TY  - JOUR 
T1  - Characterization of pyroligneous acid used in agriculture by gas chromatography-mass spectrometry
JO  - Journal of the Brazilian Chemical Society
A1  - Souza, João Batista G
A1  - Ré-Poppi, Nilva
A1  - Raposo Jr., Jorge Luiz
SN  - 0103-5053
UL  - 10.1590/S0103-50532012000400005
VL  - 23 
Y1  - 2012
PB  - Brasil 
ER  -