Buscar
Itens para a visualização no momento 1-2 of 2
Simulação econômica de rotação de culturas irrigadas na região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2004-10-01)
An agricultural production system is constituted by a succession of processes divided in subsystems in which it is emphasized the carriage of productive process related to the environment. In these subsystems, there are ...
Valoração econômica e ambiental pelo uso da água como instrumento de gestão de recursos hídricos
(Universidade Federal de Santa Maria, 2004-12-07)
In spite of your social and economical importance, the farming of rice has been a lot sought, mainly on
the environmental impact caused in the resources hydrics. However this problem, doesn't give to classify it as big ...