sentences:  While the fruit of diseased plants are still edible, the market value decreases greatly because of consumer demand for the perfect, unblemished strawberry.According to study done by Turechek et al., the rate of photosynthesis on strawberry plants is affected by the lesions made by the pathogen, "D. earliana".The severity of lesions on the leaflets of the strawberry plants ranged from having none (0%) to almost entirely cover in lesions (100%).