Underhill LG, Herremans M, Tree AJ, et al., editors. The atlas of southern African birds. Vol. 1: Non-passerines. BirdLife South Africa: Johannesburg. pp. 152-153.
-
(1997)
The Atlas of Southern African Birds. Vol. 1: Non-passerines
, pp. 152-153
-
-
Boshoff, A.F.1
Allan, D.G.2
-
6
-
-
33646200812
-
Mapping and monitoring bird populations: Their conservation uses
-
Norris K, Pain DJ, editors. Cambridge University Press: Cambridge
-
Underhill LG, Gibbons D (2002) Mapping and monitoring bird populations: their conservation uses. In: Norris K, Pain DJ, editors. Conserving bird biodiversity: general principles and their application. Cambridge University Press: Cambridge. pp. 34-60.
-
(2002)
Conserving Bird Biodiversity: General Principles and Their Application
, pp. 34-60
-
-
Underhill, L.G.1
Gibbons, D.2
-
7
-
-
36649018124
-
Citizens, science and bird conservation
-
Greenwood JJD (2007) Citizens, science and bird conservation. J. Ornithol. 148: S77-S124.
-
(2007)
J. Ornithol.
, vol.148
-
-
Greenwood, J.J.D.1
-
8
-
-
41649089302
-
Citizen science: Can volunteers do real research?
-
Cohn JP (2008) Citizen science: can volunteers do real research? BioScience 58: 192-197.
-
(2008)
BioScience
, vol.58
, pp. 192-197
-
-
Cohn, J.P.1
-
9
-
-
68949137010
-
A new dawn for citizen science
-
Silvertown J (2009) A new dawn for citizen science. TREE 24: 467-471.
-
(2009)
TREE
, vol.24
, pp. 467-471
-
-
Silvertown, J.1
-
11
-
-
0003488493
-
-
BirdLife South Africa: Johannesburg
-
Harrison JA, Allan DG, Underhill LG, Herremans M, Tree AJ, et al, editors (1997) The atlas of southern African birds. Vol. 1: Non-passerines. BirdLife South Africa: Johannesburg. 785 p.
-
(1997)
The Atlas of Southern African Birds. Vol. 1: Non-passerines
, pp. 785
-
-
Harrison, J.A.1
Allan, D.G.2
Underhill, L.G.3
Herremans, M.4
Tree, A.J.5
-
12
-
-
49649091528
-
The seminal legacy of the Southern African Bird Atlas Project
-
Harrison JA, Underhill LG, Barnard P (2008) The seminal legacy of the Southern African Bird Atlas Project. S Afr J Sci 104: 82-84.
-
(2008)
S Afr J Sci
, vol.104
, pp. 82-84
-
-
Harrison, J.A.1
Underhill, L.G.2
Barnard, P.3
-
13
-
-
55949113999
-
-
Cape Town: Avian Demography Unit, University of Cape Town
-
Young DJ, Harrison JA, Navarro RA, Anderson MD, Colahan BD (2003) Big birds on farms: Mazda CAR report 1993-2001. Cape Town: Avian Demography Unit, University of Cape Town. 205 p.
-
(2003)
Big Birds on Farms: Mazda CAR Report 1993-2001
, pp. 205
-
-
Young, D.J.1
Harrison, J.A.2
Navarro, R.A.3
Anderson, M.D.4
Colahan, B.D.5
-
14
-
-
0009436981
-
Introduction and methods
-
Harrison JA, Allan DG, Underhill LG, Herremans M, Tree AJ, et al., editors. BirdLife South Africa: Johannesburg
-
Harrison JA, Underhill LG (1997) Introduction and methods. In: Harrison JA, Allan DG, Underhill LG, Herremans M, Tree AJ, et al., editors. The atlas of southern African birds. Vol. 1: Non-passerines. BirdLife South Africa: Johannesburg. pp. xliii-lxiv.
-
(1997)
The Atlas of Southern African Birds. Vol. 1: Non-passerines
-
-
Harrison, J.A.1
Underhill, L.G.2
-
15
-
-
84914934236
-
The potential of the Southern African Bird Atlas Project for long-term population monitoring
-
Macdonald IAW, Crawford RJM, editors. South African National Scientific Programmes Report 15
-
Underhill LG, Hockey PAR (1988) The potential of the Southern African Bird Atlas Project for long-term population monitoring. In: Macdonald IAW, Crawford RJM, editors. Long-term data series relating to southern Africa's renewable natural resources. South African National Scientific Programmes Report 157. pp. 468-475.
-
(1988)
Long-term Data Series Relating to Southern Africa's Renewable Natural Resources
, pp. 468-475
-
-
Underhill, L.G.1
Hockey, P.A.R.2
-
16
-
-
0026565186
-
Seasonal patterns of occurrence of Palaearctic migrants in southern Africa using atlas data
-
Underhill LG, Prŷs-Jones RP, Harrison JA, Martinez P (1992) Seasonal patterns of occurrence of Palaearctic migrants in southern Africa using atlas data. Ibis 134: 99-108.
