Psidium guajava ‘Paluma’ (the guava plant) as a new bio-indicator of ozone in the tropics

Furlan, C.M., Moraes, R.M., Bulbovas, P., Domingos, M., Salatino, A., Sanz, M.J. 2007. Psidium guajava ‘Paluma’ (the guava plant) as a new bio-indicator of ozone in the tropics. ENVIRON POLLUT, 147:691-695.