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Bill Howard Wilford

8 cilt bulundu.

Cilt sonuçları

The Spruce Gall Aphid (Adelges Abietis Linnaeus) in Southern Michigan

The Spruce Gall Aphid (Adelges Abietis Linnaeus) in Southern Michigan

Bill Howard Wilford · Yayınevi bilinmiyor

44 sayfa · 1937

Adelges

CiltThe Spruce Gall Aphid ("adelges Abietis Linnaeus") in Southern Michigan, by Bill Howard Wilford,... A Dissertation Submitted... for the Degree of Doctor of Philosophy in the University of Michigan. [Foreword by Samuel T. Dana.].Bill Howard Wilford, Samuel T. Dang

The Spruce Gall Aphid ("adelges Abietis Linnaeus") in Southern Michigan, by Bill Howard Wilford,... A Dissertation Submitted... for the Degree of Doctor of Philosophy in the University of Michigan. [Foreword by Samuel T. Dana.].

Bill Howard Wilford, Samuel T. Dang · Yayınevi bilinmiyor

35 sayfa · 1937

Kategori yok

CiltChemical Impregnation of Trees and Poles for Wood Preservation, by B. H. Wilford,...Bill Howard Wilford

Chemical Impregnation of Trees and Poles for Wood Preservation, by B. H. Wilford,...

Bill Howard Wilford · Yayınevi bilinmiyor

30 sayfa · 1944

Kategori yok

WoodChemical Impregnation of Trees and Poles for Wood PreservationBill Howard Wilford

Chemical Impregnation of Trees and Poles for Wood Preservation

Bill Howard Wilford · Yayınevi bilinmiyor

30 sayfa · 1944

Wood

Adelges abietisThe Spruce Gall Aphid Adelges Abietis LinnoeusBill Howard Wilford

The Spruce Gall Aphid Adelges Abietis Linnoeus

Bill Howard Wilford · Yayınevi bilinmiyor

Sayfa sayısı yok · 1937

Adelges abietis

AgricultureThe Citrus ThripsAlbert B. Godfrey, Arnon Lewis Mehring, Bill Howard Wilford, Clayton Leon Farrar, Dean Humboldt Rose, E. A. McGregor, Elroy M. Pohle, George Henry Hepting, Helmut Charles Diehl, Lewis Thompson Leonard, Mark Hughlin Haller, Marshall Tracy Deonier, Oscar Conrad Magistad, R. T. Cotton, Raymond Boorman Wilcox, Royall Oscar Eugene Davis, Thomas Arrington Huntington Miller, United States. Agricultural Research Administration, Verne Lester Harper, Victor Rickman Boswell, William Henry Black, William Stacy Anderson, Herbert Floyd Bergman, Jerald Emmet Christiansen, John Robert Magness, K. F. Warner, Lanoy Nelson Hazel, Robert Claude Wright, Thomas S. Buchanan, Verner Ivan Clark, Wallace Ashby, Cyril Oliver Bratley, Henry R. Keller, John Henry Zeller, Lyle W. R. Jackson

The Citrus Thrips

Albert B. Godfrey, Arnon Lewis Mehring, Bill Howard Wilford, Clayton Leon Farrar, Dean Humboldt Rose, E. A. McGregor, Elroy M. Pohle, George Henry Hepting, Helmut Charles Diehl, Lewis Thompson Leonard, Mark Hughlin Haller, · Yayınevi bilinmiyor

Adelges abietisDirectory of Primary and Secondary Wood-using Industries of the Lower Peninsula of MichiganBill Howard Wilford, Dow Vawter Baxter, Samuel Alexander Graham, Willett Forrest Ramsdell, William Henry Long, Reed William Varner

Directory of Primary and Secondary Wood-using Industries of the Lower Peninsula of Michigan

Bill Howard Wilford, Dow Vawter Baxter, Samuel Alexander Graham, Willett Forrest Ramsdell, William Henry Long, Reed William Varner · Yayınevi bilinmiyor

44 sayfa · 1937

Adelges abietis

Engelmann spruceEstimating Engelmann Spruce Beetle Infestations in the Central Rocky MountainsFred Barrows Knight, William F. McCambridge, B. H. Wilford, Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.), United States. Forest Service

Estimating Engelmann Spruce Beetle Infestations in the Central Rocky Mountains

Fred Barrows Knight, William F. McCambridge, B. H. Wilford, Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.), United States. Forest Service · Yayınevi bilinmiyor

12 sayfa · 1956

Engelmann spruce

Marshall Tracy Deonier,

Oscar Conrad Magistad,

Raymond Boorman Wilcox,

Royall Oscar Eugene Davis,

Thomas Arrington Huntington Miller,

United States. Agricultural Research Administration,

Verne Lester Harper,

Victor Rickman Boswell,

William Henry Black,

William Stacy Anderson,

Herbert Floyd Bergman,

Jerald Emmet Christiansen,

John Robert Magness,

Lanoy Nelson Hazel,

Robert Claude Wright,

Thomas S. Buchanan,

Verner Ivan Clark,

Cyril Oliver Bratley,

Henry R. Keller,

John Henry Zeller,

Lyle W. R. Jackson

20 sayfa · 1944

Agriculture