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Thomas, Richard J.[Requerimientos de Rhizobium, fijación de nitrógeno y reciclaje de nutrimentos en Arachis forrajero]Requerimientos de Rhizobium, fijación de nitrógeno y reciclaje de nutrimentos en Arachis forrajero
Friesen, Dennis K.Ayarza, Miguel AngelThomas, Richard J.Amézquita Collazos, EdgarSanz Scovino, José Ignacio[Strategic systems research for the Latin American savannas]Strategic systems research for the Latin American savannas
Lopes, AAyarza, Miguel AngelThomas, Richard J.[Sistemas agropastoriles en las sabanas de América Tropical: lecciones del desarrollo agrícola de los Cerrados de Brasil]Sistemas agropastoriles en las sabanas de América Tropical: lecciones del desarrollo agrícola de los Cerrados de Brasil
Neufeldt, HenryZech, W.Thomas, Richard J.[Introduction: sustainable land management for the oxisols of the Brazilian cerrados]Introduction: sustainable land management for the oxisols of the Brazilian cerrados
Jiménez Jaén, J.J.Decaëns, ThibaudThomas, Richard J.Lavelle, Patrick M.[Soil macrofauna: an available but little-known natural resources]Soil macrofauna: an available but little-known natural resources

The effects of different types of land management on the soil macroinvertebrate communities on acid soil savannas of Colombia have been assessed using the Tropical Soil Biology and Fertility Program (TSBF) methodology. Invertebrates were identified among broad taxonomic units, TU (Orders or Famil...


Decaëns, ThibaudLavelle, Patrick M.Jiménez Jaén, J.J.Escobar, G.Rippstein, GSchneidmadl, JSanz Scovino, José IgnacioHoyos, P.Thomas, Richard J.[Impact of land management on soil macrofauna in the Eastern plains of Colombia]Impact of land management on soil macrofauna in the Eastern plains of Colombia

This was especially due to the presence of a large glossoscolecid anecic species, Martiodrilus carimaguensis Jim\233nez and Moreno, which has been greatly favored by conversion of savanna to pasture. Endogeic species were dominant in the natural savanna whereas the anecic species accounted for th...


Jiménez Jaén, J.J.Moreno, AlonsoDecaëns, ThibaudLavelle, Patrick M.Fisher, Myles J.Thomas, Richard J.[Earthworms communities in native savannas and man-made pastures of the Eastern plains of Colombia]Earthworms communities in native savannas and man-made pastures of the Eastern plains of Colombia
Jiménez Jaén, J.J.Decaëns, ThibaudThomas, Richard J.Mariani, L[General conclusions, research highlights, and future needs]General conclusions, research highlights, and future needs
Thomas, Richard J.[Rhizobium requirements, nitrogen fixation, and nutrient cycling in forage Arachis]Rhizobium requirements, nitrogen fixation, and nutrient cycling in forage Arachis
Boddey, Robert M.Rao, Idupulapati M.Thomas, Richard J.[Nutrient cycling and environmental impact of Brachiaria pastures]Nutrient cycling and environmental impact of Brachiaria pastures

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