A Review of the Parasitic Wasps of the Ichneumonid Genus Exenterus Hartig

A Review of the Parasitic Wasps of the Ichneumonid Genus Exenterus Hartig
Author: Robert Asa Cushman
Publisher:
Total Pages: 712
Release: 1940
Genre: Exenterus
ISBN:


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This review of parasitic wasps is motivated by the discovery within the past several years that three European species of pine-feeding sawflies have become established in North America, which prompted interest in the parasites of the sawflies in this group.


A Review of the Parasitic Wasps of the Ichneumonid Genus Exenterus Hartig
Language: en
Pages: 712
Authors: Robert Asa Cushman
Categories: Exenterus
Type: BOOK - Published: 1940 - Publisher:

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This review of parasitic wasps is motivated by the discovery within the past several years that three European species of pine-feeding sawflies have become esta
A Review of the Parasitic Wasps of the Ichneumonid Genus Exenterus Hartig (Classic Reprint)
Language: en
Pages: 22
Authors: Robert Asa Cushman
Categories: Science
Type: BOOK - Published: 2017-11-19 - Publisher: Forgotten Books

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Excerpt from A Review of the Parasitic Wasps of the Ichneumonid Genus Exenterus Hartig Easily distinguished from all the other North American species by the dis
Review of the Parasitic Wasps of the Ichneumonid Genus Exenterus
Language: en
Pages: 0
Authors: Robert Asa Cushman
Categories: Wasps
Type: BOOK - Published: 1940 - Publisher:

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A Review of the Parasitic Wasps of the Ichneumonid Genus Exenterus Hartig
Language: en
Pages: 15
Authors: R. A. Cushman
Categories: Exenterus
Type: BOOK - Published: 1939 - Publisher:

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A Review of the Parasitic Wasps of the Ichneumonid Genus Exenterus Hartig
Language: en
Pages: 16
Authors: Robert Asa Cushman
Categories: Agriculture
Type: BOOK - Published: 1940 - Publisher:

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This review of parasitic wasps is motivated by the discovery within the past several years that three European species of pine-feeding sawflies have become esta