Résultats pour Auteur : "Rojas, Leyla Amparo"

Cropping systems and soil management practices adapted to farmer's conditions. Dingkuhn Michaël, Thé Charles, Rojas Leyla Amparo. 2003. In : Maize for sustainable cropping systems on tropical acid soils - from molecular biology to field cultivation : final report covering the period from 1.11.2000 to 31.10.2003. Horst Walter (ed.). Universität Hannover, CIRAD-CA, UAB, CORPOICA, EMBRAPA-CNPMS, IRAD, INRA, CSIC, CIEA, CBMEG. Hanovre : Universität Hannover, 13-17.

Development, calibration and validation of a model of P and Al dynamics in the rhizosphere. Calba Henri (ed.), Jaillard Benoît (collab.), Thé Charles (collab.), Rojas Leyla Amparo (collab.). 2003. In : Maize for sustainable cropping systems on tropical acid soils - from molecular biology to field cultivation : final report covering the period from 1.11.2000 to 31.10.2003. Horst Walter (ed.). Universität Hannover, CIRAD-CA, UAB, CORPOICA, EMBRAPA-CNPMS, IRAD, INRA, CSIC, CIEA, CBMEG. Hanovre : Universität Hannover, 56-59.

Maize for sustainable cropping systems on tropical acid soils - from molecular biology to field cultivation : final report covering the period from 1.11.2000 to 31.10.2003. Horst Walter (ed.), Calba Henri (collab.), Barceló Juan Antonio (collab.), Rojas Leyla Amparo (collab.), Schaffert Robert E. (collab.), Thé Charles (collab.), Welcker Claude (collab.), Puigdomenech Pere (collab.), Herrera-Estrella L. (collab.), Menossi Teixera M. (collab.). 2003. Hanovre : Universität Hannover, 169 p. N° de rapport : Contract number : ICA4-CT-2000-30017

Appropriate cropping systems and soil management practices adapted to farmer's conditions. Dingkuhn Michaël, Chopart Jean-Louis, Rojas Leyla Amparo, Thé Charles. 2001. In : Maize for sustainable cropping systems on tropical acid soils - from molecular biology to field cultivation : First annual report covering the period from 1.11.2000 to 31.10.2001. Horst Walter (ed.), Calba Henri (ed.), Barcelo Juan (ed.), Rojas Leyla Amparo (ed.), Schaffert Robert E. (ed.), Thé Charles (ed.), Welcker C. (ed.), Puigdomenech Pere (ed.), Herrera-Estrella L. (ed.), Menossi Teixera M. (ed.). Hanovre : Universität Hannover, 43-60.

Development, calibration, and validation of a model of P and Al dynamics in the rhizosphere. Calba Henri, Jaillard Benoît, Thé Charles, Rojas Leyla Amparo. 2001. In : Maize for sustainable cropping systems on tropical acid soils - from molecular biology to field cultivation : First annual report covering the period from 1.11.2000 to 31.10.2001. Horst Walter (ed.), Calba Henri (ed.), Barcelo Juan (ed.), Rojas Leyla Amparo (ed.), Schaffert Robert E. (ed.), Thé Charles (ed.), Welcker C. (ed.), Puigdomenech Pere (ed.), Herrera-Estrella L. (ed.), Menossi Teixera M. (ed.). Hanovre : Universität Hannover, 98-105.

Maize for sustainable cropping systems on tropical acid soils - from molecular biology to field cultivation : First annual report covering the period from 1.11.2000 to 31.10.2001. Horst Walter (ed.), Calba Henri (ed.), Barceló Juan Antonio (ed.), Rojas Leyla Amparo (ed.), Schaffert Robert E. (ed.), Thé Charles (ed.), Welcker Claude (ed.), Puigdomenech Pere (ed.), Herrera-Estrella L. (ed.), Menossi Teixera M. (ed.). 2001. Hanovre : Universität Hannover, 108 p.

Modeling growth and distribution of maize (Zea mays L.) roots under field conditions in the eastern plains of Colombia. Roveda-Hoyos G., Chopart Jean-Louis, Baquero José, Rojas Leyla Amparo, Dingkuhn Michaël. 2001. In : Plant nutrition : Food security and sustainability of agro-ecosystems through basic and applied research. Horst Walter J. (ed.), Schenk M.K. (ed.), Bürkert A. (ed.), Claasen N. (ed.), Flessa H. (ed.), Frommer W.B. (ed.), Goldbach H. (ed.), Olfs H.W. (ed.), Romheld Volker (ed.), Sattelmacher B. (ed.), Schmidhalter U. (ed.), Schubert S. (ed.), Wirén N. (ed.), W. ICPN. Dordrecht : Kluwer Academic Publishers, 576-577. (Developments in Plant and Soil Sciences, 92) ISBN 0-7923-7105-4 International Plant Nutrition Colloquium. 14, Hanovre, Allemagne, 27 Juillet 2001/3 Août 2001.

Fitting maize into cropping systems on acid soils of the tropics : Final report covering the period from 1.10.1996 to 30.09.2000. Horst Walter (ed.), Marchand Jean-Leu (ed.), Rojas Leyla Amparo (ed.), Barceló Juan Antonio (ed.), Schaffert Robert E. (ed.), Thé Charles (ed.), Welcker Claude (ed.). 2000. s.l. : s.n.