Books by Erval Jackson Newcomer

Cover of Directory of Professional Workers in State Agricultural Experiment Stations and Other Cooperating State Institutions

Directory of Professional Workers in State Agricultural Experiment Stations and Other Cooperating State Institutions

by Erval Jackson Newcomer, J. M. Dunleavy, Marion Ashton Smith, Robert Jay Marty, Charles A. Rindt, Lacy Porter McColloch, Bernard A. Friedman, John Fedkiw

1966
Cover of Orchard insects of the Pacific Northwest and their control

Orchard insects of the Pacific Northwest and their control

by E. J. Newcomer

1933
Cover of The dock false-worm

The dock false-worm

by E. J. Newcomer

1916
Cover of Life history of the codling moth in the Yakima Valley of Washington

Life history of the codling moth in the Yakima Valley of Washington

by E. J. Newcomer

1924
Cover of Value of the calyx spray in the codling moth control schedule

Value of the calyx spray in the codling moth control schedule

by E. J. Newcomer

1932

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