Effects of herbivory on the production ecology of the perennial grass Leptothrium senegalense (Kunth.) in the arid lands of Northern Kenya

Agriculture, Ecosystems and Environment

Volumn 66, Issue 2, 1997, Pages 101-111

  Keya, George A ^a,b  

^a National Arid Lands Research Centre   (Kenya)

^b UNIVERSITY OF TRIER   (Germany)

Author keywords

Graminoid; Grazing; Leptothrium senegalense; Northern Kenya; Perennial; Rendille

Indexed keywords

FORAGE PRODUCTION; GRASSLAND; GRAZING;

KENYA;

LEPTOTHRIUM SENEGALENSE; POACEAE;

EID: 0031471176     PISSN: 01678809     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0167-8809(97)00066-2     Document Type: Article

References (16)

1. Cassady, J.T., 1973. The effect of rainfall, soil moisture and harvesting intensity on grass production on two rangeland sites in Kenya. E. Afr. Agr. For. J. 39, 26-36.
2. Diara, L., 1988. Changes in Vetiveria nigritiana and Eragrostis barteri grasslands in the Niger floodplain, central Mali. ILCA Bull. 31, 14-18.
3. Herlocker, D., 1979. Vegetation of the Southwestern Marsabit District. IPAL Tech. Report D-I. UNESCO, Nairobi, 68 pp.
4. 4 Grasses and Cereals: Growth, Development and Stress Response. Wiley, 419 pp.
5. Lamprey, H.F., Hussein, Y., 1981. Pastoralism and desert encroachment in northern Kenya. Ambio. 10, 131-134.
6. McNaughton, S.J., 1979a. Grassland-herbivore interactions. In: Sinclair, A.R.E., Norton-Griffiths, M. (Eds.), Serengeti: Dynamics of an Ecosystem. Univ. of Chicago Press, pp. 46-81.
7. McNaughton, S.J., 1979b. Grazing as an optimization process: grass-ungulate relationships in the Serengeti. Am. Nat. 113, 691-703.
8. McNaughton, S.J., 1983. Compensatory plant growth as a response to herbivory. Oikos 40, 329-336.
9. Milchunas, D.G., Lauenroth, W.K., 1993. Quantitative effects of grazing on vegetation and soils over a wide range of environments. Ecological Monogr. 63, 327-366.
10. Noy-Meir, I., Briske, D.D., 1996. Fitness components of grazing-induced population reduction in a dominant annual Triticum dicoccoides (wild wheat). J. Ecology 84, 439-448.
11. O'leary, F.M., 1990. Drought and change amongst northern Kenya nomadic pastoralists. The case of the Rendille and Gabbra. In: Palson, G. (Ed.), From Water to World Making. SIAS, Uppsala, pp. 151-174.
12. Pratt, D.J., Gwynne, M.D., 1977. Rangeland Management and Ecology in East Africa. Hodder and Stroughton, 310 pp.
13. Statistical Graphics, 1988. Statigraphics Package Ver. 3.1. STSC, USA.
14. Steel, R.G.D., Torrie, J.H., 1960. Principles and Procedures of Statistics. McGraw-Hill, New York, 481 pp.
15. Van Duivenbooden, N., 1993. Grazing as a tool for rangeland management in semiarid regions: a case study in the northwestern coastal zone of Egypt. Agric. Ecosystems Environ. 43, 309-324.
16. Walther, D., 1987. Landnutzung und Landschaftsbeeinträchtigung in den Rendille-Weidegebietien des Marsabit-Distriktes, Nordkenia. Freiburger Geographische Hefte, Heft 28, 182 pp.