Chambers, Robert Agricultural research for resource poor farmers : a parsimonious paradign / Robert Chambers - Brighton : The Institute of Development Studies (IDS) , 1986 - 38p. : ill. ; 15 cm. - IDS, Discussion paper No. 220 . Includes bibliographical references and index. Subjects--Topical Terms: Agricultural researchresource allocationfarmers Gov. Doc. Class. No.: GB Sus.U IDS DP-220