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Filtering by: Subject Hops -- Diseases and pests Academic Affiliation Horticulture Degree Field Plant Physiology

Factors affecting the incidence and severity of Phytophthora syringae cankers in pear (Pyrus communis) trees

Creator:

Laywisadkul, Srisangwan

Abstract:

Container grown pear trees were used to determine the effects of the following factors on the susceptibility to Phytophthora syringae: 1) tree nitrogen (N) status and foliar sprays of urea and copper-EDTA (CuEDTA); 2) dormancy and environmental conditions; 3) wound and wound age; and 4) chemical and biological control measures....

Resource Type:

Dissertation

Full Text:

) wound and wound age; and 4) chemical and biological control measures. Lesion size and disease