00569nam a2200205 4500 11753300 000 20150323150238.0 000 UOEL 000 S540.A2 .M4 Mettrick, Hal Development Oriented Research in Agriculture : an ICRA textbook Hal Mettrick Amsterdam Koninklijk Instituut voor de Tropen 1993 xxvi,287p. ill. Monographic Series Agriculture (General) 0 acq orignew u ncip 19 undeterm lcc EQ 3080 3080 0 0 lcc 0 0 UOE UOE GEN 2015-03-23 0 S540.A2 .M4 30002097 2026-04-27 11:59:51 30002097 2015-03-23 EQ