Greenhouse & Floriculture: Edema and Intumescence | Center for Agriculture, Food, and the Environment at UMass Amherst
Plant Edema: Causes, Symptoms, and Treatment - Okra In My Garden
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Oedema Is a Corky Quirk - Indiana Yard and Garden - Purdue Consumer HorticulturePurdue University Indiana Yard and Garden – Purdue Consumer Horticulture
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