TY  - JOUR 
T1  - Multiple-and Cross-Resistance of <i>Amaranthus retroflexus</i> to Acetolactate Synthase (ALS) and Photosystem II (PSII) Inhibiting Herbicides in Preemergence
JO  - Planta Daninha
A1  - FRANCISCHINI, A.
A1  - CONSTANTIN, J.
A1  - OLIVEIRA JR, R.S.
A1  - TAKANO, H.K.
A1  - MENDES, R.R.
SN  - 0100-8358
UL  - 10.1590/S0100-83582019370100026
VL  - 37 
Y1  - 2019
PB  - Brasil 
ER  -