YEARBOOK ARTICLES NOT PRINTED SEPARATELY. 29 
1905. 
The gypsy and brown-tail moths and their European parasites. By L. O. Howard. 
pp. i-1+ 123-188, figs. 5, pls. I-II. July, 1906. (Separate No. 373, Office of Sec- 
retary.) Out of print. 
Insect enemies of forest reproduction. By A. D. Hopkins. pp. i-iii+249-256, figs. 
61-69. July, 1906. (Separate No. 381, Office of Secretary.) 
The principal insect enemies of the peach. By A. L. Quaintance. pp. i-v+325-348, 
figs. 82-88, pls. XX VII-XXXIII. July, 1906. (Separate No. 386, Office of Sec- 
retary.) : 
Farm practice in the control of field-crop insects. By F. M. Webster. pp. i-iii+ 
465-476, 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 the 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. iii 
+313-324, fig. 9, pl. XVI. (Separate No. 425, Office of Secretary.) 
Lime-sulphur washes for the San Jose scale. By A. L. Quaintance. pp. 1-1i-++429- 
446, figs. 15-16, pls. XX XVII-XXXIX. (Separate No. 433, Office of Secretary.) 
The principal injurious insects of 1906. Prepared in the Bureauof Entomology. pp. 
508-517. 1907. (Separate No. 438, Office of Secretary.) Out of print. 
1907. 
Notable depredations by forest insects. By A. D. Hopkins. pp. i-iii+149-164. 
(Separate No. 442, Office of Secretary.) 
The value of insect parasitism to the American farmer. By F.M. Webster. pp. i-iv 
+237-256, figs. 7-30. Separate No. 447, Office of Secretary.) 
The codling moth or apple worm. By A. L. Quaintance. pp. i-tii+435-450. (Sep- 
arate No. 460, Office of Secretary.) 
The principal injurious insects of the year 1907. Prepared in the Bureau of Ento- 
mology. pp. 541-552. 1908. (Separate No. 472, Office of Secretary.) 
1908. 
Information about spraying for orchard insects. By A. L.Quaintance. pp. i-ti+267- 
288, pls. XVI-XX. (Separate No. 480, Office of Secretary.) 
Some things that the grower of cereal and forage crops should know about insects. By 
F. M. Webster. pp. i-iv-+367-388, figs. 3-19, pls. XXX-XXXII. (Separate No. 
488, Office of Secretary.) 
The principal injurious insects of the year 1908. Prepared in the Bureau of Ento- 
mology. pp. i-ii-+567-580. 1909. (Separate No. 499, Office of Secretary.) Out of 
print. 
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, Appendix, pp. 
572-576.) 
Methods of controlling injurious insects. (In Yearbook of the Department of Agricul- 
ture, 1895, Appendix, pp. 580-586.) 
Methods of controlling injurious insects. (In Yearbook of the Department of Agricul- 
ture, 1896, Appendix, pp. 617-619.) 
{Cir. 76] 
