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Stephen Alfred Forbes

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Ecological investigations of Stephen Alfred Forbes

Stephen Alfred Forbes · Arno Press

650 sayfa · 1977

Food / Animal ecology / Animals

The fishes of Illinois

Stephen Alfred Forbes · Illinois State Journal Co.]

357 sayfa · 1908

Fishes / Freshwater fishes

Some Important Insects of Illinois Shade Trees and Shrubs

Stephen Alfred Forbes · Franklin Classics Trade Press

72 sayfa · 2018

Kategori yok

Grierson's Cavalry Raid

Stephen Alfred Forbes · Franklin Classics

50 sayfa · 2018

Kategori yok

Fresh water fishes and their ecology

Stephen Alfred Forbes · Yayınevi bilinmiyor

19 sayfa · 1914

Fishes / Food / Freshwater fishes

Maps showing distribution of Illinois fishes, to accompany a report on the Fishes of Illinois

Stephen Alfred Forbes · Pub. by authority of the State Legislature

Sayfa sayısı yok · 1908

Fishes / Freshwater fishes / Geographical distribution / Maps

The United States in Literature [with three long stories] -- Seventh Edition

Additional insecticide experiments for the San Jose scale

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

268 sayfa · 1902

Control / San José scale

The chinch bug in southern Illinois, 1894

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

Sayfa sayısı yok · 1894

Chinch-bugs / Dairy cattle / Testing / Analysis / Cream

The corn bill-bugs in Illinois

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

461 sayfa · 1902

Corn / Diseases and pests / Maïs / Maladies et fléaux

The cottony maple scale in Illinois

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

360 sayfa · 1907

Diseases and pests / Scale-insects / Shrubs / Trees

The economic entomology of the sugar beet

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

532 sayfa · 1900

Sugar beet / Diseases and pests

Experiments with repellents against the corn root-aphis, 1905 and 1906

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

28 sayfa · 1908

Control / Corn / Corn root-aphis / Diseases and pests

Experiments with the muscardine disease of the chinch-bug, and with the trap and barrier method for the destruction of that insect

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

86 sayfa · 1895

Chinch-bugs

Forest and stream in Illinois

Stephen Alfred Forbes · Schnepp & Barnes, state printers

15 sayfa · 1919

Forests and forestry

The fruit bark beetle

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

496 sayfa · 1891

Varieties / Grasses / Clover / Bark beetles / Scolytidae

Grierson's cavalry raid

Stephen Alfred Forbes · Yayınevi bilinmiyor

34 sayfa · 1907

Grierson's Cavalry Raid, 1863

The influence of trees and crops on injury by white-grubs

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

Sayfa sayısı yok · 1916

Phyllophaga

Insect injuries to the seed and root of Indian corn

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

296 sayfa · 1896

Corn / Diseases and pests

The Insect, the farmer, the teacher, the citizen and the state

Stephen Alfred Forbes · Yayınevi bilinmiyor

Sayfa sayısı yok · 1915

Insects / Insect pests / Beneficial insects

Methods and results of field insecticide work against the San Jose scale, 1899-1902

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

502 sayfa · 1902

Control / San José scale

The more important insect injuries to Indian corn

Stephen Alfred Forbes · University of Illinois Agricultural Experiment Station

399 sayfa · 1904

Corn / Diseases and pests

CiltMore Important Insect Injuries to Indian CornStephen Alfred Forbes

More Important Insect Injuries to Indian Corn

Stephen Alfred Forbes · Creative Media Partners, LLC

Sayfa sayısı yok · 2018

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CiltContribution to American bibliography of insect diseasesStephen Alfred Forbes

Contribution to American bibliography of insect diseases

Stephen Alfred Forbes · Yayınevi bilinmiyor

Sayfa sayısı yok · 1888

Kategori yok

CiltBiennial report of the director of the State laboratory of natural history, Champaign, Illinois. October 31, 1888Stephen Alfred Forbes

Biennial report of the director of the State laboratory of natural history, Champaign, Illinois. October 31, 1888

Stephen Alfred Forbes · Gazette print

10 sayfa

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CiltOn the present state of our knowledge concerning contagious insect diseasesStephen Alfred Forbes

On the present state of our knowledge concerning contagious insect diseases

Stephen Alfred Forbes · Yayınevi bilinmiyor

Sayfa sayısı yok · 1888

Kategori yok

CiltConcerning certain ecological methods of the Illinois Natural History SurveyStephen Alfred Forbes

Concerning certain ecological methods of the Illinois Natural History Survey

Stephen Alfred Forbes · Yayınevi bilinmiyor

Sayfa sayısı yok

Kategori yok

CornThe general entomological ecology of the Indian corn plantStephen Alfred Forbes

The general entomological ecology of the Indian corn plant

Stephen Alfred Forbes · Yayınevi bilinmiyor

457 sayfa · 1927

Corn

Insect pestsThe kind of economic entomology which the farmer ought to knowStephen Alfred Forbes

The kind of economic entomology which the farmer ought to know

Stephen Alfred Forbes · Pantagraph Printing and Stationery Co.

16 sayfa · 1904

Agricultural pests / Insects, Injurious and beneficial / Injurious and beneficial Insects / Insect pests

Freshwater animalsThe lake as a microcosmStephen Alfred Forbes

The lake as a microcosm

Stephen Alfred Forbes · Yayınevi bilinmiyor

550 sayfa · 1925

Freshwater animals