A Biometrical Study of the Influence of Size of Brood Cell Upon the Size and Variability of the Honeybee (Apis mellifera L.)
by Roy A. Grout, 1931
 








This Thesis was Submitted to the Graduate Faculty for the Degree of MASTER OF SCIENCE, Iowa State College, 1931.

ACKNOWLEDGEMENTS

The author takes this opportunity to express his sincere appreciation and gratitude to all those who have in any way contributed to the task of which thia thesis is the culmination. He especially wishes to acknowledge his indebtedness to Dr. O. W. Park for assistance in outlining the several problems involved; to Prof. G. W. Snedecor for assistance in statistical methods and interpretations; to Dr. C. J. Drake for providing facilities for the work; to Dr. G. C. Decker for his kindly interest and many helpful suggestions; to H. C. Dadant for his many helpful suggestions and for furnishing the foundation used in this experiment; and to my wife for assistance in the preparation and measurements of the parts of the worker bee.
INTRODUCTION
REVIEW OF LITERATURE
REVIEW OF LITERATURE
1. Length of proboscis and its relation to honey storing ability.
Part 1
REVIEW OF LITERATURE
1. Length of proboscis and its relation to honey storing ability.
Part 2
REVIEW OF LITERATURE
2. Age of comb controversy.
REVIEW OF LITERATURE
3. The enlarged cell controversy.
REVIEW OF LITERATURE
4. Studies on the variability of the honeybee with special reference to size of brood cell.
EXPERIMENTAL
A. Purpose of Study
B. Methods and Materials.
Part 1
EXPERIMENTAL
B. Methods and Materials.
Part 2
EXPERIMENTAL
C. Presentation of Data.
Part 1
EXPERIMENTAL
C. Presentation of Data.
Part 2
EXPERIMENTAL
C. Presentation of Data.
Part 3
EXPERIMENTAL
C. Presentation of Data.
Part 4
DISCUSSION
SUMMARY
   
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