Published by USDA, Agricultural Research Service, Wash DC.
Paperback. Condition: Fair. > Edition/Printing: Tech. Bull. 809, May, 1942 | Shelf wear, corner and edge wear. Soiling to covers. Small tear to top of spine. Bending/creasing to bottom right corner of several pages. Previous bookstore sticker on title page. No markings found in book. 67 pages.