618 



AGRICULTURAL INDEX 



I nsects — Continued 



Photographs and photography 



Familiar insects through the camera, il Sci 

 Am Sup (233 Broadway, N.Y. 10c) 87:248- 

 9 Ap 19 '19 



Method of making- photographic prints of in- 

 sect wings. R. P. Gorham. Can Entom 53: 

 161-2 Jl '21 



Photographing the trapdoor- spider, il Photo- 

 Era (367 Boylston st, Boston 25c> 44:300-1 

 Je '20 



Insects, Fossil 



Some British fossil insects. T. D. A. Cocker- 

 ell, il Can Entom 53:22-3 Ja '21 

 Insects, Fungous 



Bibliography on fungous insects and their 

 hosts. H. B. Weiss. Entom News 32:45-7 F 

 '21 

 Insects, Injurious and beneficial 



Acarina and insecta of Barbados. (In Rep., 

 Barbados ag. dept.. 1917, p. 45-55) '17 W. 

 I. Imperial dept. of ag., Barbados 



Action de la chaleur pour la destruction de 

 la cochylis et de I'eudemis en 1919. P. 

 Marchal and others. Acad Ag France 

 Compt Rend 6:511-15 My 26 '20 



Annual report, Division of entomology, 1916- 

 17. C. P. Lounsbury. (In Rep., 1917, p. 

 93-105) 4s 3d '18 S Africa Ag Dept 



Battle of the bugs. A. Secor. il Successful F 

 19:12 S '20 



Bioclimatic laws as applied to entomological 

 research and farm practise. A. D. Hop- 

 kins, maps Sci Monthly (Science Press, 

 Garrison, N.Y. 30c) 8:496-513 Je '19 



Brues, C: T: Insects and human welfare; an 

 account of the more important relations of 

 insects to the health of man, to agricul- 

 ture, and to forestry. O xii,104p il *$2.50 

 '20 Harvard Univ. press, 29 Randall Hall, 

 Cambridge, Mass. 21-1364 



Bugs that levy a billion-dollar tax on com- 

 merce and agriculture. Current Opinion 

 (63 W. 36th St, N.Y. 25c) 67:60-1 Jl '19 



Clean farming and insect pest control. S. 

 Lockwood. il Dakota F 39:1898 D 1 '19 



Climate and insect investigations. N J Ag 

 Exp Rep 1917:442-5 '18 



Coccobacillus acridiorum in the control of 

 schistocerca tatarica in Morocco. H. Velu. 

 Int R Sci & Prac Ag 10, no 10:1287 O '19 



Common garden insects and their control. A. 

 Gibson. (Entom. Branch C. 9) 20p rev '21 

 Canada Ag 



Common insect pests of the garden and how 

 to control them. L. G. Gentner. Wis Hort 

 Soc Rep 49:67-70 '19 



Common insects following sod, with methods 

 of eradication and control. I. H. Swaim. 

 Purdue Ag 15:349-50 My '21 



Control of garden and household insects. A. 

 F. Yeager. il N D Ag Ext C 42:1-8 '21 



Control of insects injurious to stored grain 

 and seeds. W. P. Flint. Ill Ag Ext C 40: 

 1-4 '21 



Controlling insects in logs by exposure to 

 direct sunlight. S. A. Graham. J For 19:512- 

 14 My '21 



Crop pests. S C Ag Dept Yearbook 1919:217- 

 30 '20 



Departmental activities; entomology. J Dept 

 Ag S Africa 2:301-6 Ap '21 



Dependence of bug injury on plant condi- 

 tion. P. H. Carpenter and E. A. Andrews. 

 Ag News 19:42-3 F 7 '20 



Division of entomology; review of its work, 

 bibliog Porto Rico Insular Exp Rep 1918: 

 29-59 '19 



Economic consideration of orthoptera direct- 

 ly affecting man. A. N. Caudell. Smithson 

 Rep (Smithsonian inst., Washington, D.C.) 

 1917:507-14 



Economic entomology. C. C. Gowdey. Ja- 

 maica Ag Soc J 25:65-9, 113-18, 156-61 F-Ap 

 '21 



Entomologists' visit to the West Indies. Ag 

 News 19:11, 26 Ja 10-24 '20 



Entomology and the war. L. O. Howard. Sci 

 Monthly (Science Press, Garrison, N.Y. 30c) 

 8:109-17 F '19 



Entomology: its practical value. W. Downes. 

 Ag J of British Columbia 6:72-3 My '21 



Fall practices for the control of insects. 

