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Filtering by: Creator Brown, M. Alex Degree Field Botany

A leaf spot diseases of English holly caused by an undescribed species of Sclerophoma

Creator:

Brown, William M., 1935-

Abstract:

English holly culture in Oregon has been threatened by the development of red leaf spots which prevent sale of cut holly. Chemical, mechanical and insect injury and boron deficiency have been shown in the past to cause different types of red leaf spotting, but the cause of holly scab, a...

Resource Type:

Dissertation

Full Text:

undescribed species of Sclerophoma AN ABSTRACT OF THE THESIS OF William Malcolm Brown, Jr. for the Ph. D