Browsing by Authors Zandstra, H.G.

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1976Análisis económico y nueva tecnología en el Proyecto CaquezaInstituto Colombiano Agropecuario; CIID; Zulberti, C.A.; Swanberg, K.G.; Zandstra, H.G.IDRC Only
1983Canada's role in enhancing food production in developing countries through researchZandstra, H.G.IDRC Only
1986Canadian support to agricultural research for the developing worldZandstra, H.G.Open Access
1978Cassava intercropping research : agroclimatic and biological interactionsZandstra, H.G.Open Access
1982Comparison of laboratory and field methods for measuring hydraulic conductivity of a tropical upland soilZandstra, H.G.; Hamid, A.; Paulsen, G.M.IDRC Only
1994CONDESAN : an ecoregional approach to the sustainable management of natural resources in the High AndesLi Pun, H.H.; Rueda, J.L.; Zandstra, H.G.Open Access
1982Cropping systems research methodology for agricultural development projectsZandstra, H.G.IDRC Only
1985Design and testing of improved livestock technology for mixed farmsZandstra, H.G.IDRC Only
1981Evaluation of double cropped rainfed wetland riceIRRI; Zandstra, H.G.; Bolton, F.R.IDRC Only
1974Expected benefits of fertilizer recommendation strategies based on chemical soil tests.American Society of Agronomy; Zandstra, H.G.IDRC Only
1973Experiences of rural development projects as related to the study of comparative agricultural systems.Zandstra, H.G.Open Access
1982Experiences with research on crop animal systemsZandstra, H.G.IDRC Only
1975Experiencias en desarrollo ruralInstituto Colombiano Agropecuario; CIID; Swanberg, K.G.; Zulberti, C.A.; Zandstra, H.G.Open Access
1986Farming systems research and extension : achievements and futureZandstra, H.G.Open Access
1975Filosofia de la investigación en producción agricolaInstituto Colombiano Agropecuario; CIID; Zandstra, H.G.; Gonzalez, R.Open Access
1985IDRC's role : supported research for agricultural developmentZandstra, H.G.IDRC Only
1986Infrastructural support for technological changeZandstra, H.G.; Swanberg, K.; Zulberti, C.; Nestel, B.L.IDRC Only
1987Inter-center coordination of FSR activities on a regional basisZandstra, H.G.IDRC Only
1981Methodology for on-farm cropping systems researchZandstra, H.G.; Price, E.C.; Litsinger, J.A.; Morris, R.A.IDRC Only
1986Metodología de investigación en sistemas de cultivo en fincaZandstra, H.G.; Price, E.C.; Litsinger, J.A.; Morris, R.A.Open Access