(800) Hoffman, Arthur F. C, and Theodore Krueger. 



1949. Forestry in the Black Hills . U.S. Dep. Agr. Yearbook 1949: 319-326. 



(801) Hoffman, George R. 



1960. The small mammal components of six climax plant associations in eastern Wash- 

 ington and northern Idaho. Ecology 41: 571-572. 



(802) Holmes, P. N. 



1947. 1945 lumber production in the northern Rocky Mountain Region. U.S. Forest 

 Serv. Northern Rocky Mountain Forest and Range Exp. Sta. Res. Note 49, 

 3 pp. 



(803) Holtby, B. E. 



1947. Soil texture as a site indicator in the ponderosa pine stands of southeastern 

 Washington. J. Forest. 45: 824-825. 



(804) Hood, A. B. 



1928. Logging operations in the Black Hills. Timberman 29: 37. 



(805) Hopkins, A. D. 



1902. Insect enemies of the pine in the Black Hills forest reserve. U.S. Dep. Agr. 

 Bur. Entomol. Bull. 32, 24 pp. 



(806) 



1906. The Black Hills beetle. U.S. Dep. Agr. Bur. Entomol. Bull. 56, 24 pp. 



(807) 



1907. Notable depredations by forest insects. U.S. Dep. Agr. Yearbook 1907: 149-164. 



(808) 



1909. Bark beetles of the genus Dendroctonus . U.S. Dep. Agr. Bur. Entomol. Bull. 

 83, Part 1. 



(809) Hopkins, J. C. 



1963. Atropellis canker of pine. Pp. 84-85. IN: Internationally Dangerous Forest 

 Tree Diseases. U.S. Forest Serv. Misc. Pub. 939. 



(810) Hopkins, Walt. 



1957. Watershed management considerations for sanitation- salvage logging in southern 

 California. U.S. Forest Serv. Calif. Forest and Range Exp. Sta. Res. Note 

 121, 4 pp. 



(811) Hopping, George R. 



1951. Forest entomology in relation to silviculture in Canada. Part V. The mountain 

 pine beetle. Forest. Chron. 27: 26-29. 



(812) Hopping, Ralph. 



1915. The entomological aspect of slash disposal. Soc. Amer. Forest. Proc. 10: 

 183-185. 



(813) 



1925. Relation between abnormality and insect attacks in western yellow and Jeffrey 

 pine stands. J. Forest. 23: 932-935. 



(814) Hornby, L. G. 



1935. Fuel type mapping in Region One . J. Forest. 33: 67-72. 



(815) Hornibrook, Ezra M. 



1936. The effectiveness of partial bark peeling in the control of Ips. J. Forest. 34: 



620-622. 



51 



