BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 107 
1796. Wickson, E. J. Wireworms and cabbage plants. Trap for 
horn flies. <Paciflc Rural Press, 30 August, 1902, p. 131. 
1797. Wickson, E. J. Killing yellow jackets. <Pacific Rural Press, 
6 September, 1902, p. 147. 
1798. Wickson, E. J. San Jose scale on apples. <Pacitic Rural 
Press, 25 October, 1902, p. 259. 
1799. Wickson, E. J. Oak moths, Diabroticas, and blackberry 
borers. Horse-flies and warble flies. <Pacific Rural Press, 
1 November, 1902, pp. 274-275. 
1800. Wickson, E. J. Harlequin cabbage bugs. <Pacific Rural 
Press, 8 November, 1902, p. 291. 
1801. Wickson, E. J. Pyrethrum powder and mosquitoes. Resistant 
vines. <Pacific Rural Press, 20 December, 1902, p. 386. 
1802. Wickson, E. J. Ladybugs in California. < Pacific Rural 
Press, 3 January, 1903, p. 3. 
1803. Wickson, E. J. Is Phylloxera a scare? <Pacific Rural Press, 
3 January, 1903. 
1804. Wickson, E. J. Aphis resistant apple trees. Cottony cushion 
scale. <Pacific Rural Press, 10 January, 1903, pp. 18-19. 
1805. Wickson, E. J. Distillate emulsion for woolly aphis. Potato 
moth’s eggs. <Pacific Rural Press, 24 January, 1903, p. 50. 
1806. Wickson, E. J. Red spider eggs. <Pacific Rural Press, 14 
February, 1903, p. 98. 
1807. Wickson, E. J. Codlin moth and woolly aphis. <Pacific 
Rural Press, 21 March, 1903, p. 179. 
1808. Wickson, E. J. Ticks in chicken houses. Spray for red spider. 
<Pacific Rural Press, 25 April, 1903, p. 259. 
1809. Wickson, E. J. Erinose of the vine. Erinose of the walnut. 
Brown apricot scale. <Pacific Rural Press, 23 May, 1903, 
pp. 322-323. 
1810. Wickson, E. J. For the red spider. <Pacific Rural Press, 30 
May, 1903, p. 339. 
1811. Wickson, E. J. Codlin moth investigation. Black scale of 
olive. <Pacific Rural Press, 6 June, 1903, p. 355. 
1812. Wickson, E. J. The black aphis of the peach. <Pacific Rural 
Press, 13 June, 1903, p. 386. 
1813. Wickson, E. J. The oak webworm. The corn ear-worm. 
Currant fruit fly. Red spider again. <Pacific Rural Press, 
20 June, 1903, pp. 386-387. 
1814. Wickson, E. J. Blister mites and cicadas. <Pacific Rural 
Press, 4 July, 1903, p. 2. 
