Add to ORKGThis paper was a brief extract, giving the more important results of a study of the above named species as effecting the strawberry and included in a thesis prepared for the degree of Master of Science at the Iowa Agricultural College, Ames, Iowa, and is published in Insect Life, Vol. II
Observations upon the grass feeding species of Jassidae have been directed particularly throughout t...
About the year 1897, in the vicinity of Chicago, Illinois, certain varieties of roses grown under gl...
A contribution to the anatomical development of the acorn in Quercus L. H. Lloyd Mogensen. 221 Morp...
After considering the accepted ideas concerning the wax glands of the Coccidae and Aphidae, the pape...
The literature of economic entomology has many references to slugs that feed on strawberry foliage, ...
The additions to my list of two years ago presented in this contribution number thirty and I have a ...
This study was undertaken in order to learn the basic biology of the strawberry leaf roller Ancylis ...
In various papers published during the past five years the senior author has called attention to the...
A species of Aleyrodes occurring on Festuca was studied at the time of emergence of imagines and pre...
Thesis (M.A.)--University of Illinois, 1906.Typescript.Includes bibliographical references (leaves 3...
The abnormal growths frequently found on plants and known as insect galls have led to much study of ...
The Hemiptera present some instructing cases of special distribution, a few of which are considered....
Experiments were designed to study the malformation of strawberries, Fragaria x ananassa (Duchesne) ...
While the writer was connected with the Iowa Agricultural Experiment Station the potato leafhopper (...
The following notes are extracted from Bulletin 32 of the Iowa Experiment Station, and embrace such ...
Observations upon the grass feeding species of Jassidae have been directed particularly throughout t...
About the year 1897, in the vicinity of Chicago, Illinois, certain varieties of roses grown under gl...
A contribution to the anatomical development of the acorn in Quercus L. H. Lloyd Mogensen. 221 Morp...
After considering the accepted ideas concerning the wax glands of the Coccidae and Aphidae, the pape...
The literature of economic entomology has many references to slugs that feed on strawberry foliage, ...
The additions to my list of two years ago presented in this contribution number thirty and I have a ...
This study was undertaken in order to learn the basic biology of the strawberry leaf roller Ancylis ...
In various papers published during the past five years the senior author has called attention to the...
A species of Aleyrodes occurring on Festuca was studied at the time of emergence of imagines and pre...
Thesis (M.A.)--University of Illinois, 1906.Typescript.Includes bibliographical references (leaves 3...
The abnormal growths frequently found on plants and known as insect galls have led to much study of ...
The Hemiptera present some instructing cases of special distribution, a few of which are considered....
Experiments were designed to study the malformation of strawberries, Fragaria x ananassa (Duchesne) ...
While the writer was connected with the Iowa Agricultural Experiment Station the potato leafhopper (...
The following notes are extracted from Bulletin 32 of the Iowa Experiment Station, and embrace such ...
Observations upon the grass feeding species of Jassidae have been directed particularly throughout t...
About the year 1897, in the vicinity of Chicago, Illinois, certain varieties of roses grown under gl...
A contribution to the anatomical development of the acorn in Quercus L. H. Lloyd Mogensen. 221 Morp...