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Studies on the shootborer Hypsipyla Grandella (Zeller) Lep. Pyralidae
(Whitmore, J.L, 1976)
This collection of articles is the third such volume resulting from investigations carried out by member of the Inter-American Working Group on the Shootborer Hypsipyla grandella (Zeller). The contents of this volume reflect ...
Pogram evaluation in AID: Lessons learned
(IICA, 1976)
This paper attempts to summarize a few of the principles, methods and operational lessons learned in program evaluation in AID during the pas few, eventful years.
Este documento intenta resumir algunos de los principios, ...