Wolfe, Thomas Kennerly, 1892- Production of field crops : a textbook of agronomy / by T. K. Wolfe, M. S. Kipps - Fifth edition - 653 pages : illustrations; 24 cm - McGraw-Hill publications in the agricultural sciences . Includes bibliography LCCN: 58013894 /L Subjects--Topical Terms: Field cropsAgriculture--United States LC Class. No.: SB185 WOL