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MOURA, E. G. de; AGUIAR, A. das C. F.; FERRAZ JUNIOR, A. S. de L.; COSTA, M. G. da; SOUSA, J. T. R. de; SILVA JUNIOR, E. M. da; GEHRING, C. INFLUENCE OF SOIL COVER OF DIFERENT LEGUME COMBINATIONS ON WEED INFESTATION AND SOIL QUALITY IN A PRE-AMAZONIAN ALLEY-CROPPING AGROSYSTEM. SA 2009, 10, 007-014.