@article{nogueira_cardoso_2007,  title={Phosphorus availability changes the internal and external endomycorrhizal colonization and affects symbiotic effectivenes},  volume={64},  ISSN={0103-9016},  url={https://doi.org/10.1590/S0103-90162007000300013},  DOI={10.1590/S0103-90162007000300013},  number={3},  journal={Scientia Agricola},  publisher={Escola Superior de Agricultura "Luiz de Queiroz"},  author={Nogueira, Marco Antonio and Cardoso, Elke Jurandy Bran Nogueira},  year={2007},  month={May},  pages={295–300} }