Virginia Tech® home

Extension Team

Virginia Tech Research and Extension Specialists

J. Chirstopher Bergh

Chris Bergh, Professor and Extension Specialist, Entomology

Use of principles of applied insect ecology to address pest management issues in Eastern tree fruits and wine grapes

Jeffrey Derr

Jeffrey Derr, Professor and Extension Specialist, Weed Science

Weed management in the production of nursery, tree fruit, and small fruit crops

Pfeiffer, Douglas G

Doug Pfeiffer, Professor and Extension Specialist, Entomology

Fruit IPM and ecological interactions in orchards and vineyards

Sherif M. Sherif

Sherif M. Sherif, Assistant Professor of Pomology

Addresses the environmental, biological and genetic barriers that limit the production and/or profitability of pome and stone fruits in Virginia.

Keith S. Yoder

Srdjan Acimovic, Assistant Professor, Tree Fruit and Specialty Crop Pathologist

Disease management of tree fruits


Virginia Cooperative Extension Agents

Name Counties Served
Kenner Love Rappahannock and Madison
Mark Sutphin Frederick, Clarke, Page, Shenandoah, and Warren

Visit the local VCE offices page to find agents in other Virginia counties.

Other Contacts and Partners

We partner with the following researchers in Virginia, Maryland, and West Virginia to produce the annual Spray Bulletin for Commercial Tree Fruit Growers.


R.D. Fell, Virginia Tech, Entomology (bees)
C.R.R. Hooks, University of Maryland


C.S. Walsh, University of Maryland

Plant Pathology

A.R. Biggs, West Virginia University
J.B. Kotcon, West Virginia University

Weed Science

R.S. Chandran, West Virginia University

Pesticide Safety and Application

M.J. Weaver, Virginia Tech
A. Brown, University of Maryland


J. Parkhurst, Virginia Tech