| ABSTRACT: Urban agriculture conducted with ecological principles is an alternative to produce healthy food, but it demands planning and suitable technologies. This ecological approach must be based on crop diversity, organnic or mineral fertilizers from natural origin and control of pests and diseases by non-toxic means. Cultivation of different species is the guarantee of food richness and offer of varied products. Composts, biofertilizers and green manure are presented as organic nutriet resources. Bio-insecticides, natural enemies and utilization of botanic preparations constitute suitable pest and disease. management strategies to urban agriculture. The international experiences treat about application of these principles on feed production,... |
