المؤلفون: Keen, F. P. (Frederick Paul), 1890

المساهمون: U.S. Department of Agriculture, National Agricultural Library

مصطلحات موضوعية: Diseases and pests, Forest insects, Trees, West (U.S.)

الوصول الحر: http://www.biodiversitylibrary.org/bibliography/65574Test

المؤلفون: Keen, F. P. (Frederick Paul), 1890

المساهمون: U.S. Department of Agriculture, National Agricultural Library

مصطلحات موضوعية: Diseases and pests, Forest insects, Trees, West (U.S.)

الوصول الحر: http://www.biodiversitylibrary.org/bibliography/65575Test

المؤلفون: Keen, F. P. (Frederick Paul), 1890

المساهمون: U.S. Department of Agriculture, National Agricultural Library

مصطلحات موضوعية: Diseases and pests, Forest insects, Trees, West (U.S.)

الوصول الحر: https://www.biodiversitylibrary.org/item/132337Test

المؤلفون: Keen, F. P. (Frederick Paul), 1890

المساهمون: U.S. Department of Agriculture, National Agricultural Library

مصطلحات موضوعية: Diseases and pests, Forest insects, Trees, West (U.S.)

الوصول الحر: https://www.biodiversitylibrary.org/item/132338Test

المؤلفون: Keen, F. P. (Frederick Paul), 1890-

المساهمون: U.S. Department of Agriculture, National Agricultural Library

مصطلحات موضوعية: Diseases and pests, Forest insects, Trees, West (U.S.)

العلاقة: https://www.biodiversitylibrary.org/bibliography/65574Test

الإتاحة: https://doi.org/10.5962/bhl.title.65574Test
https://www.biodiversitylibrary.org/bibliography/65574Test

المؤلفون: Keen, F. P. (Frederick Paul), 1890-

المساهمون: U.S. Department of Agriculture, National Agricultural Library

مصطلحات موضوعية: Diseases and pests, Forest insects, Trees, West (U.S.)

العلاقة: https://www.biodiversitylibrary.org/bibliography/65575Test

الإتاحة: https://doi.org/10.5962/bhl.title.65575Test
https://www.biodiversitylibrary.org/bibliography/65575Test

المؤلفون: Keen, F. P. (Frederick Paul), 1890-

المساهمون: U.S. Department of Agriculture, National Agricultural Library

مصطلحات موضوعية: Diseases and pests, Forest insects, Trees, West (U.S.)

العلاقة: https://www.biodiversitylibrary.org/bibliography/65574Test; https://www.biodiversitylibrary.org/item/132337Test

الإتاحة: https://doi.org/10.5962/bhl.title.65574Test
https://www.biodiversitylibrary.org/item/132337Test

المؤلفون: Keen, F. P. (Frederick Paul), 1890-

المساهمون: U.S. Department of Agriculture, National Agricultural Library

مصطلحات موضوعية: Diseases and pests, Forest insects, Trees, West (U.S.)

العلاقة: https://www.biodiversitylibrary.org/bibliography/65575Test; https://www.biodiversitylibrary.org/item/132338Test

الإتاحة: https://doi.org/10.5962/bhl.title.65575Test
https://www.biodiversitylibrary.org/item/132338Test

المؤلفون: Keen, F. P. (Frederick Paul), 1890-, Chamberlin, W. J. (Willard Joseph), 1890-, United States. Bureau of Entomology.

مصطلحات موضوعية: Trees, Beetles

وصف الملف: crms

العلاقة: http://hdl.handle.net/2027/mdp.39015005618742Test

الإتاحة: http://hdl.handle.net/2027/mdp.39015005618742Test

المؤلفون: Keen, F. P. (Frederick Paul), 1890-

مصطلحات موضوعية: Forest insects, Trees

وصف الملف: bib

العلاقة: http://hdl.handle.net/2027/uiug.30112019333217Test; http://hdl.handle.net/2027/uva.x030348545Test

الإتاحة: http://hdl.handle.net/2027/uiug.30112019333217Test
http://hdl.handle.net/2027/uva.x030348545Test