00481nam a22001097a 4500008004100000082002600041245019600067260003000263300003700293650002500330650001600355160112b        xxu||||| |||| 00| 0 eng d  aCir./630.7/M566b1990  aMethod for diagnosing research system constraints and assessing the impact of agricultural research:bdiagnosing agricultural reserach sytem constraints Vol. 1cEdited by: Ruben G. Echeverria  aNew Jersey :bISNARc1990  axii, 282 pages :bill. ;c25 cm.  aAgriculture-Research  aAgriculture