Katie, a Vesta practicum student working with John Avery (MSU) and Jeff Wheeler (Rend Lake), took a cluster sample of the Traminette today at approximately 1200 Growing Degree Days in order to estimate the crop in the block. Several grape cultivars have proven to reach 1/2 of their ultimate size at 1200 GDD. The 50 cluster sample weighed 8.25 pounds. She will be working at the … [Read more...] about Estimating the grape crop