Tripp, Robert. Seed provision & agricultural development : the institutions of rural charge / Robert Tripp. - London : Overseas Development Institute in association with J. Currey, Oxford [and] Heinemann, Portsmouth, N.H. 2001. - viii, 174 p. : ill. ; ISBN: 0852554214 (James Curry : cloth) 0852554206 (James Curry : paper) 032507075X (Heinemann : alk. paper) Subjects--Topical Terms: Seed supply.Seed technology.Seed industry and trade.Agricultural innovations. LC Class. No.: SB117 / .T85 2001