 | Control of grape diseases and insects in the Eastern United States | (2) |
 |
 | Control of grape diseases and insects in the Eastern United States / by J.R. McGrew and G.W. Still. McGrew, John R. (John Roberts), 1923- 1n Washington, D.C. : U.S. Dept. of Agriculture, 1968. | |
| Control of grape diseases and insects in the Eastern United States / by J.R. McGrew and G.W. Still. McGrew, John R. (John Roberts), 1923- 1n Washington, D.C. : U.S. Dept. of Agriculture, 1970. | |
|