Volume & Issue: Volume 32, Issue 10, October 2007, Pages 8111-8190 
DISSEMINATION CONSTRAINS OF TECHNICAL PACKAGES IN DAIRY FARMS IN UPPER EGYPT

Pages 8139-8150

M. A. Khalil,; M. M. I. El-Ashmawy; U. M. EL-Saied; M. A. El-Wardani