00773nam0-22002891i-450-99000210095040332120060303140446.092-5-101504-X000210095FED01000210095(Aleph)000210095FED0100021009520030910d1989----km-y0itay50------baengITAgricultural Extensiona reference manualedited by Burton E. Swanson2.RomaFAO1989XI, 262 p.30 cmSwanson,Burton E.ITUNINARICAUNIMARCBK99000210095040332162 338:63 AGRCentro 828DAGEADAGEAAgricultural Extension393974UNINA