The Demonstration Work: Dr. Seaman A. Knapp's Contributio...
Martin, Oscar Baker This book tells the story of Dr. Seaman A. Knapp, an agricultural pioneer who revolutionized farming practices in the late 19th century. Through his work with the United States Department of Agriculture, Knapp helped to promote new techniques such as crop rotation, soil conservation, and pest management. Illustrated with photographs and historical documents, this book is a fascinating tribute to a visionary scientist and inventor. It is a must...