. Bulletin of the Department of Agriculture. Agriculture; Agriculture. UNITED STATES DEPARTMENT OF AGRICULTURE BULLETIN No. 491 Contribution from Bureau of Entomology L. O. HOWARD, Chief Washington, D. C. PROFESSIONAL PAPER June 30, 1917 THE MELON FLY IN HAWAII By E. A. BACK, Entomologist, and C. E. PEMBERTON, Scientific Assistant, Mediterranean and other Fruit Fly Investigations CONTENTS Introduction 1 Origin 2 Distribution 3 Source of Hawaiian Infestation .... 4 Early History in Hawaii 4 Literature - 5 Economic Importance . . 7 Injury „. 8 Food Plants 12 Life History and Habits 18 Lengt
. Bulletin of the Department of Agriculture. Agriculture; Agriculture. UNITED STATES DEPARTMENT OF AGRICULTURE BULLETIN No. 491 Contribution from Bureau of Entomology L. O. HOWARD, Chief Washington, D. C. PROFESSIONAL PAPER June 30, 1917 THE MELON FLY IN HAWAII By E. A. BACK, Entomologist, and C. E. PEMBERTON, Scientific Assistant, Mediterranean and other Fruit Fly Investigations CONTENTS Introduction 1 Origin 2 Distribution 3 Source of Hawaiian Infestation .... 4 Early History in Hawaii 4 Literature - 5 Economic Importance . . 7 Injury „. 8 Food Plants 12 Life History and Habits 18 Length of Life Cycle 43 Seasonal History 44 Method of Spread ......... 44 Control Measures 45 Summary 55 Bibliography 57. WASHINGTON GOVERNMENT PRINTING OFFICE 1917. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States. Dept. of Agriculture. [Washington, D. C. ?] : The Dept. : Supt. of Docs. , G. P. O.
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