Biological control in crop production - Papavizas, George Constantine, 1922-; BARC Symposium V Committee; Beltsville Agricultural Research Center (London : Granada, 1981)
Papers presented at an annual symposium organized by BARC Symposium V Committee; sponsored by and held at Beltsville Agricultural Research Center, Md., May 18-21, 1980.
Includes bibliographies and indexes.
Keywords: Pests -- Biological control -- Congresses; Plants, Protection of -- Congresses