Chrysanthemum foliar necrosis: symptoms, histochemistry, and X-ray analysis of leaf lesions

Foliar necrosis in the Marble cultivars of Dendranthema grandiflora (Tzveler) is characterized by necrotic spotting in the lower leaves with associated chlorosis and premature senescence. The disorder is associated with manganese sensitivity and symptoms are amplified by the addition of supplemental...

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