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plant pests

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View White-pine blister-rust control By United States. Bureau of Entomology and Plant Quarantine
Cover of White-pine blister-rust control by united states. bureau of entomology and plant quarantine

White-pine blister-rust control

By United States. Bureau of Entomology and Plant Quarantine

View Control of wireworms on irrigated land in the Pacific northwest By United States. Bureau of Entomology and Plant Quarantine
Cover of Control of wireworms on irrigated land in the Pacific northwest by united states. bureau of entomology and plant quarantine

Control of wireworms on irrigated land in the Pacific northwest

By United States. Bureau of Entomology and Plant Quarantine

View Diseases and pests of ornamental plants By Pascal Pompey Pirone
Cover of Diseases and pests of ornamental plants by pascal pompey pirone

Diseases and pests of ornamental plants

By Pascal Pompey Pirone

View A contribution to a bibliography of the described immature stages of North American Coleoptera By Joseph Sanford Wade
Cover of A contribution to a bibliography of the described immature stages of North American Coleoptera by joseph sanford wade

A contribution to a bibliography of the described immature stages of North American Coleoptera

By Joseph Sanford Wade

View Sequential sampling of Douglas-fir tussock moth populations By Richard R. Mason
Cover of Sequential sampling of Douglas-fir tussock moth populations by richard r. mason

Sequential sampling of Douglas-fir tussock moth populations

By Richard R. Mason

View Trap Responses Of Flying Insects By R.C. MUIRHEAD-THOMSON
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Trap Responses Of Flying Insects

By R.C. MUIRHEAD-THOMSON

View Why fight the gypsy moth? By
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Why fight the gypsy moth?

By

View Report of European corn-borer control compaign by the United States Department of agriculture...March 14, 1927 to October 31, 1927, inclusive By United States. Department of Agriculture. National Agricultural Library.
Cover of Report of European corn-borer control compaign by the United States Department of agriculture...March 14, 1927 to October 31, 1927, inclusive by united states. department of agriculture. national agricultural library.

Report of European corn-borer control compaign by the United States Department of agriculture...March 14, 1927 to October 31, 1927, inclusive

By United States. Department of Agriculture. National Agricultural Library.

View Supplemental estimates of appropriations for preventing the spread of the European corn borer By United States. Department of Agriculture. National Agricultural Library.
Cover of Supplemental estimates of appropriations for preventing the spread of the European corn borer by united states. department of agriculture. national agricultural library.

Supplemental estimates of appropriations for preventing the spread of the European corn borer

By United States. Department of Agriculture. National Agricultural Library.

View The serphoid and chalcidoid parasites of the hessian fly By A. B. Gahan
Cover of The serphoid and chalcidoid parasites of the hessian fly by a. b. gahan

The serphoid and chalcidoid parasites of the hessian fly

By A. B. Gahan

View Proceedings of the summer Institute on Biological Control of Plant Insects and Diseases By Mississippi State University Staff
Cover of Proceedings of the summer Institute on Biological Control of Plant Insects and Diseases by mississippi state university staff

Proceedings of the summer Institute on Biological Control of Plant Insects and Diseases

By Mississippi State University Staff

View Red turpentine beetles in partially cut stands of ponderosa pine By J. M. Schmid
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Red turpentine beetles in partially cut stands of ponderosa pine

By J. M. Schmid

View Distribution of plant disease projects ... 1934 By United States. Office of Experiment Stations
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Distribution of plant disease projects ... 1934

By United States. Office of Experiment Stations

View Agromyzidae (Diptera) Plant Pests By Owen Lonsdale,Sean T. Murphy,Sonja J Scheffer
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Agromyzidae (Diptera) Plant Pests

By Owen Lonsdale,Sean T. Murphy,Sonja J Scheffer

View Summarized report of the extension conference on the control of the European corn borer, Toledo, Ohio, July 20 and 21, 1927 By United States. Office of Cooperative Extension Work
Cover of Summarized report of the extension conference on the control of the European corn borer, Toledo, Ohio, July 20 and 21, 1927 by united states. office of cooperative extension work

