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1Carbon fractions as sensitive indicators of quality of soil organic matter Carbon fractions as sensitive indicators of quality of soil organic matterby 45318 Ayarza, M.A., 133205 Zech, W., 131123 Westerhof, R., 128904 Vilela, L., 124241 Thomas, R., 45319 Ayarza, M.A. eds., Centro Internacional de Agronomía Tropical (CIAT) Cali, Colombia 5173
Published 1999bibliotecaIICA -
2Labile N and the nitrogen management index of oxisols in the Brazilian Cerrados Labile N and the nitrogen management index of oxisols in the Brazilian Cerradosby 45318 Ayarza, M.A., 133205 Zech, W., 131123 Westerhof, R., 128904 Vilela, L., 124241 Thomas, R., 45319 Ayarza, M.A. eds., Centro Internacional de Agronomía Tropical (CIAT) Cali, Colombia 5173
Published 1999bibliotecaIICA -
3by 45318 Ayarza, M.A., 133205 Zech, W., 131123 Westerhof, R., 128904 Vilela, L., 124241 Thomas, R., 45319 Ayarza, M.A. eds., Centro Internacional de Agronomía Tropical (CIAT) Cali, Colombia 5173
Published 1999bibliotecaIICA -
4Agropastoral systems based on legumes: an alternative for sustainable agriculture in the Brazilian Cerrados Agropastoral systems based on legumes: an alternative for sustainable agriculture in the Brazilian Cerradosby 105791 Pizarro, E.A., 59476 Costa, P.H. da, 45318 Ayarza, M.A., 128904 Vilela, L., 124241 Thomas, R., 45319 Ayarza, M.A. eds., Centro Internacional de Agronomía Tropical (CIAT) Cali, Colombia 5173
Published 1999bibliotecaIICA -
5Aggregation studied by laser diffraction in relation to plowing, soil organic matter, and lime in the Brazilian Cerrados Aggregation studied by laser diffraction in relation to plowing, soil organic matter, and lime in the Brazilian Cerradosby 73834 Griethuysen, C. van, 45318 Ayarza, M.A., 128904 Vilela, L., 133205 Zech, W., 131123 Westerhof, R., 52305 Buurman, P., 124241 Thomas, R., 45319 Ayarza, M.A. eds., Centro Internacional de Agronomía Tropical (CIAT) Cali, Colombia 5173
Published 1999bibliotecaIICA -
6Sistemas agropastoriles basados en leguminosas de usos múltiples Sistemas agropastoriles basados en leguminosas de usos múltiplesby 42606 Amézquita, E. eds., 45318 Ayarza, M.A., 128904 Vilela, L., 105791 Pizarro, E.A., 59476 Costa, P.H. da, 74527 Guimaraes, E.P., 116290 Sanz, J.I., 109232 Rao, I.M., 42485 Amézquita, M.C., Centro Internacional de Agronomía Tropical (CIAT) Cali, Colombia 5173
Published 1999bibliotecaIICA