A Quick and Simple Method to Evaluate <i>Anisogramma anomala</i> Ascospore Viability

Fig. 4. Photo of a pile of pruned hazelnut branches bearing mature stromata of A. anomala, the causal agent of eastern filbert blight and a rainwater spore trap at the Oregon State University Botany and Plant Pathology Field Laboratory near Corvallis, OR. Hazelnut seedlings cv. ‘Ennis’ were placed at each pile during four major rainstorms in 2010 and three major rainstorms in 2011.

Image from Plant Health Progress article:
A Quick and Simple Method to Evaluate Anisogramma anomala Ascospore Viability