http://dx.doi.org/10.1371/journal.pone.0063538 (Publisher version)
EXT340.pdf (Publisher version), 678KB
EXT340s1.zip (Publisher version), 5MB
Weise, T., Kai, M., & Piechulla, B. (2013). Bacterial ammonia causes significant plant growth inhibition. PLoS One, 8(5): e63538. doi:10.1371/journal.pone.0063538.