@article{article653be598,
title   = {Sporre density and root colonization by arbuscular mycorrhizal fungi in preserved or disturbed Araucaria angustifolia (Bert.) O. Ktze. ecosystems},
author = {Moreira, M. and Baretta, D. and Tsai, Siu Mui and Cardoso, Elke Jurandy Bran Nogueira},
year = {2006},
doi = {10.1590/s0103-90162006000400009},
journal   = {Scientia Agricola}
}