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Variation In The Severity Of Mummy Berry Disease Among Lowbush Blueberry Clones, Laura Penman
Variation In The Severity Of Mummy Berry Disease Among Lowbush Blueberry Clones, Laura Penman
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Lowbush blueberry production is important for the economy of Maine and the Maritime provinces, and mummy berry disease, caused by Monilinia vaccinii- corymbosi, often reduces plant stand vigor and fruit production. The severity of mummy berry disease among clones of lowbush blueberry were measured in four fields over a two year period (2001 and 2002). In each of 37 clones,lO flowering stems with and without symptoms of blight were randomly selected at flowering to represent "diseased" and "healthy" stem populations, respectively. The severity of leaf and flower blight and fruit mummification was measured for each of these stems, and the …