[Works submitted to the Symposium on the farming potentials of the cerrado area]

agricultural development bilan hydrique biologie du sol exploitation agricole explotaciones agropecuarias farms fertilidade do solo fitomejoramiento glycine max introduction de plantes manejo del suelo microbiologia microbiologie microbiology mise en valeur du sol phaseolus vulgaris plant breeding plant introduction sabanas savane soil biology soil management solo water balance zea mays