OFFICE OF SELVICS. 



RAPHAEL ZON, Chief. 



Field Studies, W. W. ASHE, Acting. 



Colorado 



Study of insect-infested timber in Colorado National Forests, in cooperation 

 with the Bureau of Entomology (Forest Insect Investigations, A. D. Hopkins, 

 in charge) W. D. EDMONDSTON, Colorado Springs, Colo. 



Eastern States 



Study of second growth yellow poplar W. W. ASHE, Washington, D. C. 

 Study of the hickories A. T. BOISEN; assistant, C. G. BATES, Washington, D. C. 



New Hampshire 



Examination of established permanent sample plots J. H. FOSTER, Keeue. 



Northeastern States- 

 Study of the birches S. T. DANA, Washington, D. C. 



General 



Study of the soil and moisture requirements of trees E. R. HODSON, Wash- 

 ington, D. C. 



Study of the methods of determining the light requirements of trees G. A. 

 PEARSON, Washington, D. C. 



Library, H. E. STOCKBRIDGE. 

 Compilation, E. H. FROTHINGHAM. 



OFFICE OF EXTENSION. 



% 



SAMUEL N. SPRING, Chief. 



Planting, L. C. MILLER (in the Field). 

 E. C. CLIFFORD, Aetingi 



(Nursery and planting work under the direction of supervisors.) 



Pikes Peak Planting Station. J. F. KUMMEL, Monument, Colo. 

 Pocatello Planting Station. G. B. MACDONALD, Pocatello, Idaho. 

 Garden City Planting Station. A. E. OMAN, Garden City, Kans. 



Reconnaissance, W. H. VON BAYER. 



Investigations of storage and germination of forest tree seeds preliminary 

 to experimental work at planting stations, and in cooperation with nurserymen. 



Cooperation, A.-S. PECK (in the Field). 

 C. A. KTJPFER, Acting. 



Correspondence. Advice on private forest planting C. A. Kupfer. 



N 



Examination of nurseries and plantations in the Southern States A. S. 

 PECK, Washington, D. C. 



Compilation of data on private forest planting W. M. MOORE, Washington, 

 D. C. 



