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Filtering by: Subject Hops -- Diseases and pests Advisor Vaughan, Edward K. Subject Blackberries -- Diseases and pests -- British Columbia

Rubus viruses in British Columbia and their relationship with the aphid vector Amphorophora rubi Kaltenbach

Creator:

Stace-Smith, Richard, 1924-

Resource Type:

Dissertation

Full Text:

, a discoloration of the stems, and a curling and mottling of the leaves. This disease is known to