This list includes selected journal articles, book chapters, and CIP publications. CIP staff made many other contributions, including papers presented at meetings and published in proceedings. CIP´s Library can provide a complete list of publications generated by CIP in 1998.

Antle, J. M., C. C. Donald, and C. C. Crissman. 1998. Further evidence on pesticides, productivity, and farmer health: Potato production in Ecuador. Agricultural Economics 18:199–208.

Antle, J. M., S. M. Capalbo, and C. C. Crissman. 1998. Tradeoffs in policy analysis: conceptual foundations for disciplinary integration. In: Quantifying Tradeoffs in the Environment, Health and Sustainable Agriculture: Pesticide Use in the Andes. C. C. Crissman, J. M. Antle, and S. M. Capalbo. (eds.). Kluwer Academic Press, Boston, USA. pp. 21–40.

Antle, J. M., S. M. Capalbo, and C. C. Crissman. 1998. Econometric and simulation modeling of the Carchi potato production system. In: Quantifying Tradeoffs in the Environment, Health and Sustainable Agriculture: Pesticide Use in the Andes. C. C. Crissman, J. M. Antle, and S. M. Capalbo. (eds.). Kluwer Academic Press, Boston, USA. pp. 145–180.

Antle, J. M., D. Cole, and C. C. Crissman. 1998. The role of pesticides in farm productivity and farmer health. In: Quantifying Tradeoffs in the Environment, Health and Sustainable Agriculture: Pesticide Use in the Andes. C. C. Crissman, J. M. Antle, and S. M. Capalbo. (eds.). Kluwer Academic Press, Boston, USA. pp. 231–242.

Aritua, V., T. Alicai, E. Adipala, E. E. Carey, and R. W. Gibson. 1998. Aspects of resistance to sweetpotato virus disease in sweetpotato. Annals of Applied Biology 132:387–398.

Aritua, V., E. Adipala, E. E. Carey, and R. W. Gibson. 1998. The incidence of sweetpotato virus disease and virus resistance of sweetpotato grown in Uganda. Annals of Applied Biology 132:399–411.

Bowen, W. T. and W. E. Baethgen. 1998. Simulation as a tool for improving nitrogen management. In: Understanding Options for Agricultural Production, G. Y. Tsuji, G. Hoogenboom, and P. K. Thornton (eds.). Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 193–208.

Bowen, W. T., P. K. Thornton, and G. Hoogenboom. 1998. The simulation of cropping sequences using DSSAT. In: Understanding Options for Agricultural Production. G. Y. Tsuji, G. Hoogenboom, and P. K. Thornton (eds.). Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 317–331.

Collins, W. W., E. E. Carey, I-G. Mok, P. Thompson, and D. P. Zhang. 1998. Utilization of sweetpotato genetic resources to develop insect resistance. In: Global Plant Genetic Resources for Insect-Resistant Crops. S. L. Clement and S. S. Quisenberry (eds.). CRC Press, Boca Raton, Florida, USA. pp. 193–205.

Crissman, C. C. and J. M. Antle. 1998. Physical and economic model integration for the measurement of environmental impacts of farming. In: Soil Quality and Agricultural Sustainability. R. Lal (ed.). Ann Arbor Press, Chelsa, Michigan, USA. pp. 319–334.

Crissman, C. C., J. M. Antle, and S. M. Capalbo. (eds.). 1998. Quantifying Tradeoffs in the Environment, Health and Sustainable Agriculture: Pesticide Use in the Andes. Kluwer Academic Press, Boston, USA. 281pp.

Dayal, T. R. and G. R. Yadav. 1998. Evaluation of sweetpotato hybrids for yield and quality traits. Recent Horticulture 4:101–104.

Escalada, M., D. Campilan, and E. Cagasan. 1998. Diffusion mechanisms for improved sweetpotato varieties in upland communities. In: Integrated Rootcrops Research and Development in the Philippines. M. Palomar and E. Gundaya (eds.). IDRC–IRCP/ViSCA, Leyte, Philippines. pp. 34–54.

Farrington, J. and G. Thiele. 1998. Innovative approaches to technology generation and dissemination for low-income farmers in agriculture and the environment. In: Agriculture and the Environment: Perspectives on Sustainable Rural Development. E. Lutz (ed.). World Bank, Washington, DC, USA. pp. 130–144.

Forbes, G. A., S. B. Goodwin, A. Drenth, P. Oyarzun, M. E. Ordoñez, and W. E. Fry. 1998. A global marker database for Phytophthora infestans. Plant Disease 82:811–818.

