Champ B. R. Report of the Food and Agriculture Organization gl Champ B. R.; Dyte C. E. - Rome Food and Agriculture Organization 1976 - "ix, 297p. Bibliography p.260-97" cm. - Plant Production and Protection. 5. . Standard No.: 112447 Source: Reports Subjects--Topical Terms: Agriculture Dewey Class. No.: "J38:7:8:438.1.N7, L6/UN"