TY  - JOUR 
T1  - Weed supression by smother crops and selective herbicides
JO  - Scientia Agricola
A1  - Severino, Francisco José
A1  - Christoffoleti, Pedro Jacob
SN  - 0103-9016
UL  - 10.1590/S0103-90162004000100004
VL  - 61 
Y1  - 2004
PB  - Brasil 
ER  -