References
- Bille , J. C. 1980 . “ Measuring the primary palatable production of browse plants ” . In Browse in Africa, the current state of knowledge , Edited by: Le Houe´rou , H. N. 185 – 195 . Addis Ababa : International Livestock Centre for Africa .
- Cisse , M. I. 1980 . “ The browse production of some trees in the sahel: Relationships between maximum foliage biomass and various physical parameters ” . In Browse in Africa, the current state of knowledge , Edited by: Le Houe´rou , H. N. 205 – 210 . Addis Ababa : International Livestock Centre for Africa .
- Diallo , O. , Doiuf , A. , Hanan , N. P. , Ndiaye , A. and Prevost , Y. 1991 . AVHRR Monitoring of Savanna Primary Production in Senegal, West Africa: 1987-1988 . International Journal of Remote Sensing , 12 : 1259 – 1279 .
- Franklin , J. and Hiernaux , P. H. Y. 1991 . Estimating foliate and woody biomass in Sahelian and Sudanian woodlands using a remote sensing model . International Journal of Remote Sensing , 12 : 1387 – 1404 .
- Franklin , J. , Prince , S. D. , Strahler , A. H. , Hanan , N. P. and Simonett , D. S. 1991 . Re? ectance and transmission properties of West African Savanna trees from ground radiometer measurements . International Journal of Remote Sensing , 12 : 1369 – 1385 .
- Garcia-Daguerre , R. R. 1993 . Coarse Resolution Remote Sensing for Rangeland Monitoring in North-Central Mexico , Silsoe College . PhD thesis
- Hanan , N. P. , Prince , S. D. and Franklin , J. 1993 . Re? ectance properties of West African Savanna trees from ground radiometer measurements. II. Classifcation of components . International Journal of Remote Sensing , 14 : 1081 – 1097 .
- Heady , H. F. 1975 . Rangeland Management , New York : McGraw Hill .
- Holechek , J. L. , Pieper , R. D. and Herbel , C. H. 1995 . Range Management: Principles and Practices, Second Edition , New Jersey : Prentice Hall .
- Justice , C. O. and Townshend , J. R. G. 1981 . “ Integrating ground data with remote sensing ” . In Terrain Analysis and Remote Sensing , Edited by: Townshend , J. R. G. London : George Allen & Unwin .
- Kannenberg , N. 1995 . Grass-biomasse in Savannenbiomen des Etosha , National Park : Anwendung des Disc Pasture Meter (DPM) .
- Kaufman , Y. J. and Holben , B. N. 1993 . Calibration of the AVHRR visible and near-IR bands by atmospheric scattering, ocean glint and desert re? ection . International Journal of Remote Sensing , 14 : 21 – 52 .
- Kennedy , P. 1989 . Monitoring the vegetation of Tunisian grazing lands using the Normalized DiVerence Vegetation Index . Ambio , 18 : 119 – 123 .
- Lamprey , R. H. and DE Leeuw , P. N. 1986 . IL CA/UNEP-AVHRR calibration project, methodology and results for June 1985 , Nairobi : ILCA .
- Le Roux , C. J. G. , Grunow , J. O. , Morris , J. W. , Bredenkamp , G. J. and Scheepers , J. C. 1988 . A classifcation of the vegetation of the Etosha National Park . South African Journal of Botany , 54 : 1 – 10 .
- Los , S. O. 1993 . Calibration adjustment of the NOAA AVHRR normalised diVerence vegetation index without recourse to channel 1 and 2 data . International Journal of Remote Sensing , 14 : 1907 – 1917 .
- McCloy , K. R. , Schoneveld , R. and Kemp , D. 1993 . Measurement of pasture parameters from re? ectance data . International Journal of Remote Sensing , 14 : 1107 – 1118 .
- Mitchell , P. 1982 . Value of a rising-plate meter for estimating herbage mass of grazed perennial ryegrass--white clover swards . Grass and Forage Science , 37 : 81 – 87 .
