The plum leaf-miner /
Crosby, C. R.
The plum leaf-miner / by C. R. Crosby - Ithaca, N.Y. : The University, 1911 - 219-227 p. : ill. ; 27 cm - Bulletin. Cornell University Agricultural Experiment Station ; n. 308 .
The plum leaf-miner / by C. R. Crosby - Ithaca, N.Y. : The University, 1911 - 219-227 p. : ill. ; 27 cm - Bulletin. Cornell University Agricultural Experiment Station ; n. 308 .