TY  - JOUR 
T1  - Soil seed bank variation patterns according to environmental factors in a natural grassland
JO  - Revista Brasileira de Sementes
A1  - Maia, Fernanda Costa
A1  - Medeiros, Renato Borges de
A1  - Pillar, Valério de Patta
A1  - Focht, Telmo
SN  - 0101-3122
UL  - 10.1590/S0101-31222004000200018
VL  - 26 
Y1  - 2004
PB  - Brazil 
ER  -