BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY". 
103 
1720. Wickson, E. J. Bran and arsenic for grasshoppers and cut¬ 
worms. <Pacific Rural Press, 11 April, 1900, p. 227. 
1721. Wickson, E. J. Horn fly fighting’. <Pacific Rural Press, 21 
April, 1900, p. 213. 
1722. Wickson, E. J. Twig borer of olives, prunes, and vines. 
Leaf chafers at Fresno. <Pacific Rural Press, 12 May, 
1900, p. 291. 
1723. Wickson, E. J. Wireworms in beet fields. Lecanium hemi- 
sphxricum. The purple scale. Prune aphis and red spider. 
<Pacific Rural Press, 26 May, 1900, p. 323. 
1721. Wickson, E. J. Killing fleas in outbuildings. <Pacific Rural 
Press, 23 June, 1900, p. 387. 
1725. Wickson, E. J. The Diabrotica in the San Joaquin. Peach 
moth in the foothills. <Pacific Rural Press, 30 June, 1900, 
p. 103. 
1726. Wickson, E. J. Soft orange scale. <Pacific Rural Press, 7 
July, 1900, p. 3. 
1727. Wickson, E. J. Ladybirds and bean aphis. <Pacific Rural 
Press, 11 July, 1900, p. 19. 
1728. WiCkson, E. J. The dreadful Diabrotica. <Pacific Rural 
Press, 21 July, 1900, p. 35. 
1729. Wickson, E. J. Killing weevil in stored grains or legumes. 
Orange scale. <Pacitic Rural Press, 1 August, 1900, p. 67. 
1730. Wickson, E. J. Cotton} 7 cushion scale. <Pacific Rural Press, 
18 August, 1900, p. 99. 
1731. Wickson, E. J. Paris green and codlin’ moth. Potato worms. 
<Pacific Rural Press, 1 September, 1900, p. 131. 
1732. Wickson, E. J. Paris green for Diabrotica. <Pacific Rural 
Press, 15 September, 1900, p. 263. 
1733. Wickson, E. J. Millipedes in carnation roots. <Pacific Rural 
Press, 24 November, 1900, p. 323. 
1734. Wickson, E. J. Lime, salt, and sulphur wash for borers. 
Peach moth. <Pacific Rural Press, 29 December, 1900, p. 
403. 
1735. Wickson, E. J. Canker worms. <Pacific Rural Press, 5 
January, 1901, p. 3. 
1736. Wickson, E. J. Brown apricot scale. Peach moth. <Pacific 
Rural Press, 12 January, 1901, p. 19. 
1737. Wickson, E. J. Treatment for woolly aphis. The scurf} 7 
scale, woolly aphis on pear. The black scale. Paris green 
for peach moth. <Pacific Rural Press, 19 January, 1901, 
p. 35. 
