Every reference with a DOI in the deposited reference list resolved to a known
work in Crossref or DataCite at the dated check, and none carried a retraction,
withdrawal, or removal notice.
The 41 references without a DOI — listed, not checked
no DOI — not checkedFischer, G., Shah, M., and van Velthuizen, H. (September, January 26). Climate change and agricultural vulnerability. A Special Report Prepared by the International Institute for Applied Systems Analysis (IIASA) under United Nations Institutional Contract Agreement No. 1113 on “Climate Change and Agricultural Vulnerability”. Proceedings of World Summit on Sustainable Development, Johannesburg, South Africa.
no DOI — not checkedOvercoming the barriers: How to ensure future food production under climate change in Southern Africa
no DOI — not checkedGyasi, E.A., Karikari, O., Kranjac-Berisavljevic, G., and Vordzogbe, V.V. (2006). Study of Climate Change Vulnerability and Adaptation Assessment Relative to Land Management in Ghana, University of Ghana, Legon.
no DOI — not checkedLaube, W., Awo, M., and Schraven, B. (2008). Erratic Rains and Erratic Markets: Environmental Change, Economic Globalisation and the Expansion of Shallow Groundwater Irrigation in West Africa (No. 30), University of Bonn.
no DOI — not checkedStanturf, J.A., Warren, M.L., Charnley, S., Polasky, S.C., Goodrick, S.L., Armah, F., and Nyako, Y.A. (2011). Ghana Climate Change Vulnerability and Adaptation Assessment, United States Agency for International Development.
no DOI — not checkedMulti-temporal soil erosion risk assessment in N. Chalkidiki using a modified usle raster model
no DOI — not checkedStocking, M. (2003). Encyclopedia of Soil Science, Dekker.
no DOI — not checkedSoil carbon storage
no DOI — not checkedEswaran, H., Lal, R., and Reich, P.F. (1999, January 25–29). Land degradation: An overview. Responses to Land Degradation, Proceedings of the 2nd International Conference on Land Degradation and Desertification, Khon Kaen, Thailand.
no DOI — not checkedEPA (2003). National Action Programme to Combat Drought and Desertification.
no DOI — not checkedKirkby, M.J., and Morgan, R.P.C. (1980). Soil Erosion, John Wiley and Sons.
no DOI — not checkedGhana Statistical Services (2012). Population and Housing Census-Summary Report of Final Results.
no DOI — not checkedEroded savanna soils of the Navrongo-Bawku area, northern Ghana
no DOI — not checkedGhana Statistical Services (2000). Ghana Living Standard Survey: Report of the Fourth Round (Ghana Living Standards Statistic 4).
no DOI — not checkedIFAD (2007). Ghana: Upper East Region Land Conservation and Smallholder Rehabilitation Project (LACOSREP) Report 2007, IFAD.
no DOI — not checkedMdemu, M.V. (2008). Water Productivity in Medium and Small Reservoirs in the Upper East Region (UER) of Ghana, University of Bonn.
no DOI — not checkedExamining agricultural land-use/cover change options in Rural Northern Ghana: A participatory scenario exploration exercise approach
no DOI — not checkedSchindler, J. (2009). A Multi-Agent System for Simulating Land-Use and Land-Cover Change in the Atankwidi Catchment of Upper East Ghana, Center for Development Research (ZEF).
no DOI — not checkedKaplan, M. (2011). Agent-Based Modelling of Land-Use Changes and Vulnerability Assessment in a Coupled Socio-Ecological System in the Coastal Zone of Sri Lanka, Center for Development Research (ZEF).
no DOI — not checkedWilensky, U. NetLogo 1999. Available online:http://ccl.northwestern.edu/netlogo/.
no DOI — not checkedWischmeier, W.H., and Smith, D.D. (1978). Predicting Rainfall Erosion Losses-A Guide to Conservation Planning, Agriculture Handbook No. 537.
no DOI — not checkedRoose, E.J. Use of the universal soil loss equation to predict erosion in West Africa. Soil Erosion: Prediction and Control, Proceedings of the National Conference on Soil Erosion.
no DOI — not checkedFournier, F. (1960). Climate and Erosion, University Press Paris.
no DOI — not checkedUse of the universal soil loss equation to predict erosion in west Africa
no DOI — not checkedArnoldus, H.M.J. (1977). Methodology Used to Determine the Maximum Potential Average Annual Soil Loss Due to Sheet and Rill Erosion in Morocco, FAO. FAO Soils Bulletins.
no DOI — not checkedKassam, A.H. (1991). Agro-Ecological Land Resources Assessment for Agricultural Development Planning: A Case Study of Kenya: Resources Data Base and Land Productivity, Food Agriculture Organisation.
no DOI — not checkedSoil erodibility nomograph for farmland and construction sites
no DOI — not checkedGeleta, H.I. (2011). Watershed Sediment Yield Modeling for Data Scarce Areas. [Ph.D. Thesis, University of Stuttgart].
no DOI — not checkedFAO/Unesco/ISRIC (1990). Revised Legend of the Soil Map of the World, FAO. World Soil Resources Report.
no DOI — not checkedMorgan, R.P.C., and Davidson, D.A. (1991). Soil Erosion and Conservation, Longman Group.
no DOI — not checkedGoodchild, M.F.R., Parks, B.O., and Steyaert, L.T. (1993). Environmental Modeling with GIS, Oxford University Press, Inc.
no DOI — not checkedVan der Knijff, J., Jones, R.J.A., and Montanarella, L. (1999). Soil Erosion Risk Assessment in Italy, European Soil Bureau, European Commission.
no DOI — not checkedEffect of different vegetation types on soil erosion by water
no DOI — not checkedScott, D.E., Mohtar, R.H., and Steinhardt, G.C. (2001). Sustaining the Global Farm, USDA-ARS national soil erosion research laboratory.
no DOI — not checkedEstimation of C factor for soil erosion modeling using NDVI in Buyukcekmece watershed
no DOI — not checkedHenao, J., and Baanante, C.A. (1999). Estimating Rates of Nutrient Depletion in Soils of Agricultural Lands of Africa, International Fertilizer Development Center.
no DOI — not checkedAngelucci, F. (2012). Analysis of Incentives and Disincentives for Maize in Ghana, MAFAP, FAO.
no DOI — not checkedVillamor, G.B. (2012). Flexibility of Multi-agent System Models for Rubber Agroforest Landscapes and Social Response to Emerging Reward Mechanisms for Ecosystem Services in Sumatra, Indonesia, Center for Development Research (ZEF).
no DOI — not checkedVillamor, G.B., Troitzsch, K.G., and van Noordwijk, M. (2013, January 1–6). Validating human decision making in an agent-based land-use model. Proceedings of the 20th International Congress on Modelling and Simulation (MODSIM): Adapting to Change: The Multiple Roles of Modelling, Adelaide, Australia.
no DOI — not checkedVillamor, G.B., van Noordwijk, M., Troitzsch, K.G., and Vlek, P.L.G. (June, January 29). Human decision making in empirical agent-based models: Pitfalls and caveats for land-use/change policies. Proceedings of the 26th European Conference on Modelling and Simulation, Koblenz.
no DOI — not checkedVillamor, G.B., van Noordwijk, M., Troitzsch, K.G., and Vlek, P.L.G. (2012, January 1–5). Human decision making for empirical agent-based models: construction and validation. Proceedings of the 6th Biennial Meeting, International Environmental Modelling and Software, Managing Resources of a Limited Planet, Leipzig, Germany.
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