A B C D E F G H I-J K L M N O P Q-R S T U-V W-Z 0-9
close this section of the libraryViets, Frank G. (Frank Garfield), 1916- 4n(1)
View the documentViets, Frank G. (Frank Garfield), 1916- 4n; Factors affecting the accumulation of nitrate in soil, water, and plants / by Frank G. Viets, Jr. and Richard H. Hageman. Washington, D.C. : Agricultural Research Service, U.S. Dept. of Agriculture, 1971.