Grandpa's John Deere tractors

The Unsettling of America

Wendell Berry

Farm power and machinery management

Donnell Hunt

Zhongguo nong ye bai ke quan shu

中国农业百科全书编辑部

Industrialization of U.S. agriculture

Howard F. Gregor

Another revolution in U.S.farming?

United States. Dept. of Agriculture. Economics, Statistics, and Cooperatives Service.

Iron oxen

William Hinton

The Social consequences and challenges of new agricultural technologies

Gigi M. Berardi

Migration, mechanization, and agricultural labor markets in Egypt

Alan Richards