REFERENCES 411 



This result strengths the conclusion that for species which form 

 part of the same crown canopy, differences in total yield, of plots with 

 different per cents of mixture, may not constitute a serious obstacle 

 to the construction of yield tables based on age. 1 



References 



Rate of Growth of Conifers in the British Isles. Bui. 3, Forestry Commission, 

 1920. 



Comparison of Yields in the White Mountains and Southern Appalachians, K. W. 

 Woodward, Forestry Quarterly, Vol. XI, 1913, p. 503. 



Einheitliche Sehatzungstafel fur Kiefer, Zeitschrift filr Forest- und Jagdwesen, June, 

 1914, p. 325. Review, Forestry Quarterly, Vol. XII, 1914, p. 629. 



The Use of Yield Tables in Predicting Growth, E. E. Carter, Proc. Soc. Am. Foresters, 

 Vol. IX, 1914, p. 177. 



Yields of Mixed Stands, Schwappach, Untersuchungen in Mischbestanden, Zeit- 

 schrift fur Forest- und Jagdwesen, Aug., 1914, p. 472. Review, Forestry 

 Quarterly, Vol. XIII, 1915, p. 98. 



1 A Preliminary Study of Growth and Yield of Mixed Stands, S. B. Show and 

 Duncan Dunning, U. S. Forest Service, San Francisco, Cal., 1921. Unpublished 

 manuscript. 



