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felt ephraim porter

19 cilt bulundu.

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Memorial of Life and Entomologic Work of Joseph Albert Lintner, PH.D., State Entomologist, 1874-98, by Ephraim Porter Felt, D.SC. State Entomologist

Ephraim Porter Felt · Yayınevi bilinmiyor

316 sayfa · 1899

Insects

Memorial of Life and Entomologic Work of Joseph Albert Lintner, State Entomologist, L874-98

Ephraim Porter Felt · Yayınevi bilinmiyor

322 sayfa · 1899

Insects

Memorial of Life and Entomologic Work of Joseph Albert Lintner, State Entomologist, 1874-98

Ephraim Porter Felt · Yayınevi bilinmiyor

324 sayfa · 1899

Insects

The Cultivated Poplars

Ephraim Porter Felt, Henry Hiram Wing, Isaac Phillips Roberts, James Law, Liberty Hyde Bailey · Yayınevi bilinmiyor

730 sayfa · 1894

Apricot

Collection, Preservation and Distribution of New York Insects

Ephraim Porter Felt · Yayınevi bilinmiyor

40 sayfa · 1899

Insects

CiltGrapevine Root Worm, by Ephraim Porter Felt,...Ephraim Porter Felt

Grapevine Root Worm, by Ephraim Porter Felt,...

Ephraim Porter Felt · Yayınevi bilinmiyor

55 sayfa · 1903

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CiltHousehold and Camp Insects, by Ephraim Porter FeltEphraim Porter Felt

Household and Camp Insects, by Ephraim Porter Felt

Ephraim Porter Felt · Yayınevi bilinmiyor

Sayfa sayısı yok · 1917

Kategori yok

CiltShade tree pests in New York state. By Ephraim Porter FeltEphraim Porter Felt

Shade tree pests in New York state. By Ephraim Porter Felt

Ephraim Porter Felt · Yayınevi bilinmiyor

Sayfa sayısı yok · 1899

Kategori yok

CiltControl of Flies and Other Household Insects, by Ephraim Porter Felt,...Ephraim Porter Felt

Control of Flies and Other Household Insects, by Ephraim Porter Felt,...

Ephraim Porter Felt · Yayınevi bilinmiyor

53 sayfa · 1910

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Beneficial insects25th Report of the State Entomologist Ephraim Porter Felt on Injurious and Other Insects of the State of New York, 1909New York (State). State Entomologist

25th Report of the State Entomologist Ephraim Porter Felt on Injurious and Other Insects of the State of New York, 1909

New York (State). State Entomologist · Yayınevi bilinmiyor

Sayfa sayısı yok · 1910

Beneficial insects

CiltMonograph of the Genus Saperda, by Ephraim Porter Felt,... and Louis H. JoutelEphraim Porter Felt, Louis H. Joutel

Monograph of the Genus Saperda, by Ephraim Porter Felt,... and Louis H. Joutel

Ephraim Porter Felt, Louis H. Joutel · Yayınevi bilinmiyor

86 sayfa · 1904

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CiltInsects Affecting Park and Woodland Trees, by Ephraim Porter Felt,...Ephraim Porter Felt

Insects Affecting Park and Woodland Trees, by Ephraim Porter Felt,...

Ephraim Porter Felt · Yayınevi bilinmiyor

Sayfa sayısı yok · 1905

Kategori yok

Beneficial insects20th Report of the State Entomologist Ephraim Porter Felt on Injurious and Other Insects of the State of New York, 1904New York (State). State Entomologist

20th Report of the State Entomologist Ephraim Porter Felt on Injurious and Other Insects of the State of New York, 1904

New York (State). State Entomologist · Yayınevi bilinmiyor

Sayfa sayısı yok · 1905

Beneficial insects

CiltControl of Household Insects, by Ephraim Porter Felt,...Ephraim Porter Felt

Control of Household Insects, by Ephraim Porter Felt,...

Ephraim Porter Felt · Yayınevi bilinmiyor

47 sayfa · 1909

Kategori yok

CiltMemorial of Life and Entomologic Work of Joseph Albert Lintner, State Entomologist, 1874-98, by Ephraim Porter FeltEphraim Porter Felt

Memorial of Life and Entomologic Work of Joseph Albert Lintner, State Entomologist, 1874-98, by Ephraim Porter Felt

Ephraim Porter Felt · Yayınevi bilinmiyor

Sayfa sayısı yok · 1899

Kategori yok

CiltGrapevine Root Worm ("Fidia Viticida" [Walsh]), by Ephraim Porter Felt,...Ephraim Porter Felt

Grapevine Root Worm ("Fidia Viticida" [Walsh]), by Ephraim Porter Felt,...

Ephraim Porter Felt · Yayınevi bilinmiyor

84 sayfa · 1902

Kategori yok

Aquatic insectsMay Flies and Midges of New YorkJames George Needham, Ephraim Porter Felt, Oskar Augustus Johannsen, Kenneth J. Morton

May Flies and Midges of New York

James George Needham, Ephraim Porter Felt, Oskar Augustus Johannsen, Kenneth J. Morton · Yayınevi bilinmiyor

352 sayfa · 1905

Aquatic insects

CiltThe Gipsy ("Porthetria Dispar") and Brown Tail Moths ("Euproctis Chrysorrhoea"), by Ephraim Porter Felt,...Ephraim Porter Felt

The Gipsy ("Porthetria Dispar") and Brown Tail Moths ("Euproctis Chrysorrhoea"), by Ephraim Porter Felt,...

Ephraim Porter Felt · Yayınevi bilinmiyor

42 sayfa · 1906

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CiltElm Leaf Beetle ("Galerucella Luteola" [Müller]) in New York State. Edition 2. By Ephraim Porter Felt,...Ephraim Porter Felt

Elm Leaf Beetle ("Galerucella Luteola" [Müller]) in New York State. Edition 2. By Ephraim Porter Felt,...

Ephraim Porter Felt · Yayınevi bilinmiyor

43 sayfa · 1902

Kategori yok