@article{streck_gabriel_samboranha_lago_schwantes_schons_2009,  title={Comparing two versions of a non-linear model for simulating leaf number and developmental stages in maize based on air temperature},  volume={39},  ISSN={0103-8478},  url={https://doi.org/10.1590/S0103-84782008005000089},  DOI={10.1590/S0103-84782008005000089},  number={3},  journal={Ciência Rural},  publisher={Universidade Federal de Santa Maria},  author={Streck, Nereu Augusto and Gabriel, Luana Fernandes and Samboranha, Flavia Kaufmann and Lago, Isabel and Schwantes, Ana Paula and Schons, Alfredo},  year={2009},  month={May},  pages={642–648} }