Infection
Revision as of 18:34, 4 April 2006 by Reinhard.25 (talk | contribs)
1. the stage when a pathogen is growing in a susceptible host and causing damage.
Pine cone infection causing damage to the tree branch
Source: http://www.frap.cdf.ca.gov
A cherry plant with a powdery mildew infection.
Source: http://plant-disease.ippc.orst.edu