BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 
55 
871. Johnson, W. G. Notes on insects of economic importance for 
1900. <Bull. No. 26, n. s., Div. Entr, U. S. Dept. Agric., 
October, 1900, pp. 80-84. 
872. Johnson, W. G. San Jose scale. <Amer. Gardening, 17 
November, 1900. 
873. Johnson, W. G. The peach borer. <Country Gentleman, 22 
November, 1900, p. 949. 
874. Johnson, W. G. Fumigation for scaly bark-lice. <Rural New 
Yorker, 15 December, 1900, p. 832. 
875. Johnson, W. G. Points about winter spraying. <Amer. Agri¬ 
culturist, 29 December, 1900, p. 677, 1 fig. 
876. Johnson, W. G. Answers to queries and notes on insects inju¬ 
rious in mills. XXIX. <Amer. Miller, 1900, p. 292. 
877. Johnson, W. G. Answers to queries and notes on insects inju¬ 
rious in mills. XXX. <Amer. Miller, 1900, pp. 385-386. 
878. Johnson, W. G. Answers to queries and notes on insects inju¬ 
rious in mills. XXXI. <Amer. Miller, 1900, p. 526, 2 figs. 
879. Johnson, W. G. Answers to queries and notes on insects inju¬ 
rious in mills. XXXII. <Amer. Miller, 1900, pp. 692-693. 
880. Johnson, W. G. Answers to queries and notes on insects inju¬ 
rious in mills. XXXI11. <Amer. Miller, 1900, pp. 848-849, 
3 figs. 
881. Johnson, W. G. The destructive green pea louse. <RuralNew 
Yorker, 12 January, 1901, p. 17, 1 fig. 
882. Johnson, W. G. Green pea industry threatened. <Amer. Agri¬ 
culturist, 9 February, 1901, p. 202, 2 figs. 
883. Johnson, W. G. Effect of gas on nursery stock. <Amer. Agri¬ 
culturist, 9 March, 1901, p. 362, 3 figs. 
884. Johnson, W. G. Important enemy of the San Jose scale. 
<Amer. Agriculturist, 16 March, 1901, p. 398, 1 fig. 
Note on Aphelinus fuscipennis How. 
885. Johnson, W. G. Emory fumigator for fruit trees. <Amer. 
Agriculturist, 23 March, 1901, p. 432, 2 figs. 
886. Johnson, W. G. More about fumigation. <Orange Judd 
Farmer, 30 March, 1901. 
887. Johnson, W. G. The grain aphis doing great damage to wheat 
and oats in Texas. <The Weekly Modern Miller, 6 April, 
1901, p. 13, 3 figs. 
Notes on Nectcirophora avense Fab. 
888. Johnson, W. G. Timely notes on asparagus beetle. <American 
Agriculturist, 11 May, 1901, p. 648. 
