News from Cornell's Viticulture and Enology Program
Issue 14 May 2013

RESEARCH FOCUS
Focus on Females Provides New Insights for Grape Berry Moth Management
Collaborative work by Penn State, Michigan State, and Cornell entomologists has combined three key grape berry moth life-history traits governing timing into a useful management model for growers.

FACULTY FOCUS
5 Questions for Kathy Arnink
As lecturer in food science, Kathy Arnink has taught many enology classes at Cornell, but she has also been instrumental in developing the viticulture and enology program, advising and mentoring students, and coordinating internships.

EXTENSION FOCUS
Workshops Spread the Science of Selling Wine
Cornell's enology extension team presented six workshops across the state to share the latest research on tasting rooms and their management to winery owners and tasting room staff.

STUDENT FOCUS
MPS Program Prepares Students for Wine Industry Jobs
The one-year MPS degree program prepares students—from recent grads to career changers—to pursue careers in enology and viticulture. Recent grad Zachary Pegram credits the program for his smooth transition into the wine industry.

GRAPES 101
Lessons from the Big Dig: Dry Matter, Nitrogen Uptake, and Fertilizer Efficiency
Full-sized Concord vines, dug up at intervals to measure growth, nitrogen, and carbohydrate content of different tissues, shed light on vine nitrogen budgets and fertilizer efficiency.
IN THE NEWS
- National Public Radio's Morning Edition Features the Northern Grapes Project
North Country Public Radio's reporter David Sommerstein interviewed Cornell viticulture extension associate Tim Martinson, Cornell alum and University of Minnesota grape breeder Peter Hemstad, and Clayton NY winery owner Kristina Randazzo-Ives for a story entitled Researchers don't Whine about the Cold, Their Grapes Thrive. Also available as audio feed with a link to transcript and additional photos.
RESEARCH IN PLAIN ENGLISH
- Shelf-life evaluation of natural antimicrobials for Concord and Niagara grape juices
Consumer demand for "all natural" products is driving interest in natural antimicrobials for processed juice. We've tested three against the traditional sorbate-benzoate system in Concord and Niagara juices. - Influence of trap design on upwind flight behavior and capture of female grape berry moth with a kairomone lure
Grape berry moths are a perennial vineyard pest, and monitoring their activity level requires effective trapping. This study pitted several trap designs against the standard trap currently used in research.
FEATURED VIDEO
- Grapevine Red Blotch Disease: An Emerging Problem
Cornell virologist Marc Fuchs, UC Cooperative Extension Farm Advisor Rhonda Smith, and UC Foundation Plant Services director Deborah Golino discuss this newly-identified viral disease in a March 13 webinar, hosted by Cornell under the auspices of the National Clean Plant Network - Grapes.