- Pearson , R. L. , Tucker , C. J. and Miller , L. D. 1976 . Spectral mapping of shortgrass prairie biomass . Photogrammetric Engineering and Remote Sensing , 42 : 317 – 323 .
- Pieper , R. D. 1988 . “ Rangeland vegetation productivity and biomass ” . In Handbook of vegetation science vol. 14. Vegetation science applications for rangeland analysis and management , Edited by: Tueller , P. T. vol. 14 , Dordrecht : Kluwer Academic Publishing .
- Prince , S. D. and Tucker , C. J. 1986 . Satellite remote sensing of rangelands in Botswana. II. NOAA-AVHRR and herbaceous vegetation . International Journal of Remote Sensing , 7 : 1555 – 1570 .
- Prince , S. D. 1991a . Satellite remote sensing of primary production: comparison of results for Sahelian Grasslands 1981-1988 . International Journal of Remote Sensing , 12 : 1301 – 1311 .
- Prince , S. D. 1991b . A model of regional primary production for use with coarse resolution satellite data . International Journal of Remote Sensing , 12 : 1313 – 1330 .
- Rao , C. R. N. and Chen , J. 1996 . Post-launch calibration of the visible and near-infrared channels of the advanced very high resolution radiometer on the NOAA-14 Spacecraft . International Journal of Remote Sensing , 17 : 2743 – 2747 .
- Richardson , A. J. and Wiegand , C. L. 1977 . Distinguishing vegetation from soil background information . Photogrammetric Engineering and Remote Sensing , 43 : 1541 – 1552 .
- Sannier , C. A. D. , Taylor , J. C. , Du Plessis , W. and Campbell , K. 1998 . Real-time vegetation monitoring with NOAA-AVHRR in Southern Africa for wildlife management and food security assessment . International Journal of Remote Sensing , 19 : 621 – 639 .
- Scrivner , J. H. , Center , M. and Jones , M. B. 1986 . A rising plate meter for estimating production and utilization . Journal of Range Management , 39 : 475 – 477 .
- Taylor , J. C. , Belward , A. S. , Hewett , D. G. and Wyatt , B. K. 1986 . Mapping of vegetation and soils and estimation of biomass in theSahel , Final report to the Commission of the European Communities on Monitoring of pastureland ecosystems in the Sahel and mapping of cloud cover and rainfall .
- Tietema , T. 1993 . Biomass determination of fuelwood trees and bushes of Botswana, Southern Africa . Forest Ecology and Management , 60 : 257 – 269 .
- Trollope , W. S. W. and Potgieter , A. L. F. 1986 . Estimating grass fuel loads with a disc pasture meter in the Kruger National Park . Journal of the Grassland Society of South Africa , 3 : 148 – 152 .
- Tucker , C. J. 1979 . Red and photographic infrared linear combinations for monitoring vegetation . Remote Sensing of Environment , 8 : 127 – 150 .
- Wagenaar , K. T. and DE Ridder , N. 1986 . Estimates of biomass production and distribution in the I L P Project Zone in 1985, based on satellite NDVI values , Addis Ababa : ILCA .
- Walker , J. , Crapper , P. F. and Pendridge , L. K. 1988 . The Crown-gap ratio (c) and Crown cover: the ? eld study . Australian Journal of Ecology , 13 : 101 – 108 .
- Westfall , R. H. and Panagos , M. D. 1984 . A cover meter for canopy and basal cover estimations . Bothalia , 15 : 241 – 244 .
- Williams , J. B. and Rosenberg , L. J. Operational reception, processing and application of satellite data in developing countries: theory and practice . Towards Operational Applications, Proceedings of 19th Annual Conference of the Remote Sensing Society . September 16-17 1993 , Chester , UK. Edited by: Hilton , K. pp. 76 – 81 . Nottingham : The Remote Sensing Society .
- Wylie , B. K. , Harrington , J. A. Jr. , Prince , S. D. and Denda , I. 1991 . Satellite and ground-based pasture production assessment in Niger: 1986-1988 . International Journal of Remote Sensing , 12 : 1281 – 1300 .