_____________________________________________________________ Education: Ph.D. Cornell University (2010) Major: Soil Science. Minors: Agronomy, International Agriculture. Dissertation: “Urea-induced ammonia toxicity in direct-seeded aerobic rice” Committee: John Duxbury (advisor), Peter Hobbs, Quirine Ketterings M.S. Cornell University (2006) Major: Soil Science. Minor: Integrated Pest Management. Thesis: “Weed control, competitive cultivars, and the system of rice intensification” Committee: John Duxbury (advisor), Toni DiTommaso, John Losey B.A. University of Richmond (1999) Major: Biology (cum laude) Advisor: Valeri Kish Research Experience: Postdoctoral Associate, University of California, Davis, CA, 2010 – Present

o Conducted interdisciplinary research on agricultural adaptation to climate change and water scarcity in Yolo County, CA resulting in a public policy paper for the California Energy Commission.

o Developed scientific content for a web-based Google Earth interface to deliver research information on adaptation options to decision makers, farmers and other stakeholders.

o Carried out on-farm experiments examining the effects of alternate furrow irrigation on the yield and water-use efficiency of various tomato cultivars.

o Mentor: Louise Jackson

Affiliate Ph.D. Scholar, International Rice Research Institute, Philippines, 2007 – 2008

o Conducted field and greenhouse experiments investigating urea-induced ammonia toxicity and other pH related yield constraints in aerobic rice.

o Managed a research and extension grant funded by the Conservation, Food, and Health Foundation.

o Mentor: Shaobing Peng

V. Ryan Haden

University of California Land, Air and Water Resources

One Sheilds Avenue Davis, CA 95616 (607) 229-9922

vrhaden@ucdavis.edu

Research Assistant, Cornell Nutrient Management Spear Program, Ithaca, NY, 2003 and 2006

o Designed and conducted laboratory experiments investigating the factors which affect soil test phosphorous following manure and fertilizer application.

o Analyzed recent historical data that evaluated statewide compliance rates of concentrated animal feeding operations (CAFO) to the New York Phosphorus Index.

o Mentor: Quirine Ketterings Visiting M.S. Scholar, Bogor Agricultural Institute, Indonesia 2004 - 2005

o Carried out research in partnership with the NGOs FIELD Foundation Indonesia and Sumbangsih Nuasa Tasikmalaya.

o Conducted on-farm trials evaluating 6 rice varieties for weed competitiveness under alternating wet-dry irrigation. Rice varieties were selected using participatory methods that sought input from both researchers and farmer groups.

o Managed an Indonesian staff of 2 full-time research assistants, and 6 part-time field laborers.

o Mentors: Hajrial Aswidinnoor, Buang Abdullah, Pak Kuswara Professional Experience: Agricultural Consultant, Norlink International Inc., 2006

o Contributed insight on landscape design, cropping sequence, nutrient management and environmental sustainability for a West Java, Indonesia based vegetable and fruit production agribusiness Tani Alami (4 weeks).

Agricultural Consultant, Millennium Relief and Development Services, 2005

o Served in Aceh, Indonesia as an onsite technical advisor developing strategies for the remediation of salt contaminated soils damaged during the 2004 Indian Ocean Tsunami (2 weeks).

Community Development Assistant, Norlink International Inc., 2001 - 2002

o Conducted agricultural training workshops for Indonesian farmers. o Established a vegetable and agroforestry nursery for village outreach. o Facilitated a community-wide vegetable cooperative using participatory methods.

Agriculture Intern, Educational Concerns for Hunger Organization 2000 - 2001

o Developed skills in vegetable production, fruit tree grafting, greenhouse management, aquaculture and livestock in Ft. Myers, FL.

o Managed an agricultural seed bank of over 5000 plant varieties. Teaching Experience: Cornell University Fall 2009 Dept. of Biology. Teaching Assistant, Introductory Biology 1100 Spring 2009 Dept. of Biology. Teaching Assistant, Introductory Biology 1110 Spring 2007 Dept. of Biology. Teaching Assistant, Introductory Biology 104 Fall 2006 Dept. of Crop and Soil Sciences, Teaching Assistant, Soil Science 260 Fall 2005 Dept. of Crop and Soil Sciences, Teaching Assistant, Soil Science 260

Spring 2004 Dept. of Biology. Teaching Assistant, Introductory Biology 106 Fall 2003 Dept. of Biology. Teaching Assistant, Introductory Biology 105 University of Richmond Fall 1998 Dept. Biology, Undergraduate Teaching Assistant, Comparative Animal

Physiology 320 Additional Skills:

o Experience designing agricultural field experiments and variety trials. o Familiar with a wide range of soil and plant sampling procedures. o Trained in methods of chemical analysis for water, soil and plant samples using

ion-selective electrodes, colorimetry, AAS, ICP-AES, C/N dry combustion. o Proficient in SAS, Minitab, Excel, SigmaPlot and ArcGIS. o Languages: English (native speaker), Indonesian (intermediate level).

