@article{pelwing_frank_barros_2008,  title={Sementes crioulas: o estado da arte no Rio Grande do Sul},  volume={46},  ISSN={0103-2003},  url={https://doi.org/10.1590/S0103-20032008000200005},  DOI={10.1590/S0103-20032008000200005},  number={2},  journal={Revista de Economia e Sociologia Rural},  publisher={Sociedade Brasileira de Economia e Sociologia Rural (SOBER)},  author={Pelwing, Andréia Becker and Frank, Lúcia Brandão and Barros, Ingrid I. Bergman de},  year={2008},  month={Apr},  pages={391–420} }