00914nam a2200241 a 450000100080000000500110000800800410001910000170006024500950007726000330017230000090020549000430021452002940025765000160055165000130056765000160058065000100059665000130060665300140061965300130063365300100064670000160065610881822024-04-02       1979    bl uuuu      00u1 u    #d1 aSCHUH, G. E.  aCosts and benefits of agricultural researchbthe state of the arts.h[electronic resource]  aWashington: World Bankc1979  a70p.  a(World Bank. Staff Working Paper, 360)  aWhy evaluate and analyse agricultural research? Difficulties inherent in evaluating and analyzing research; Some conundrums; Scope of agricultural research; The role and importance of goals; The side effects of technical change; Methods and procedures for evaluating agricultural research.  aagriculture  aresearch  aAgricultura  aCusto  aPesquisa  aBeneficio  aBenefits  aCosts1 aTOLLINI, H.