Ghislain, M. and A. M. Golmirzaie. 1998. Genetic engineering for potato improvement. In: Comprehensive Potato Biotechnology. P. Khurana, R. Chandra, and M. D. Upadhya (eds.). MPH Malhotra Publishing House, New Delhi, India. pp. 115–162.

Gibson, R. W., I. Mpembe, T. Alicai, E. E. Carey, R. O. M. Mwanga, S. K. Seal, and H. F. Vetten. 1998. Symptoms, aetiology, and serological analysis of sweetpotato virus disease in Uganda. Plant Pathology 47:95–102.

Golmirzaie, A. M., K. Bretschneider, and R. Ortiz. 1998. Inbreeding and true seed in tetrasomic potato: II. Selfing and sib-mating in heterogeneous hybrid populations of Solanum tuberosum. Theoretical and Applied Genetics 97:1129–1132.

Golmirzaie, A. M., R. Ortiz, G. N. Atlin, and M. Iwanaga. 1998. Inbreeding and true seed in tetrasomic potato: I. Selfing and open pollination in Andean landraces (Solanum tuberosum Gp. Andigena). Theoretical and Applied Genetics 97:1125–1128.

Hagenimana, V., E. G. Karuri, and M. A. Oyunga. 1998. Oil content in fried sweetpotato processed products. Journal of Processing and Preservation 22:123–137.

Huaman, Z. 1998. Collection, maintenance and evaluation of potato genetic resources. Plant Varieties and Seeds 11:29–38.

Jacobsen, S. E. 1998. Developmental stability of quinoa under European conditions. Industrial Crops and Products 7:169–174.

Jayasinghe, U. and L. F. Salazar. 1998. Present status of controlling Potato Leafroll Virus. In: Plant Virus Disease Control. A. Hadidi, R. K. Khetarpal and H. Koganezawa (eds.). APS Press, St. Paul, Minnesota, USA. pp. 584–592.

Jones, J. W., G. Tsuji, G. Hoogenboom, L. A. Hunt, P. K. Thornton, P. W. Wilkens, D. T. Imamura, W. T. Bowen, and U. Singh. 1998. Decision support system for agrotechnology transfer: DSSAT v3. In: Understanding Options for Agricultural Production. G. Y. Tsuji, G. Hoogenboom, and P. K. Thornton (eds.). Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 157–177.

Khatana, V. S., A. S. Chilver, S. G. Ilangantileke, and M. D. Upadhya. 1998. Use of TPS technology for potato production in India: Prioritization of research and diffusion agenda. International Journal of Tropical Agriculture 16:1–11.

Lagnaoui, A. and E. B. Radcliffe. 1998. Potato fungicides interfere with entomopathogenic fungi impacting population dynamics of green peach aphid. American Journal of Potato Research 75:19–25.

Léry, X., J. L. Zeddam, J. Giannotti, and S. Abol-Ela. 1998. Evidence for two small viruses persistently infecting established cell lines of Phthorimaea operculella deriving from embryos of the potato tuber moth. Microbiologica 21:103–107.

Maldonado, L., J. E. Wright, and G. Scott. 1998. Constraints to production and use of potato in Asia. American Journal of Potato Research 75:1–9.

Mutombo, T., P. Phemba, N. B. Lutaladio, and H. M. Kidanemariam. 1998. Evaluation des génotypes de pomme de terre dans différentes zones agroécologiques à l’est du Congo. African Crop Science Journal 6:359–368.

Ordoñez, M. E., G. A. Forbes, and B. T. Trognitz. 1998. Relationship between ineffective R-genes and expansion rate of lesions on potato caused by Phytophthora infestans. Plant Pathology 47:130–136.

Ortiz, R., O. Stølen, J. L. Christiansen, S. Madsen and S. E. Jacobsen. 1998. Geographical and morphological patterns of variation defined a core collection of Peruvian germplasm. In: Biodiversity and Development. D. J. Macintosh and T. Nielsen (eds.). Eigtveds Pakhus, Copenhagen, Denmark. Research Council for Development Research and Centre for Tropical Ecosystems Research. pp. 75–77.

Otazu, V., M. Rodriguez, C. Arbizu, and C. Lizarraga. 1998. Arrosetamiento del ulluco (Ullucus tuberosus Caldas) causado por Verticillium dahliae. Fitopatologia 33:153–159.

Oyarzun, P. J., M. Gerlagh, and J. C. Zabdoks. 1998. Factors associated with soil receptivity to some fungal root rot pathogens of peas. Applied Soil Ecology 10:151–169.

Oyarzun, P. J., Pozo, A., Ordoñez, M. E., Doucett, K., and Forbes, G. A. 1998. Host specificity of Phytophthora infestans on tomato and potato in Ecuador. Phytopathology 88:265–271.