Summarized report of the extension conference on the control of the European corn borer, Toledo, Ohio, July 20 and 21, 1927

By United States. Office of Cooperative Extension Work

View Summary of recommendations for the production of cotton under boll weevil conditions By United States. Department of Agriculture. Cotton Council
Cover of Summary of recommendations for the production of cotton under boll weevil conditions by united states. department of agriculture. cotton council

Summary of recommendations for the production of cotton under boll weevil conditions

By United States. Department of Agriculture. Cotton Council

View Progress report of experiments on the control of cabbage worms By United States. Bureau of Entomology
Cover of Progress report of experiments on the control of cabbage worms by united states. bureau of entomology

Progress report of experiments on the control of cabbage worms

By United States. Bureau of Entomology

View Recommendations for the control of insects attacking certain vegetables, small fruits, and tobacco, and the elimination of harmful insecticidal residues from the market product By W. H. White
Cover of Recommendations for the control of insects attacking certain vegetables, small fruits, and tobacco, and the elimination of harmful insecticidal residues from the market product by w. h. white

Recommendations for the control of insects attacking certain vegetables, small fruits, and tobacco, and the elimination of harmful insecticidal residues from the market product

By W. H. White

View Treatment of tulips, hyacinths, and certain other known hosts of the bulb nematode not to be required By United States. Bureau of Entomology and Plant Quarantine
Cover of Treatment of tulips, hyacinths, and certain other known hosts of the bulb nematode not to be required by united states. bureau of entomology and plant quarantine

Treatment of tulips, hyacinths, and certain other known hosts of the bulb nematode not to be required

By United States. Bureau of Entomology and Plant Quarantine

View Recommendations for the control of insects attacking certain vegetables, small fruits, and tobacco, and the elimination of harmful insecticidal residues from the market product By United States. Bureau of Entomology and Plant Quarantine
Cover of Recommendations for the control of insects attacking certain vegetables, small fruits, and tobacco, and the elimination of harmful insecticidal residues from the market product by united states. bureau of entomology and plant quarantine

Recommendations for the control of insects attacking certain vegetables, small fruits, and tobacco, and the elimination of harmful insecticidal residues from the market product

By United States. Bureau of Entomology and Plant Quarantine

View The prevention of infestations of insects and other pests in commercial mushroom houses By United States. Bureau of Entomology and Plant Quarantine
Cover of The prevention of infestations of insects and other pests in commercial mushroom houses by united states. bureau of entomology and plant quarantine

The prevention of infestations of insects and other pests in commercial mushroom houses

By United States. Bureau of Entomology and Plant Quarantine

View The European spruce sawfly By United States. Bureau of Entomology and Plant Quarantine
Cover of The European spruce sawfly by united states. bureau of entomology and plant quarantine

The European spruce sawfly

By United States. Bureau of Entomology and Plant Quarantine

View The Mexican mealybug on greenhouse chrysanthemums By United States. Bureau of Entomology and Plant Quarantine. Division of Truck Crop and Garden Insects
Cover of The Mexican mealybug on greenhouse chrysanthemums by united states. bureau of entomology and plant quarantine. division of truck crop and garden insects

The Mexican mealybug on greenhouse chrysanthemums

By United States. Bureau of Entomology and Plant Quarantine. Division of Truck Crop and Garden Insects

View A Ponderosa pine tree classification for use in determining susceptibility to barkbeetle attack By United States. Bureau of Entomology and Plant Quarantine. Forest Insect Investigations
Cover of A Ponderosa pine tree classification for use in determining susceptibility to barkbeetle attack by united states. bureau of entomology and plant quarantine. forest insect investigations

A Ponderosa pine tree classification for use in determining susceptibility to barkbeetle attack

By United States. Bureau of Entomology and Plant Quarantine. Forest Insect Investigations