J 08 BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
1815. Wickson, E. J. Late treatment for red spider. Pear slug. 
<Pacitic Rural Press, 18 July, 1903, p. 35. 
1816. Wickson, E. J. The large squash or pumpkin bugs. Thrips 
on beans. <Pacific Rural Press, 25 July, 1903, p. 50. 
1817. Wickson, E. J. Horn flies. Ticks in chicken houses. <Pa- 
cific Rural Press, 8 August, 1903, pp. 82-83. 
1818. Wickson, E. J. Thrips on field crops. <Pacific Rural Press, 
15 August, 1903, p. 99. / 
1819. Wickson, E. J. Fumigation practice in Southern California. 
<Pacific Rural Press, 29 August, 1903. 
1820. Wickson, E. J. Red spiders on fruit trees. <Pacific Rural 
Press, 5 September, 1903, 3 figs. 
1821. Wickson, E. J. Leaf injury by distillate spraying. <Pacific 
Rural Press, 12 September, 1903, 5 figs. 
1822. Wickson, E. J. The greedy scale, not the San Jose scale. 
<CPacific Rural Press, 10 October, 1903, p. 277. 
1823. Wickson, E. J. Chicken ticks. The flat-headed borer. <Pa- 
cific Rural Press, 17 October, 1903, p. 243. 
1824. Wickson, E. J. Trapping the canker-worm moth. <Pacific 
Rural Press, 7 November, 1903, p. 291. 
1825. Wickson, E. J. Red spider on apple trees. <Pacific Rural 
Press, 19 December, 1903, pp. 386-387. 
1826. Wickson, E. J. Scale on walnuts. <Pacific Rural Press, 16 
January, 1904, p. 35. 
1827. Wickson, E. J . Ear ticks of domestic animals. <Pacific Rural 
Press, 30 January, 1904, p. 66. 
1828. Wickson, E. J. Hot lime, salt, and sulphur. The San Jose 
scale. <Pacific Rural Press, 6 February, 1904, p. 82. 
1829. Wickson, E. J. Crude oil for peach borer. <Pacific Rural 
Press, 13 February, 1904, p. 99. 
1830. Wickson, E. J. Lysol for Phylloxera. <Pacific Rural Press, 
22 March, 1904, p. 163. 
1831. Wickson, E. J. Bluestone in the lime, salt, and sulphur 
washes. < Pacific Rural Press, 29 March, 1904, p. 178. 
1832. Wickson, E. J. Rational treatment of the codlin moth. <Pa- 
cific Rural Press, 16 April, 1904. 
1833. Wickson, E. J. Wire worms and beans. <Pacific Rural Press, 
23 April, 1904, p. 259. 
1834. Wickson, E. J. The olive twig borer. <Pacilic Rural Press, 
30 April, 1904, p. 274. 
