TY  - JOUR 
T1  - Agroforestry systems, legislation and sustainability of small farms in Rio Grande do Sul, Brazil
JO  - Revista Ceres
A1  - Kronhardt, Míriam Helena
A1  - Gastmann, Julia
A1  - Fior, Claudimar Sidnei
A1  - Freitas, Elisete Maria de
SN  - 0034-737X
UL  - 10.1590/0034-737X202168060001
VL  - 68 
Y1  - 2021
PB  - Brasil 
ER  -