![]() | Soils, Crops and Fertilizer Use |
I would like acknowledge the valuable assistance of the following people who helped produce this manual:
Phil Jones, a Sector Specialist (PC/W), whose initial support of this project was largely responsible for making it possible.
Rick Record, a Sector Specialist (PC/W) who reviewed the drafts and final copy, making many helpful technical and stylistic recommendations.
Donna Frelick, past Director of PC/ICE, who reviewed the first draft and made numerous, helpful suggestions.
David Thomas, PC/ICE Project Manager for the manual, who expedited the review procedure and also reviewed the drafts and final copy.
My wife, Susan, who spent many long hours doing the illustrations.
David Leonard