TY  - JOUR 
T1  - Change in oleoresin productivity between harvests and variable drillings of a <i>Copaifera reticulata</i> natural population in the Amazon
JO  - CERNE
A1  - Nascimento Silva-Junior, João Nelson
A1  - Lira-Guedes, Ana Claudia
A1  - Bufalino, Lina
A1  - Guedes, Marcelino Carneiro
SN  - 0104-7760
UL  - 10.1590/01047760202329013183
VL  - 29 
Y1  - 2023
PB  - Brasil 
ER  -