Check List of Publications of the State Agricultural Experiment Stations on the Subject of Plant Pathology 1876-1920 United States. Bureau of Plant Industry. Library Published: 1922 Total Pages: 220 Get eBook
Bibliographical Contributions National Agricultural Library (U.S.) Published: 1922 Total Pages: 234 Get eBook
Bibliographical Contributions - United States Department of Agriculture Library Published: 1919 Total Pages: 546 Get eBook
A Classified List of Projects Carried on by the Agricultural Experiment Stations United States. Office of Experiment Stations Published: Total Pages: 888 Get eBook