-
(1992)
Ibis
, vol.134
, pp. 99-108
-
-
Underhill, L.G.1
Prŷs-Jones, R.P.2
Harrison, J.A.3
Martinez, P.4
-
17
-
-
0343144729
-
The abundance and movements of Ludwig's Bustard Neotis ludwigii
-
Allan DG (1994) The abundance and movements of Ludwig's Bustard Neotis ludwigii. Ostrich 65: 95-105.
-
(1994)
Ostrich
, vol.65
, pp. 95-105
-
-
Allan, D.G.1
-
18
-
-
0028976639
-
Can bird atlas data be used to estimate population size? A case study using Namibian endemics
-
Robertson A, Simmons RE, Jarvis AM, Brown CJ (1995) Can bird atlas data be used to estimate population size? A case study using Namibian endemics. Biol. Conserv. 71: 87-95.
-
(1995)
Biol. Conserv.
, vol.71
, pp. 87-95
-
-
Robertson, A.1
Simmons, R.E.2
Jarvis, A.M.3
Brown, C.J.4
-
19
-
-
0030620584
-
The impact of commercial afforestation on bird populations in Mpumalanga province, South Africa - insights from bird-atlas data
-
Allan DG, Harrison JA, Navarro RA, van Wilgen BW, Thompson MW (1997) The impact of commercial afforestation on bird populations in Mpumalanga province, South Africa - insights from bird-atlas data. Biol. Conserv. 79: 173-185.
-
(1997)
Biol. Conserv.
, vol.79
, pp. 173-185
-
-
Allan, D.G.1
Harrison, J.A.2
Navarro, R.A.3
Van Wilgen, B.W.4
Thompson, M.W.5
-
22
-
-
0003854151
-
-
Reading, Mass.: Addison-Wesley Publishing Company
-
Tukey JW (1977) Exploratory data analysis. Reading, Mass.: Addison-Wesley Publishing Company. 688 p.
-
(1977)
Exploratory Data Analysis
, pp. 688
-
-
Tukey, J.W.1
-
23
-
-
38149013386
-
The vegetation of South Africa, Lesotho and Swaziland
-
South African National Biodiversity Institute: Pretoria
-
Mucina L, Rutherford MC, editors (2006) The vegetation of South Africa, Lesotho and Swaziland. Strelitzia 19. South African National Biodiversity Institute: Pretoria.
-
(2006)
Strelitzia
, vol.19
-
-
Mucina, L.1
Rutherford, M.C.2
-
26
-
-
84901203160
-
-
SANBI Pretoria: South African National Biodiversity Institute
-
SANBI (2009) Mosaic land cover map 2008. Pretoria: South African National Biodiversity Institute.
-
(2009)
Mosaic Land Cover Map 2008
-
-
-
27
-
-
0002261536
-
Man's role in changing the face of southern Africa
-
Huntley BJ, editor. Oxford University Press: Cape Town
-
Macdonald IAW (1989) Man's role in changing the face of southern Africa. In: Huntley BJ, editor. Biotic diversity in southern Africa: concepts and conservation. Oxford University Press: Cape Town. pp. 51-77.
-
(1989)
Biotic Diversity in Southern Africa: Concepts and Conservation
, pp. 51-77
-
-
Macdonald, I.A.W.1
-
29
-
-
0003464246
-
-
Environmental Systems Research Institute Inc
-
Environmental Systems Research Institute Inc (1998) ArcView GIS version 3.1.
-
(1998)
ArcView GIS Version 3.1
-
-
-
30
-
-
0015972923
-
Quantitative measurement of food selection: A modification of the forage ratio and Ivlev's electivity index
-
Jacobs J (1974) Quantitative measurement of food selection: a modification of the forage ratio and Ivlev's electivity index. Oecologia 14: 413-417.
-
(1974)
Oecologia
, vol.14
, pp. 413-417
-
-
Jacobs, J.1
-
34
-
-
0034083790
-
Trends in woody vegetation cover in the Kruger National Park, South Africa, between 1940 and 1998
-
DOI 10.1046/j.1365-2028.2000.00217.x
-
Eckhardt HC, van Wilgen BW, Biggs HC (2000) Trends in woody vegetation cover in the Kruger National Park, South Africa, between 1940 and 1998. Afr. J. Ecol. 38: 108-115. (Pubitemid 30400153)
-
(2000)
African Journal of Ecology
, vol.38
, Issue.2
, pp. 108-115
-
-
Eckhardt, H.C.1
Van Wilgen, B.W.2
Biggs, H.C.3
-
35
-
-
59449107846
-
Bush encroachment under three contrasting land-use practices in a mesic South African savanna
-
Wigley BJ, Bond WJ, Hoffman MT (2009) Bush encroachment under three contrasting land-use practices in a mesic South African savanna. Afr. J. Ecol. 47: 62-70.
-
(2009)
Afr. J. Ecol.
