Abstract
Myrtle rust, caused by Austropuccinia psidii, is the most severe fungal disease in guava plants, especially cv. Paluma. Rust in perennial plants usually cause polyetic damage, it is possible to estimate the polyetic damage in a greenhouse, by means of multiple inoculations in potted plants. The objective of this work will be to estimate the impact of successive inoculations of A. psidii o…