SEPARATES FROM YEARBOOKS. 25 
The principal insect enemies of the peach. By A. L. Quaintance. pp. i-v+325- 
348, figs. $2-88, pls. XXVII-XXXIII. July, 1906. (Separate No. 386, Office 
of Secretary. ) 
Farm practice in the control of field-crop insects. By F. M. Webster. pp. i-iii 
+465476, figs. 111-112, pls. LIV-LV. July, 1906. (Separate No. 396, Office 
of Secretary.) Out of print. 
The principal injurious insects of 1905. Prepared in Bureau of Entomology. 
pp. 628-636. August, 1906. (Separate No. 408, Office of Secretary.) Out of 
print. 
1906. 
Some recent studies of the Mexican cotton boll weevil. By W. D. Hunter. pp. 
i-iii+-313-824, fig. 9, pl. XVI. (Separate No. 425, Office of Secretary.) 
Lime-sulphur washes for the San Jose scale. By A. L. Quaintance. pp. i-ii+ 
429-446, figs. 15-16, pls) XXXVII-XXXIX. (Separate No. 433, Office of 
Secretary.) 
The principal injurious insects of 1906. Prepared in the Bureau of Entomology. 
pp. 508-517. 1907. [Reprint from Appendix, Yearbook of the Department of 
- Agriculture for 1906.] (Separate No. 488, Office of Secretary.) 
YEARBOOK ARTICLES NOT PRINTED SEPARATELY. 
Methods of controlling injurious insects, with formulas for insecticides. By 
C. L. Marlatt. (In Yearbook of the Department of Agriculture, 1894, Appen- 
dix, pp. 572-576.) 
Methods of controlling injurious insects. (In Yearbook of the Department of 
Agriculture, 1895, Appendix, pp. 5S0—586. ) 
Methods of controlling injurious insects. (In Yearbook of the Department of 
Agriculture, 1896, Appendix, pp. 617-619.) 
Methods of controlling injurious insects. (In Yearbook of the Department of 
Agriculture, 1897, Appendix, pp. 685-640.) 
Methods of controlling injurious insects. By the Entomologist, L. O. Howard. 
(In Yearbook of the Department of Agriculture, 1898, Appendix, pp. 657-662.) 
The principal injurious insects of the year 1899. (In Yearbook of the Depart- 
ment of Agriculture, 1899, Appendix, pp. 745-748.) 
The principal injurious insects of the year 1900. (In Yearbook of the Depart- 
ment of Agriculture, 1900, Appendix, pp. 725-729.) 
The principal injurious and useful insects in 1901. By F, H. Chittenden. (In 
Yearbook of the Department of Agriculture, 1901, Appendix, pp. 674-679.) 
Method of estimating the yield of cotton in the field. By J. C. Crawford. (In 
Yearbook of the Department of Agriculture, 1904, Appendix, pp. 625-626.) 
MISCELLANEOUS REPORTS. 
[Publications which originated in the Division of Entomology, but which were 
published in a numbered series of the Secretary’s Office or some other office of 
the Department. ] 
The silkworm; being a brief manual of instruction for production of silk. By 
C. V. Riley. pp. 31. 1879. (Special report No. 11, old-series, Office of Sec- 
retary.) Out of print. 
Same, second edition. pp. 37. 1882. Out of print. 
Same, third edition. Out of print. 
Same, fourth edition. pp. 37. 1888. Out of print. 
[Cir. 76] 
