Research in Plain English

“Research in Plain English” articles provide brief, non-technical summaries of journal articles relating to VitisGen2 accomplishments.

 


What is the economic value of breeding grapes that are resistant to powdery mildew?

white powdery dust on a grape leafTitle: The pecuniary and non-pecuniary costs of powdery mildew and the potential value of resistant varieties in California grapes
Authors: Olena Sambucci, Julian M. Alston, Kate B. Fuller, and Jayson Lusk
American Journal of Enology and Viticulture, 70 (2), pages 177-187. DOI: 10.5344/ajev.2018.18032.


New resistance genes mapped for an important foliar insect pest of some hybrid grape cultivars

Grape with with phylloxera symptomsTitle: Quantitative trait loci identified for foliar phylloxera resistance in a hybrid grape population
Authors: Matthew D. Clark, Soon L. Teh, Eric Burkness, Laise Moreira, Grace Watson, Lu Yin, William D. Hutchison and James J. Luby
Australian Journal of Grape and Wine Research, 24 (3), pages 292-300. https://doi.org/10.1111/ajgw.12341.


A new locus associated with downy mildew resistance is found by creating a more accurate genetic linkage map

Author holds a bag of Norton grapesTitle: Construction of a high-density linkage map and QTL detection of downy mildew resistance in Vitis aestivalis-derived ‘Norton’
Authors: Surya Sapkota, Li-Ling Chen, Shanshan Yang, Katie E. Hyma, Lance Cadle-Davidson and Chin-Feng Hwang
Theoretical and Applied Genetics, 132, pages 137-147. DOI: 10.1007/s00122-018-3203-6.



Looking for durable downy mildew resistance in grapes.

A "computer vision" output of a leaf disk with contrasting downy mildew spores.Title: Single and multiple phenotype QTL analyses of downy mildew resistance in interspecific grapevines
Authors: Konstantin Divilov, Paola Barba, Lance Cadle-Davidson and Bruce Reisch
Theoretical and Applied Genetics, 131 (5), pages 1133-1143. DOI: 10.1007/s00122-018-3065-y. May 2018.