@article{kerpel_soprano_moreira_2006,  title={Effect of nitrogen on Passiflora suberosa L. (Passifloraceae) and consequences for larval performance and oviposition in Heliconius erato phyllis (Fabricius) (Lepidoptera: Nymphalidae)},  volume={35},  ISSN={1519-566X},  url={https://doi.org/10.1590/S1519-566X2006000200006},  DOI={10.1590/S1519-566X2006000200006},  number={2},  journal={Neotropical Entomology},  publisher={Sociedade Entomológica do Brasil},  author={Kerpel, Solange M. and Soprano, Eliséo and Moreira, Gilson R.P.},  year={2006},  month={Mar},  pages={192–200} }