User profiles for M. Andrew Walker

M. Andrew Walker

Professor of Genetics and Viticulture, UC Davis
Verified email at ucdavis.edu
Cited by 8389

The present and future of the international wine industry

LF Bisson, AL Waterhouse, SE Ebeler, MA Walker… - Nature, 2002 - nature.com
Wine production is both art and science, a blend of individual creativity and innovative
technology. But wine production is also business, with economic factors driving manufacturing …

Genetic structure and differentiation in cultivated grape, Vitis vinifera L.

…, GS Dangl, BH Prins, JM Boursiquot, MA Walker… - Genetics …, 2003 - cambridge.org
222 cultivated (Vitis vinifera) and 22 wild (V. vinifera ssp. sylvestris) grape accessions were
analysed for genetic diversity and differentiation at eight microsatellite loci. A total of 94 …

Biology and management of grape phylloxera

J Granett, MA Walker, L Kocsis… - Annual review of …, 2001 - annualreviews.org
▪ Abstract Grape phylloxera, Daktulosphaira vitifoliae (Homoptera: Phylloxeridae), is a
worldwide pest of grapevines. Its life cycle has sexual and asexual portions with forms that feed …

[HTML][HTML] Genetic diversity analysis of cultivated and wild grapevine (Vitis vinifera L.) accessions around the Mediterranean basin and Central Asia

…, M Musayev, G Zdunic, V Laucou, M Andrew Walker… - BMC plant biology, 2018 - Springer
Background The mountainous region between the Caucasus and China is considered to be
the center of domestication for grapevine. Despite the importance of Central Asia in the …

[HTML][HTML] Adaptive genomic structural variation in the grape powdery mildew pathogen, Erysiphe necator

…, KCH Amrine, B McGuire, WD Gubler, MA Walker… - BMC genomics, 2014 - Springer
Background Powdery mildew, caused by the obligate biotrophic fungus Erysiphe necator, is
an economically important disease of grapevines worldwide. Large quantities of fungicides …

Water uptake along the length of grapevine fine roots: developmental anatomy, tissue-specific aquaporin expression, and pathways of water transport

…, MA Matthews, KA Shackel, MA Walker… - Plant …, 2013 - academic.oup.com
To better understand water uptake patterns in root systems of woody perennial crops, we
detailed the developmental anatomy and hydraulic physiology along the length of grapevine (…

Vascular occlusions in grapevines with Pierce's disease make disease symptom development worse

Q Sun, Y Sun, MA Walker, JM Labavitch - Plant physiology, 2013 - academic.oup.com
Vascular occlusions are common structural modifications made by many plant species in
response to pathogen infection. However, the functional role(s) of occlusions in host plant …

Genetic diversity and parentage analysis of grape rootstocks

…, JM Boursiquot, L Kocsis, M Andrew Walker - Theoretical and Applied …, 2019 - Springer
Key message The maternal and paternal parentage of 36 rootstocks was determined and
verified. The results of this study indicate that existing grape rootstocks are closely related to …

Abundance of phytoseiid mites on Vitis species: effects of leaf hairs, domatia, prey abundance and plant phylogeny

R Karban, G English-Loeb, MA Walker… - Experimental & applied …, 1995 - Springer
We observed the number of predatory mites (Phytoseiidae:Typhlodromus caudiglans) on
the foliage of 20 North American species of grapes (Vitis spp) plus the domesticated …

Differences in grapevine rootstock sensitivity and recovery from drought are linked to fine root cortical lacunae and root tip function

…, P Lenain, CR Brodersen, MA Walker… - New …, 2021 - Wiley Online Library
Structural changes during severe drought stress greatly modify the hydraulic properties of fine
roots. Yet, the physiological basis behind the restoration of fine root water uptake capacity …