![Images of grape leaves inoculated with powdery mildew. Resistant cultivar is compared to a susceptible cultivar. It is difficult to tell the difference visually, but easy using computer vision.](https://blogs.cornell.edu/vitisgen2/files/2019/01/grape-mildew-res-vs-sus-2nw43jj-300x254.png)
Comparing grape cultivars susceptible (left) vs resistant (right) to powdery mildew, with human microscope imaging above vs. using computer vision below.
A new article by Tim Martinson and Lance Cadle-Davidson was published in the December issue of Wines and Vines.
The full pdf of the article is available at “The Phenotyping Bottleneck: How grape breeders link desired traits to DNA markers“.