Opening Session: Carrot Production in the Pacific Northwest USA

Carrot breeding. Roger Freeman, Nunhems, Brooks, OR, USA.

Hybrid carrot seed production in central Oregon. Mike Weber, Managing Partner, Central Oregon Seeds, Inc., Madras, OR, USA

Nutrient use and requirements of carrots grown for seed. John Hart, Soil Scientist, Department of Crop and Soil Science, Oregon State University, Corvallis, OR, USA.

Carrot root crop production in the Pacific Northwest USA.Jim Klaustermeyer, Klaustermeyer Farms, Basin City, WA, USA.

40 years of organic carrot production in the Pacific Northwest. Nash Huber, Nash’s Organic Produce, Sequim, WA, USA.

Carrot Pests and Diseases

An experimental approach in controlled conditions for understanding biofumigation effects at the succession scale on Rhizoctonia solani expression on carrots. Françoise Montfort, François Collin, Emile LeMarchand, Stéphanie Morliere, Sylvain Poggi, Institut National de la Recherche (INRA), France. PRESENTATION

Evaluation of systemic induced resistance for suppression of Xanthomonas hortorum pv. carotae in carrot seed crops. Bo-Ming Wu, Oregon State University, Madras, OR, USA. PRESENTATION

Influence of fungicides and cultivar on development of cavity spot of carrot. Mary Ruth McDonald, Kevin Vander Kooi, Michael Tesfaendrias and Catarina Saude, University of Guelph, Ontario, Canada. PRESENTATION

Can insecticide seed treatments protect carrots from damage by carrot weevil and carrot rust fly? Mary Ruth McDonald and Kevin Vander Kooi, University of Guelph, Ontario, Canada PRESENTATION

Evaluation of biological and botanical nematicides for the control of root-knot nematodes of carrots. Joe Nunez, University of California Kerney Co. Extension, Bakersfield, CA, USA.

Carrot Production and Marketing

Carrot production in southern Africa. Vincent Sequeira, Greenway Farms, Tarlton, South Africa. PRESENTATION

Residual phosphorous influence on carrot productivity in African humid tropics. Ojo Olubiyi David, HiHort, Ibadan, Nigeria. PRESENTATION Note: Unable to attend and present at the conference.

The sensory quality of carrots: Effects of some cultural factors.François Villeneuve, Centre Technique Interprofessionnel des Fruits et Légumes, France.

Carrot Breeding and Genetics

Carotenoid gene nucleotide diversity reflects carrot history and selection. J. Clotault, E. Geoffriau, C. Dubois-Laurent, S. Huet, V. Soufflet-Freslon, M. Briard, and D. Peltier. INHP and Université Angers, UMR GenHort, Angers, France.

 Is quantitative resistance qualitative? An example with two Alternaria leaf blight resistant carrot genotypes and four resistance assessment techniques. Romain Berruyer, University of Angers, France. PRESENTATION

The search for new Meloidogyne incognita nematode resistance. Joshua D. Parsons¹, William C. Matthews², Philip A. Roberts², Philipp W. Simon^1,3. ¹University of Wisconsin-Madison, Madison, WI, USA; ²University of California, Riverside, CA; ³USDA-ARS, Madison, WI, USA.

Development and analysis of SSR and SNP markers for a carrot mapping population. Pimchanok Satapoomin¹ and P.W. Simon²; ¹University of Wisconsin, Madison, WI, USA; ²USDA-ARS, Madison, WI, USA.

Genetic analysis of prominent lateral root formation in carrot. Syed Salim Shah¹ and Philipp W. Simon²; ¹University of Wisconsin, Madison, WI, USA; ²USDA-ARS, Madison, WI, USA.

 Analysis of phytoene desaturase (PDS) during the development of root and leaf tissue of the Rp mutant in carrot (Daucus carota). Megan J. Bowman¹, Anne E. Atkins¹, Irwin L. Goldman¹, and Philipp W. Simon²; ¹University of Wisconsin, Madison, WI, USA; ²USDA-ARS, Madison, WI, USA.

 Progress in the deployment of nutrient-rich nematode resistant carrots to benefit growers, consumers, and the environment. Philipp W. Simon¹ and Philip A. Roberts²; ¹USDA-ARS, Madison, WI, USA; ²University of California, Riverside, CA, USA.

Isolation of cold responsive genes in carrot by suppression subtractive hybridization. Rajeev Kumar Sarma, Anandhan Sivalingam, Mani Chandra Harish, Dhivya Selvaraj, Varghese Philipose Inchakalody, Zakwan Ahmed, and Ramalingam Sathishkumar, Bharathiar University, Coimbatore, India.

Evaluation of vernalization requirement in different carrot populations. María S. Alessandro¹, Claudio R. Galmarini², and Philipp W. Simon³; ¹Instituto Nacional de Tecnologia Agropecuaria, La Consulta, Mendoza, Argentina; ²UNCuyo y CONICET, Argentina; ³USDA-ARS, Madison, WI, USA.

 Unlocking the potential of genebank carrot collections: creating a carrot diversity set as a research and pre-breeding resource. Charlotte Allender, Ann Baker and Dave Pink, University of Warwick, Warwick, UK. - Full Proceedings Article

 Carrot chromosomes and linkage groups. Marina Iovene¹, Pablo F. Cavagnaro², Philipp W. Simon³; ¹University of Wisconsin, Madison, WI, USA; ²CONICET and INTA-EEA La Consulta, Mendoza, Argentina; ³USDA-ARS, Madison, WI, USA.