Author: Robert Asa Cushman
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 16
Book Description
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
Author: Robert Asa Cushman
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 16
Book Description
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.
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 16
Book Description
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.
Miscellaneous Publication
Author: Ellen Kay Miller
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 122
Book Description
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 122
Book Description
Index to USDA Miscellaneous Publications
Author: Ellen Kay Miller
Publisher:
ISBN:
Category :
Languages : en
Pages : 118
Book Description
Publisher:
ISBN:
Category :
Languages : en
Pages : 118
Book Description
Experiment Station Record
Author:
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 1044
Book Description
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 1044
Book Description
Experiment Station Record
Author: U.S. Office of Experiment Stations
Publisher:
ISBN:
Category : Agricultural experiment stations
Languages : en
Pages : 1046
Book Description
Publisher:
ISBN:
Category : Agricultural experiment stations
Languages : en
Pages : 1046
Book Description
Insects
Author:
Publisher:
ISBN:
Category : Government publications
Languages : en
Pages : 28
Book Description
Publisher:
ISBN:
Category : Government publications
Languages : en
Pages : 28
Book Description
Introduced Parasites and Predators of Arthropod Pests and Weeds
Author: Curtis Paul Clausen
Publisher:
ISBN:
Category : Animal introduction
Languages : en
Pages : 566
Book Description
Publisher:
ISBN:
Category : Animal introduction
Languages : en
Pages : 566
Book Description
List of Publications of the United States Department of Agriculture from January 1936 to December 1940, Inclusive
Author: United States. Department of Agriculture
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 80
Book Description
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 80
Book Description
List of Available Publications of the United States Department of Agriculture
Author: United States. Department of Agriculture
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 238
Book Description
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 238
Book Description
Agriculture Handbook
Author: Curtis Paul Clausen
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 560
Book Description
Set includes revised editions of some issues.
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 560
Book Description
Set includes revised editions of some issues.