@article{fraga_agostinetto_vargas_nohatto_thürmer_holz_2013,  title={Adaptive value of ryegrass biotypes with low-level resistance and susceptible to the herbicide fluazifop and competitive ability with the wheat culture},  volume={31},  ISSN={0100-8358},  url={https://doi.org/10.1590/S0100-83582013000400014},  DOI={10.1590/S0100-83582013000400014},  number={4},  journal={Planta Daninha},  publisher={Sociedade Brasileira da Ciência das Plantas Daninhas },  author={Fraga, D.S. and Agostinetto, D. and Vargas, L. and Nohatto, M.A. and Thürmer, L. and Holz, M.T.},  year={2013},  month={Oct},  pages={875–885} }