, vol.47
, pp. 62-70
-
-
Wigley, B.J.1
Bond, W.J.2
Hoffman, M.T.3
-
37
-
-
77953557889
-
Beyond the forest edge: Ecology, diversity and conservation of the grassy biomes
-
Bond WJ, Parr CL (2010) Beyond the forest edge: ecology, diversity and conservation of the grassy biomes. Biol. Conserv. 143: 2395-2404.
-
(2010)
Biol. Conserv.
, vol.143
, pp. 2395-2404
-
-
Bond, W.J.1
Parr, C.L.2
-
38
-
-
77149128333
-
Thicket expansion in a South African savanna under divergent land use: Local vs. Global drivers?
-
Wigley BJ, Bond WJ, Hoffman MT (2010) Thicket expansion in a South African savanna under divergent land use: local vs. global drivers? Glob. Change Biol. 16: 964-976.
-
(2010)
Glob. Change Biol.
, vol.16
, pp. 964-976
-
-
Wigley, B.J.1
Bond, W.J.2
Hoffman, M.T.3
-
39
-
-
84858076468
-
Changes in bird communities in Swaziland savannas between 1998 and 2008 owing to shrub encroachment
-
Sirami C, Monadjem A (2012) Changes in bird communities in Swaziland savannas between 1998 and 2008 owing to shrub encroachment. Diversity Distrib. 18: 390-400.
-
(2012)
Diversity Distrib.
, vol.18
, pp. 390-400
-
-
Sirami, C.1
Monadjem, A.2
-
40
-
-
0003944288
-
Causes of degradation. Hoffman MT, Todd S, Ntshona Z, Turner S, editors
-
National Botanical Institute: Unpublished final report. Cape Town Available: Accessed 13 October 2013
-
Hoffman MT, Todd S (1999) Causes of degradation. In: Hoffman MT, Todd S, Ntshona Z, Turner S, editors. Land degradation in South Africa. National Botanical Institute: Unpublished final report. Cape Town. pp. 164-198. Available: http://www.pcu.uct.ac.za/resources/landdeg/literature.htm. Accessed 13 October 2013.
-
(1999)
Land Degradation in South Africa
, pp. 164-198
-
-
Hoffman, M.T.1
Todd, S.2
-
42
-
-
0034099815
-
Fire, resprouting and variability: A recipe for grass-tree coexistence in savanna
-
DOI 10.1046/j.1365-2745.2000.00435.x
-
Higgins SI, Bond WJ, Trollope W (2000) Fire, resprouting and variability: a recipe for grass-tree coexistence in savanna. J. Ecol. 88: 213-229. (Pubitemid 30236624)
-
(2000)
Journal of Ecology
, vol.88
, Issue.2
, pp. 213-229
-
-
Higgins, S.I.1
Bond, W.J.2
Trollope, W.S.W.3
-
43
-
-
58249111991
-
4 grasslands and savannas?
-
4 grasslands and savannas? Annu. Rev. Ecol. Syst. 39: 641-659.
-
(2008)
Annu. Rev. Ecol. Syst.
, vol.39
, pp. 641-659
-
-
Bond, W.J.1
-
44
-
-
52649163580
-
South African atlas of climatology and agrohydrology
-
Pretoria: Water Research Commission
-
Schulze RE (2007) South African atlas of climatology and agrohydrology. WRC Report 1489/1/06. Pretoria: Water Research Commission.
-
(2007)
WRC Report 1489/1/06
-
-
Schulze, R.E.1
-
45
-
-
79952714566
-
A preliminary survey of avian mortality on power lines in the Overberg, South Africa
-
Shaw JM, Jenkins AR, Ryan PG, Smallie JJ (2010) A preliminary survey of avian mortality on power lines in the Overberg, South Africa. Ostrich 81: 109-113.
-
(2010)
Ostrich
, vol.81
, pp. 109-113
-
-
Shaw, J.M.1
Jenkins, A.R.2
Ryan, P.G.3
Smallie, J.J.4
-
46
-
-
84901203153
-
-
A preliminary report to the UK CITES Scientific Authority (Fauna), Joint Nature Conservation Committee. Iringa: Tanzania Bird Atlas Project
-
Baker N, Brouwer J, Baker L, Sinclair A, Harebottle D, et al. (2010) The status of the Secretarybird Sagittarius serpentarius with special reference to Tanzania and declines across the continent. A preliminary report to the UK CITES Scientific Authority (Fauna), Joint Nature Conservation Committee. Iringa: Tanzania Bird Atlas Project.
-
(2010)
The Status of the Secretarybird Sagittarius Serpentarius with Special Reference to Tanzania and Declines Across the Continent
-
-
Baker, N.1
Brouwer, J.2
Baker, L.3
Sinclair, A.4
Harebottle, D.5
-
47
-
-
2642658235
-
Aspects of the breeding biology and behaviour of the Secretarybird Sagittarius serpentarius near Pretoria, South Africa
-
Kemp AC (1995) Aspects of the breeding biology and behaviour of the Secretarybird Sagittarius serpentarius near Pretoria, South Africa. Ostrich 66: 61-68.
-
(1995)
Ostrich
, vol.66
, pp. 61-68
-
-
Kemp, A.C.1
|