REFERENCES CITED 



Alexander, Robert R. , David Tackle, and Walter G. Dahms 



1967. Site indexes for lodgepole pine, with corrections for stand density. U.S. 

 For. Serv. Res. Pap. RM-29, 18 p. 



Amman, Gene D. 



1969. Mountain pine beetle emergence in relation to depth of lodgepole pine bark. 

 USDA For. Serv. Res. Note INT-96, 8 p. 



Amey, James D. 



1972. Computer simulation of Douglas- fir tree and stand growth. Ph.D. Thesis, 

 Oreg. State Univ. 

 Barrodale, I. 



1968. approximation and the analysis of data. Appl. Statis . 17:51-57. 

 Bella, I. E. 



1971. A new competition model for individual trees. For. Sci. 17 (3) : 364-372 . 

 Bormann, F. H. 



1957. Moisture transfer between plants through intertwined root systems. Plant 

 Physiol. 32(l):48-55. 

 Bradu, D. , and Y. Mundlak 



1970. Estimation in log-normal linear models. J. Am. Statist. Assoc. 65:198-211. 

 Bruce, David 



1970. Predicting product recovery from logs and trees. USDA For. Serv. Res. Pap. 

 PNW-107, 15 p. 

 Cole, Walter E., and Gene D. Amman 



1969. Mountain pine beetle infestations in relation to lodgepole pine diameters. 

 USDA For. Serv. Res. Note INT-95 , 7 p. 



Dahms, Walter G. 



1967. Low stand density speeds lodgepole pine tree growth. U.S. For. Serv. Res. 

 Note PNW-47, 11 p. 

 Forsythe, Alan B. 



1972, Robust estimation of straight line regression coefficients by minimizing 

 pth power deviations. Technometrics 14(1) :159-166. 



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