00900nam0-22002891i-450-99000210173040332120060309120020.00-566-05679-8000210173FED01000210173(Aleph)000210173FED0100021017320030910d1988----km-y0itay50------baengGBGeneration and diffusion of agricultural innovationthe role of institutional factorsedited by Iftikhar Ahmed, VernonW. RuttanAldershotGluwer1988XXVIII, 471 p.22 cmAhmed,IftikharRuttan,Vernon Wesley<1924- >ITUNINARICAUNIMARCBK99000210173040332162 63.001.7 GENDEPA 6125DAGEADAGEAGeneration and diffusion of agricultural innovation394723UNINA