 | Entomology - 1909 - 162 pages
...Museum, p. 428, 1902. THE YELLOW-NECKED FLEA-BEETLE. (Diaonycha mellicollis Say.) By FH CHITTENDEN, Sc. D., In Charge of Truck Crop and Stored Product Insect Investigations. [With report by HO MARSH, Agent and Expert.] INJURIOTTS OCCURRENCE. Beginning with January, 1909, the... | |
 | United States. Bureau of Entomology - Beneficial insects - 1910 - 86 pages
...ENTOMOLOGY— CIRCULAR No. 130. LO HOWARD. Enlomoloeist and Chief of Bureau. THE OAK PBUNER FH CHITTENDEN, Sc. D., In Charge of Truck Crop and Stored Product Insect Investigations, 65401° — 10 ' WASHINGTON : GOVERNMENT PRINTING OFFICE : 1910 BUREAU OF ENTOMOLOGY. LO HOWARD, Entomologist... | |
 | United States. Bureau of Entomology - Entomology - 1910 - 892 pages
...INSECTS INJURIOUS TO TRUCK CROPS. THE LIMA-BEAN POD-BORER. (Etiella zinckenella Treit.) By FH CHTTTENDEN, Sc. D., In Charge of Truck Crop and Stored Product Insect Investigations. INJURIOUS OCCURRENCE. In looking over some old material and notes in the Bureau of Entomology and National... | |
 | Entomology - 1911 - 108 pages
...male 31 4. Omorgafrumentaria, a parasite of the fig moth: Adult 31 THE FIG MOTH. By FH CHITTENDEN, Sc. D., In Charge of Truck Crop and Stored Product Insect Investigations. INTBODUCTION. Prominent among the many species of insects which are being constantly shipped to this... | |
 | Insects - 1911 - 536 pages
...Bureau. CONTROL OF THE MEDITERRANEAN FLOUR MOTH BY HYDROCYANIC-ACID GAS FUMIGATION. By FH CHITTENDEN, Sc. D., In Charge of Truck Crop and Stored Product Insect Investigations. INTRODUCTORY. Until in somewhat recent years flour mills in the United States were little troubled... | |
 | Frank Hurlbut Chittenden - Agricultural pests - 1912 - 20 pages
...I .. O. HOWARD, Entorcologi.1 .nd Chief of Bureau. THE LARGER CANNA LEAF-ROLLER. BY FH CHiTTEXDEN, Sc. D., In Charge of Truck Crop and Stored Product Insect Investigations. WASHINGTON : iJOVERNMENT PBINTINU OFFICB : 1912 BUREAU OF ENTOMOLOGY. I,. O. HOWARD, Kntomologist and... | |
 | United States. Bureau of Entomology - Entomology - 1916 - 646 pages
...INSECTS AFFECTING STORED PRODUCTS. THE COWPEA WEEVIL. (Pachymcrus cliinensis I,.) By FH CHITTENDEN, Sc. D., In Charge of Truck Crop and Stored Product Insect Investigations. INTRODUCTION. The seed of cowpeas are subject to the attack of several species of beetles, of which the cowpea weevil... | |
 | Entomology - 1911 - 136 pages
...PAPERS ON INSECTS AFFECTING VEGETABLES. THE IMPORTED CABBAGE WEBWORM. (Hellula undalis Fab.) By FH OHITTENDEN, Sc. D., In Charge of Truck Crop and Stored Product Insect Investigations, and HO MARSH, Agent. INTRODUCTION, SPREAD, AND RAVAGES. Beginning with the year 1897 the imported cabbage... | |
 | Entomology - 1907 - 174 pages
...INSECTS INJURIOUS TO TRUCK CROPS. MISCELLANEOUS NOTES ON TRUCKCROP INSECTS. BY F. II. CIIITTENDEN, Sc. D., In Charge of Truck Crop and Stored Product Insect Investigations. ISSUED JULY 19, 1909. WASHINGTON: GOVERNMENT PRINTING OFFICE. 1909. CONTENTS. Page. Successful use... | |
 | Oregon. Board of Horticulture - Gardening - 1919 - 152 pages
...precaution be taken to prevent the spread of the pest to new areas. THE POTATO TUBER MOTH* By FH Chittenden, Sc. D., in Charge of Truck Crop and Stored Product Insect Investigations For many years the potato tuber moth, known scientifically as Phthorimaea operculella Zell., has been... | |
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Sc. D., In Charge of Truck Crop and Stored Product Insect Investigations. 