Fjölrit RALA - 05.12.1999, Side 60

58
Arid and semi-arid rangelands of Argentina
Cabido, M., Gonzalez, C., Acosta, A. and Diaz, S. 1993. Vegetation changes along a precipitation
gradient in Central Argentina. Vegetatio 109, 5-14.
Cabrera, A.L. 1957. La vegetación de la Puna Argentina. Rev. Invest. Agric. 11,317—412.
Cabrera, A.L. 1968. Ecología vegetal de la Puna. Colloquium Geographicum 9, 91-116.
Cabrera, A.L. 1970. La vegetación del Paraguay en el cuadro fitogeográfico de América del Sur. Bol.
Soc. Argent. Bot. 11, 121-131.
Cabrera, A.L. 1976. Regiones fitogeograficas Argentinas. In: Enciclopedia Argentina de Agricultura y
Jardinería (ed. E.F. Ferreira Sobral). ACME, Buenos Aires, Argentina, 1-85.
Cabrera, A.L. and Willink, A. 1980. Biogeografía de América Latina. 2nd edn. Ser. Biol. Monogr. 13.
Organización de Estados Americanos, Washington DC.
Cano, E. 1988. Pastizales naturales de La Pampa. Descripción de las especies más importantes. Tal-
leres gráficos Mariano Mas, Buenos Aires, Argentina.
Coronato, F.R. and Bertiller, M.B. 1996. Precipitation and landscape related effects on soil moisture
in semi-arid rangelands of Patagonia. J. Arid Environ. 34, 1-9.
Covas, G. and Glave, A. 1988. E1 deterioro del ambiente en la provincia de La Pampa. In: E1 deterioro
del ambiente en la Argentina. PROSA-FECIC, Buenos Aires, Argentina, 109-114.
Defossé, G.E., Robberecht, R. and Bertiller, M.B. 1997. Seedling dynamics of Festuca spp. in a
grassland of Patagonia, Argentina, as affected by competition, microsites, and grazing. J. Range Man-
age. 50, 73-79.
Distel, R.A. and Bóo, R.M. 1996. Vegetation states and transitions in temperate semi-arid rangelands
of Argentina. In: Proceedings of the Vth Intemational Rangeland Congress (ed. N.E. West). Society
for Range Management, Denver, CO, 117.
Etchevehere, P.H. 1971. Mapa de Suelos. República Argentina. Instituto Nacional de Tecnología
Agropecuaria, Buenos Aires, Argentina.
Ezcurra, E., Montana, C. and Arizaga, S. 1991. Architecture, light interception, and distribution of
Larrea species in the monte desert, Argentina. Ecology 72, 23-34.
Femández, O.A., Bóo, R.M. and Sánchez, L.F. 1989a. South American shrublands. In: The Biology
and Utilization of Shrubs (ed. C.M. McKell). Academic Press, San Diego, CA, 25-59.
Fernández, O.A., Brevedan, R.E. and Gargano, A.O. 1989b. E1 pasto Ilorón. Su biología y manejo.
Edición CERZOS, Univ. Nac. del Sur, Bahía Blanca, Argentina.
Fernández, R.J. and Paruelo, J.M. 1988. Root systems of two Patagonian shrubs: a quantitative de-
scription using a geometrical method. J. Range Manage. 41, 220-223.
Femández, R.J., Sala, O.E. and Golluscio, R.A. 1991. Woody and herbaceous aboveground produc-
tion in a Patagonian steppe. J. Range Manage. 44, 434-437.
Fresnillo Fedorenko, D.E., Fernández, O.A. and Busso, C.A. 1991. Forage production of the annual
legume Medicago minima in semi-arid rangelands of central Argentina. In: Proceedings Symposium
Grazing, a Challenge for Development and Environment (eds. A. Gaston, M. Kernik and H. Letto-
veron). Vol. 4. International Rangeland Congress, Montpellier, France, 372-374.
Giorgetti, H.D., Montenegro, O.A., Rodriguez, G.D., Busso, C.A., Montani, T., Burgos, M.A., Flem-
mer, A.C., Toribio, M.B. and Horvitz, S.S. 1997. The comparative influence of past management and
rainfall on range herbaceous standing crop in east-central Argentina: 14 years of observations. J. Arid
Environ. 36, 623-637.
Guevara J.C., Cavagnaro, J.B., Estevez, O.R., Le Houerou. H.N. and Stasi, C.R. 1997. Productivity,
management and development problems in the arid rangelands of the central Mendoza plains (Argen-
tina). J. Arid Environ. 35, 575-600.