Tripp, Robert. Seed provision and agricultural development : the Institutions of rural change / R. Tripp. - London : Overseas Development Institute, 2001. - viii, 174 p. : ill. ; 23 cm. ISBN: 0852554206 Subjects--Topical Terms: Seed distribution.--Harvesting.------Seed technology.--Handling.------Seeds --------Seeds -------- Dewey Class. No.: MISR 631.521091724 TRI