(426) Curtis, James D., and Melvin A. Coonrod. 



1961. The Town Creek ponderosa pine plantation. Soc. Amer. Forest. Proc. 1960: 

 21-25. 



(427) and Frank S. Elder. 



1965. Blue grouse feeding on planted ponderosa pine. J. Wildlife Manage. 29: 199-200. 



(428) and Marvin W. Foiles. 



1961. Ponderosa pine seed dissemination into group clearcuttings . J. Forest. 59: 



766-767. 



(429) and Marvin W. Foiles. 



1962. Damage to ponderosa pine plantations. U.S. Forest Serv. Intermountain Forest 



and Range Exp. Sta. Res. Note 87, 2 pp. 



(430) and Marvin W. Foiles. 



1964. Outplanting ponderosa pine in pots. U.S. Forest Serv. Tree Planters' Notes 

 66: 29-32. 



(431) and Donald W. Lynch. 



1957. Silvics of ponderosa pine. U.S. Forest Serv. Intermountain Forest and Range 



Exp. Sta. Misc. Pub. 12, 37 pp. (Rev. in Silvics of Forest Trees of the 

 United States (H. A. Fowells, comp.) 1965. U.S. Dep. Agr. Handb. 271, 

 pp. 417-431.) 



(432) andAlvinK. Wilson. 



1953. Porcupine feeding on ponderosa pine in central Idaho. J. Forest. 51: 339-341. 



(433) andAlvinK. Wilson. 



1958. A test of group selection in Idaho ponderosa pine. J. Forest. 56: 182-189. 



(434) Cushman, William H. , and R. H. Weidman. 



1937. Survival increased by carefulness in field planting. U.S. Forest Serv. Northern 

 Rocky Mountain Forest and Range Exp. Sta. Appl. Forest. Note 81, 3 pp. 



(435) Cutler, D. D. 



1955. A permanent plot system of survey for the continuous inventory of ponderosa 

 pine stands in the Southwest. J. Forest. 53: 186-189. 



(436) Dahlsten, D. L. 



1961. Life history of a pine sawfly, Neodiprion sp. , at Willits, California. Can. En- 

 tomol. 93: 182-195. 



(437) Dahms, Walter G. 



1949. How long do ponderosa pine snags stand? U.S. Forest Serv. Pacific Northwest 

 Forest and Range Exp. Sta. Res. Note 57, 3 pp. 



(438) 



1950. The effect of manzanita and snowbrush competition on ponderosa pine reproduc- 

 tion. U.S. Forest Serv. Pacific Northwest Forest and Range Exp. Sta. Res. 

 Note 65, 3 pp. 



(439) 

 (440) 



1954. Growth of pruned ponderosa pine. J. Forest. 52: 444-445. 



1955. Chemical brush control on central Oregon ponderosa pine lands. U.S. Forest 

 Serv. Pacific Northwest Forest and Range Exp. Sta. Res. Note 109, 5 pp. 



27 



