TY  - JOUR 
T1  - Genetic improvement of vegetables: development of open-pollinated cultivars
JO  - Crop Breeding and Applied Biotechnology
A1  - Melo, Paulo César Tavares de
SN  - 1984-7033
UL  - 10.1590/S1984-70332011000500015
VL  - 11 
Y1  - 2011
PB  - Brasil 
ER  -