1. Abstracts of papers

by -- American Phytopathological Society, St. Paul, Minn. (EUA) -- 2. International Congress of Plant Pathology Minneapolis, Minn. (EUA) 5-12 Set 1973.

Publisher: St. Paul, Minn. (EUA) 1973Availability: Copies available for loan: BCO (1). Actions: Add to cart
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2. Major potato diseases, insects and nematodes

by -- CIP, Lima (Perú)

Publisher: Lima (Perú) 1996Availability: Copies available for loan: BCO (2). Actions: Add to cart