 W. S. Oberlin. Purdue Ag 15:60 N '20 



Farm insect life, il Successful F 19:72 N '20 



Farm practices to control insects. F. J. 

 McClure. Purdue Ajg 13:327-8 Ap '19 



Farmers' experience meeting; how to fight 

 insect pests. Prog F 34:944 Je 7 '19 



Few insect pests native; many brought from 

 abroad. Weekly N L 8:1 N 17 '20 



Fighting insect pests this month. R. W. 

 Harned. Prog F 35:639 Mr 20 '20 



Fighting the high cost of print paper with 

 bugs, il II World (Drexel av and 58th st, 

 Chicago 20c) 33:105-6 Mr '20 



Four dangerous insects. S. J. Bole. Am Fruit 

 Grower 39:22 D '19 



Garden and orchard; control of common 

 pests. W. Lochhead. il J Ag (Quebec) 22: 

 166 Ap '19 



Garden and small-fruit insects with notes on 

 spraying in general. A. G. Ruggles. il Minn 

 Ag Ext Spec B 29:1-31 '20 (reprint) 



Girdler on a:-ticlioke and other little-known 

 insect pests. W. J. Baerg. J Econ Entom 

 14:99-100 F '21 



Grasshoppers and related insects. Maine Ag 

 Exp Doc 541:1-6 '21 



Greatest theft in the world. H. R. O'Brien, 

 il Country Gent 85:3-4-(- N 27 '20 



How insects spend the winter. J. R. Parker. 

 Dakota F 39:1990 D 15 '19 



How to control insect pests and fungous dis- 

 eases. Prog F 36:21 Ja 1 '21 



Important foreign insect pests collected on 

 imported nursery stock in 1918. E. R. 

 Sasscer. J Econ Entom 12:133-6 Ap '19 



Important foreign insect pests collected on 

 imported nursery stock in 1919. E. R. Sass- 

 cer. J Econ Entom 13:181-4 Ap '20 



Important insect pests of corn, cotton, 

 wheat,' Irish potatoes and tobacco, with 

 measures for control. F. Sherman, il Prog 

 F 34:942 Je 7 '19 



Imported pests, il Lit Digest (354 4th av, 

 N.Y. 10c) 68:28 Ja 8 '21 



Insect aid to filtration. H. D. Bell and W. H. 

 Parkinson. Municipal J (243 W. 39th st, 

 N.Y. 10c) 46:383-4 My 31 '19 



Insect and fungus pests during the winter. 

 G: C. Gough. J Ministry Ag 27:772-5 N '20 



Insect and fungus pests in July and August, 

 il J Ministry Ag 27:375-8 Jl '20 



Insect and fungus pests in September. J 

 Ministry Ag 27:583-6 S '20 



Insect and other animal pests. W. W. Hender- 

 son. (B. 2) p 1-28 '18 Utah State crop pest 

 comm.. Salt Lake City 



Insect control by rotation of crops. H. H. 

 Mininger. Dakota F 39:425 Mr 1 '19 



Insect control policy of Sierra national forest. 

 J. M. Miller, il Timberman (616 Spalding 

 bldg., Portland, Ore. 25c) p 37-9 Ap '21 



Insect control work in British Columbia. 

 R. C. Treherne. Cal State Comm Hort B v 

 7:579 O '18 



Insect outbreaks and their causes. J: D. Tot- 

 hill. (In Rep., Entom. soc, 1919, p. 31-3) 

 •20 Ontario Ag Dept 



Insect outbreaks during the past two seasons. 

 R. R. Reppert. (In B. v. l,no. 4, p. 18-22) 

 il '20 Va. State crop pest comm.. Blacks- 

 burg 



Insect pests and fungous diseases. Prog F 

 35:394 F 21 '20 



Insect pests and plant diseases, sprays and 

 spraying. M. B. Cummings and B. F. Lut- 

 man. il Vt Ag Ext C 17:1-16 '20 



Insect pests in Barbados. Ag News 20:170 My 

 28 '21 



Insect pests in the Anglo-Egyptian Sudan. 

 Ag News 20:186 Je 11 '21 



Insect pests in the Virgin Islands of the 

 U.S.A. Ag News 20:218 Jl 9 '21 



Insect pests of field crops. L. Haseman. il 

 Mo Ag Exp B 170:1-39 '20 



Insect pests of ornamental plants. E. P. Felt, 

 il Gard M 31:182-5 My '20 



Insect pests of stored grains and mill prod- 

 ucts. F. H. Lathrop. il Ore Ag Ext B 228 

 4p '19 



Not to be confused with Ext B 228 pub- 

 lished O '17 with a different title 



