Dexter S. Lo, Robert J. Holmer, Kenneth Yame L. Valde, Lester Pasul B. Rejas, Rejie Lloyd Cris C. Ong, Augustus T. Mabelin, 2008. “Sustainable Urban Drainage Systems in Barangay Bonbon, Cagayan de Oro City, Philippines”. Poster presented at the International Symposium on “Coupling Sustainable Sanitation and Groundwater Protection”, Federal Institute of Geosciences and Natural Resources (BGR), Hannover, Germany, October 14 - 17, 2008 (see image of poster).

Robert J. Holmer, Horacio S. Factura, Analiza U. Miso, Glenda Y. Sol, Clarito A. Santos, Angelito A. Montes, Rafael A. Oclarit, Donah Marie D. Achas. 2005. Gardens of Hope for the Urban Poor of Cagayan de Oro. Poster presented at the 17th NOMCARRD Regional Symposium on Research & Development Highlights, MOSCAT, Claveria, Misamis Oriental Philippines, August 4-5, 2005 (1st Best Poster Award; see image of poster)

Joyce Canete, Francoise Orban, Jean-Pierre van Oudenhove, Robert J. Holmer, Stefan Dongus, 2003. GIS Community-based Urban Environmental Resources Management and Food Security Project. Poster presented at the ESSC Conference on Remote Sensing and GIS Technologies and their Applications in Environmental Management, October 27-29, 2003, Pine Hills Hotel, Malaybalay City, Bukidnon, Philippines

Robert J. Holmer, Montes A.A., Janubas, L.G., Potutan, G.E., Schnitzler, W.H., 2001. Crop management practices of urban and periurban vegetable growers in Cagayan de Oro City. Poster presented at the 13th NOMCARRD Regional Symposium on R&D Highlights, Farmers'/Investors Forum and Media Conference, August 9-11, 2001, NOMIARC, Dalwangan, Malaybalay City, Philippines

Oscar A. Camannong, Holmer, R.J., Acosta, J.C., Schnitzler, W.H., 2000. Evaluation of different tomato ( Lycopersicon esculentum ) cultivars under tropical low elevation conditions. Poster presented at the 12th NOMCARRD Regional Symposium on R&D Highlights, Cagayan de Oro City, Philippines, August 10-11, 2000 (1st Best Technical Poster Award).

Lynn G. Janubas, Holmer, R.J. Schnitzler, W.H., 2000. A lternative strategies for lepidopterous pest control in tropical cauliflower production . Poster presented at the 12th NOMCARRD Regional Symposium on R&D Highlights, Cagayan de Oro City, August 10-11, 2000. Poster presented at the 12th NOMCARRD Regional Symposium on R&D Highlights, Cagayan de Oro City, Philippines, August 10-11, 2000.

Lynn G. Janubas, Holmer, R.J., Schnitzler, W.H., 2000. Net covering as an alternative strategy for lepidopterous pest control in cauliflower production under tropical lowland conditions. Proceedings of the 31st Anniversary and Annual Scientific Convention of the Pest Management Council of the Philippines. May 3-6, 2000. Baguio City, Philippines

Gerald E. Potutan, Holmer, R. J., Schnitzler, W. H., 1999. Cagayan de Oro, Philippines - Growing cities growing food. Poster presented at the GTZ/DSE International Conference on Growing Cities Growing Food ? Urban Agriculture on the Policy Agenda. October 11-15, 1999, Havana, Cuba

Robert J. Holmer, Gabutin, L. B., Schnitzler, W.H. 1999. Organic fertilizer production from city waste: A model approach in a Southeast Asian urban environment . Poster presented at the 11th NOMCARRD (Northern Mindanao Consortium for Agriculture and Resources Research & Development) Regional Symposium on R&D Highlights, Claveria, Misamis Oriental, July 28-29, 1999 (1 st Best Technical Poster Award).

Juan C. Acosta, Domingo G. C., Holmer R. J., Schnitzler, W. H. 1998. Genetic resources for urban tomato cultivation in the tropics . Poster presented at the 11th NOMCARRD (Northern Mindanao Consortium for Agriculture and Resources Research & Development) Regional Symposium on R&D Highlights, Claveria, Misamis Oriental, July 28-29, 1999 (3 rd Best Technical Poster Award).

Robert J. Holmer & Wilfried H. Schnitzler, 1999. Drip irrigation for small-scale tomato production in the tropics . Poster presented at the 11th NOMCARRD Regional Symposium on R&D Highlights, Claveria, Misamis Oriental, July 28-29, 1999.

Lynn G. Janubas, Holmer, R. J., Schnitzler, W.H., 1999. Effect of intercropping lemon basil ( Ocimum basilicum ) and peppermint ( Mentha piperata ) on the marketable yield of cauliflower ( Brassica oleracea var. botrytis ), cultivar ?White Shot? (?S-40?) . Poster presented at the 11th NOMCARRD Symposium on R&D Highlights, Claveria, Misamis Oriental, July 28-29, 1999.

Robert J. Holmer, Gabutin, L. B., Schnitzler, W.H. 1998. Organic fertilizer production from city waste: A model approach in a Southeast Asian urban environment. In: KURDI/AVRDC. Paper presented at the AVRDC/KURDI International Conference on Periurban Vegetable Production in the Asia-Pacific Region for the 21st Century, Bangkok, September 28 to October 1, 1998. Kasetsart University Research and Development Institute (KURDI) Bangkok, Thailand.

Juan C. Acosta, Domingo G. C., Holmer R. J., Schnitzler, W. H. 1998. Genetic resources for urban tomato cultivation in the tropics. Poster presented at the AVRDC/KURDI International Conference on Periurban Vegetable Production in the Asia-Pacific Region for the 21st Century, Bangkok, September 28 to October 1, 1998. Kasetsart University Research and Development Institute (KURDI) Bangkok, Thailand.

Juan C. Acosta, Domingo G. C., Holmer R. J., Schnitzler, W. H. 1998. Genetic resources for urban tomato cultivation in the tropics. Poster presented at the 42. Jahrestagung der Gesellschaft für Pflanzenbauwissenschaften, September 10-12, 1998, Freising-Weihenstephan, Germany.

Robert J. Holmer, Heinrich, V. B., Schnitzler, W. H., 1998. Urban and periurban small and medium-sized enterprise development for sustainable vegetable production and marketing systems. Poster presented at the 35. Hochschultagung der Fakultät für Landwirtschaft und Gartenbau, Technische Universität München- Weihenstephan, Germany, February 13, 1998

Robert J. Holmer, Heinrich, V. B., Schnitzler, W. H., 1997. Urban and periurban small and medium-sized enterprise development for sustainable vegetable production and marketing systems . Poster presented at the Tropentag 1997 - Technischer Fortschritt im Spannungsfeld von Ernährungssicherung und Ressourcenschutz, 11./12. Dezember 1997 Stuttgart-Hohenheim.