Patel, P. K., P. C. Pande, B. N. Sarkar, and M. S. Kadian. 1998. Multilocation evaluation of seedlings and seedling tubers derived from true potato seed. Journal of the Indian Potato Association 25:182.

Phemba, P., T. Mutombo, N. B. Lutaladio, and E. E. Carey. 1998. Performance et stabilité de rendement des génotypes de patate douce dans divers environnements à l’est du Congo. African Crop Science Journal 6:109–118.

Querci, M. and L. F. Salazar. 1998. Molecular probes for the detection of viruses and viroids in potato. In: Comprehensive Potato Biotechnology. P. S. M. Khurana, R. Chandra, and M. D. Upadhya (eds.). MPH Malhotra Publishing House, New Delhi, India. pp. 187–206.

Quiroz, R., C. Leon-Velarde, and W. Bowen. 1998. Farming systems research from a modeling perspective: Experiences in Latin America. In: The History of Farming Systems. M. Collinson (ed.). FAO, Rome, Italy.

Ritchie, J. T., U. Singh, D. C. Godwin, and W. T. Bowen. 1998. Cereal growth, development and yield. In: Understanding Options for Agricultural Production. G. Y. Tsuji, G. Hoogenboom, and P. K. Thornton (eds.). Kluwer Academic Publishers, Dordrecht, Netherlands. pp. 79–98.

Scott, G. and D. Griffon (eds.). 1998. Prix, Produits, et Acteurs: Méthodes pour Analyser la Commercialisation Agricole dans les Pays en Développement. CIP, Centre de Coopération Internationale en Recherche Agronomique pour le Développement (CIRAD), Edition Karthala, Paris, France. 500 pp.

Spooner, D. M., A. Salas, Z. Huaman, and R. J. Hijmans. 1998. Wild potato collecting expedition in Southern Peru (Departments of Apurimac, Arequipa, Cusco, Moquegua, Puno, Tacna) in 1998: Taxonomy and new genetic resources. American Journal of Potato Research 75:1–17.

Thiele, G. and R. Barber. 1998. Linking with agricultural input suppliers for technology transfer: The adoption of vertical tillage in Bolivia. Journal of Soil and Water Conservation 53:51–56.

Thiele, G., O. Navia, and E. N. Fernandez-Northcote. 1998. Analisis economico de la estrategia de control quimico del tizon tardio (Phytophthora infestans) para cultivares de papa susceptible en Cochabamba, Bolivia. Fitopatologia 33:176–181.

Trognitz, B. 1998. Inheritance of resistance in potato to lesion expansion and sporulation by Phytophthora infestans. Plant Pathology 47:712–722.

Trognitz, B., M. Hermann, and S. Carrion. 1998. Germplasm conservation of oca (Oxalis tuberosa Mol.) through botanical seed: Seed formation under a system of polymorphic incompatibility. Euphytica 101:133–141.

Van de Fliert, E. 1998. Integrated pest management: Springboard to sustainable agriculture. In: Critical Issues in Insect Pest Management. G. S. Dhaliwal and E. A. Heinrichs. (eds.) Commonwealth Publishers, New Delhi, India. pp. 250–266.

Yencho, G. C., S. P. Kowalski, R. S. Kobayashi, S. L. Sinden, M. W. Bonierbale, and K. L. Deahl. 1998. QTL mapping of foliar glycoalkaloid aglycones in Solanum tuberosum x S. berthaultii potato progenies: Quantitative variation and plant secondary metabolism. Theoretical and Applied Genetic 97:563–574.

Zeddam, J. L., A. Pollet, S. Mangoendiharjo, T. H. Ramadhan, and M. Lopez Ferber. 1998. Occurrence and virulence of a granulosis virus in Phthorimaea operculella (Lep.:Gelechiidae) populations in Indonesia. Journal of Invertebrate Pathology.

Zhang, D. P., G. Cipriani, I. Rety, A. Golmirzaie, N. Smit, and D. Michaud. 1998. Expression of protease inhibitors in sweetpotato. In: D. Michaud (ed). Recombinant Protease Inhibitors in Plants. R. G. Landes, Austin, Texas, USA.

Zhang, D. P., W. W. Collins, and M. Andrade. 1998. Genotype and fertilization effects on trypsin inhibitor activity in sweetpotato. HortScience 33:225–228.

Zhang, D. P., M. Ghislain., Z. Huaman, A. Golmirzaie, and R. J. Hijmans. 1998. RAPD variation in sweetpotato (Ipomoea batatas L.) cultivars from South America and Papua New Guinea. Genetic Resources and Crop 45: 271–277.