TY  - JOUR 
T1  - Environmental and physiological factors that affect the efficacy of herbicides that inhibit the enzyme protoporphyrinogen oxidase: a literature review
JO  - Planta Daninha
A1  - Matzenbacher, F.O.
A1  - Vidal, R.A.
A1  - Merotto Jr., A
A1  - Trezzi, M.M.
SN  - 0100-8358
UL  - 10.1590/S0100-83582014000200024
VL  - 32 
Y1  - 2014
PB  - Brazil 
ER  -