Service Activities and Professional Affiliations

o Reviewer, Soil Science Society of America Journal o Reviewer, Industrial & Engineering Chemistry Research o President, Cornell Graduate Student Association for the Field of Soil and Crop

Sciences (2009) o Graduate Fellow, Ausable Institute for Environmental Studies o Member, Soil Science Society of America and Agronomy Society of America

Grants and Awards received:

o McDonald-Musgrave Graduate Student Award for Excellence, 2009 o Conservation, Food and Health Foundation, Research Grant, 2007-2008

($21,400). o David L. Boren Fellowship, National Security Education Program; 2004-2005

($18,000). *Eligible for schedule A federal hiring authority* o Mario Einaudi Center for International Studies, Travel Grant, 2007 ($1,300). o Cornell University, Graduate Travel Grant, 2007 ($1,500). o University of Richmond Undergraduate Research Grant, 1998 ($600). o Colonial Athletic Conference Scholar Athlete Award: University of Richmond,

Varsity Cross Country, Indoor Track, and Outdoor Track & Field; 1995-1999. o Boy Scouts of America, Eagle Scout Award; 1993.

Peer-Reviewed Publications: Xiang J., V.R. Haden, S. Peng, B.A.M. Bouman, R.M. Visperas, L. Nie, J. Huang, K. Cui. (2009) Improvement of N availability, N uptake and growth of aerobic rice following soil acidification. J. Soil Sci. and Plant Nut. 55:705-714. Haden V.R., Q.M. Ketterings, J.E. Kahabka. (2007) Factors affecting change in soil test phosphorus following manure and fertilizer application. Soil Sci. Soc. Am. J. 71:1225-1232. Haden V.R., J.M. Duxbury, A. DiTommaso, and J.E. Losey. (2007) Weed community dynamics in the system of rice intensification (SRI) and the efficacy of between-row

cultivation and competitive cultivars for weed control in Indonesia. J. Sust. Ag. 30(4):5-26. Extension Publications Haden, V.R. 2009. Can a consensus be reached on the benefits of SRI? ECHO Development Notes, 102:1-5. Haden V.R., Ketterings, Q.M., Kahabka, J., Czymmek, C. 2007. How Quickly will Soil Test P Increase? Cornell Cooperative Extension Agronomy Fact Sheet Series. Fact Sheet 27, p. 1-2. Conference Presentations, Papers and Abstracts: Krupnik, T.J., Rodenburg, J., Shennan, C.S., Haden, V.R., “Risky trade-offs: Comparing Yield, Water Productivity, and Weed Competition under the System of Rice Intensification Compared to Recommended Management Practices in the Sahel”, Abstract for paper submitted to the 2010 Africa Rice Congress (Bamako, Mali) “Can a consensus be reached on the system of rice intensification?” Keynote presentation given at the Educational Concerns for Hunger Organization’s (ECHO) Annual Agricultural Development Conference (2008). Fort Myers, FL, USA. “Acidifying N fertilizers and the influence of placement on rice growth in monocropped aerobic soil” Abstract and poster presented at the annual meetings of the Crop Science Society of the Philippines. (2008) Iloilo, Philippines. “Factors affecting change in soil test phosphorus following manure and fertilizer application”. Abstract and oral presentation given at the Northeastern Branch ASA/SSSA/CSSA meeting, (2006) Philadelphia, PA, USA. (3rd Prize) “Weed community dynamics in the system of rice intensification and the efficacy of between-row cultivation and competitive cultivars for weed control in Indonesia.” Abstract and poster presented at the WSSA National Conference (2006). New York, NY, USA. “A review of the current status of SRI adoption: Hopes and Challenges”; Oral presentation given at the Educational Concerns for Hunger Organization’s (ECHO) Annual Agricultural Development Conference (2003). Fort Myers, FL, USA. References: Dr. John Duxbury, Professor of Soil Science, Dept. of Crop and Soil Sciences, 917 Bradfield Hall, Cornell University, Ithaca NY, jmd17@cornell.edu, (607) 255-1732. Dr. Quirine Ketterings, Associate Professor of Nutrient Management, Nutrient Management Spear Program, Dept. of Animal Science, Cornell University, Ithaca, NY, qmk2@cornell.edu, (607) 255-3061.

Dr. Peter Hobbs, Adjunct Professor, Dept of Crop and Soil Sciences, 609 Bradfield Hall, Cornell University, Ithaca NY, ph14@cornell.edu, (607) 254-2644.