1523) Pearson, Henry A. 



1965. Studies of forage digestibility under ponderosa pine stands. Soc. Amer. For- 

 est. Proc. 1964: 71-73. 



1524) Peck, E. C, E. S. Kotok, and L. A. Mueller. 



1956. Air drying of ponderosa pine lumber in Arizona. Forest Prod. J. 6: 88-96. 



1525) Pender, T. C. 



1935. Timber stand improvement in the ponderosa pine type. U.S. Forest Serv. 

 Intermountain Forest and Range Exp. Sta. , 10 pp. 



1526) Pengelly, W. Leslie. 



1963. Timberlands and deer in the northern Rockies. J. Forest. 61: 734-740. 



1527) Perry, Walter J. 



1921. Yellow pine reproduction: comments on factors affecting its establishment. 

 J. Forest. 19: 622-631. 



1528) 



1921. Some observations on the relation of soil moisture to height growth in yellow 

 pine saplings. J. Forest. 19: 752-753. 



1529) 

 1530) 

 1531) 



1922. Can mistletoe be eradicated by pruning? J. Forest. 20: 627-628. 



1923. Indian peeling in western yellow pine. Amer. Forest. 29: 38, 



1929. Damage to western yellow pine reproduction under various logging methods. 

 J. Forest. 27: 500-506. 



1532) Person, Hubert L. 



1928. Tree selection by the western pine beetle. J. Forest. 26: 564-578. 



1533) 

 1534) 

 1535) 



1928. An experiment in insect control in western yellow pine slash. U.S. Forest 

 Serv. Forest Worker 4: 16-17. 



1931. Theory in explanation of the selection of certain trees by the western pine beetle. 

 J. Forest. 29: 696-699. 



1940. The Clerid Thanasimus lecontei (Wolc.) as a factor in the control of the western 

 pine beetled J. Forest. 38: 390-396. 



1536) Peterson, Geraldine. 



1939. Merchantable height volume table for immature ponderosa pine (Pinus ponderosa 

 Laws.). U.S. Forest Serv. Southwestern Forest and Range Exp. Sta. Res. 

 Note 73, 2 pp. 



1537) 



1939. Merchantable height volume table for mature ponderosa pine . U.S. Forest 

 Serv. Southwestern Forest and Range Exp. Sta. Res. Note 74, 2 pp. 



1538) 



1939. Merchantable height volume table for ponderosa pine (Pinus ponderosa Laws.). 



U.S. Forest Serv. Southwestern Forest and Range Exp. Sta. Res . Note 75, 2 pp. 



1539) Peterson, Roger S. 



1959. The Cronartium coleosporioides complex in the Black Hills. U.S. Agr. Res. 

 Serv. Plant Dis. Reptr. 43: 1227-1228. 



95 



