CONTENTS 



I'age 



Forest Terminolog}', Terms Used in Lumber Industry i 



Our Present Knowledge of the Forest Formations of the Isthmus of Panama 76 

 By H. Pittier. 



Summary of the White-pine Blister Rust Situation 85 



By H. Metcalf. 



Forestation Practice in Norway 90 



Based on article by F. Lindberg. 



Tree Growth in the Vicinity of Grinnell, Iowa 100 



By H. S. Conard. 



A Word to the Members I45 



By F. Roth. 



Forestry and the War I49 



By B. E. Fernow. 



The Technical Forester in National Forest Administration 155 



By L. F. Kneipp. 



Comments on Kneipp's Paper 163 



By J. W. Toumey 163 



S. N. Spring 165 



B. P. Kirkland 55° 



F. E. Olmsted 555 



F. A. Silcox 558 



H. Winkenwerder 561 



A. C. Ringland 671 



R. W. Ayres 673 



Relation of Stimuli to the Cone Production of Western Hemlock 168 



By R. Watson. 



Valuation of Damages to Inmiature Timber 17G 



By W. N. Sparhawk. 



The White-pine Weevil and Its Relation to Second-growth White Pine 192 



By S. A. Graham. 



Comments on Korstian's Classification of Forestry Literature 203 



By Helen E. Stockbridge 203 



Mary A. Ewer 204 



B. E. Fernow 209 



Some Social Aspects of Forest Management 210 



By B. MacKaye. 

 Growth and Management of Pinon in New Mexico 215 



By H. H. Chapman and C. E. Behre. 

 Woodland versus Woodlot in Farm Forestry 218 



By W. R. Mattoon. 

 Studies of Yield and Reproduction of Western Yellow Pine in Arizona and 



New Mexico 273 



By G. A. Pearson. 

 Aspen as a Temporary Forest Type 294 



By F. S. Baker. 

 Accelerated Growth of Balsam P'ir in the Adirondacks ^04 



By E. F. McCarthy. 

 First Season's Growth and Mortality of White-pine and Rod-pine Plantations ^oS 



By C. H. Guise. 

 The Relation of Germination in the Greenhouse and Niu-scrv 310 



liy S. B. Sliow. 

 'I'he Role of Artificial Regeneration in the Re-enforcenunt of Hardwood 



Woodlots 329 



By E. Secrest. 



