244 MISC. PUBLICATION 3 6 4, U. S. DEPT. OF AGRICULTURE 



Howe, C. D., Robinson, — , White, J. B., Leavitt, Clyde, Caverhille, P. Z., and 

 Zavitz, E. J. (4821) 



silvicultural methods and problems in canada. Brit. Empire Forestry 

 Conf. Proc. and Resolutions 1923 : 143-164. 1927. 



Illick, J. S. (4822) 



some silviculture problems in Pennsylvania. Jour. Forestry 18 : 502-511. 

 1920. 



Ingram, D. C. (4823) 



silvicultural and grazing combined. Soc. Amer. Foresters Proc. 11 : 444- 

 446. 1916. 



Jaenicke, A. J., and Peirson, H. B. (4824) 



the place of entomology in silviculture. Jour. Forestry 23: 372^377. 

 1925. 



Jentsch, Fritz. (4825) 



the rise of silviculture. Forestry Quart. 9: 544-556. 1911. 



Jones, A. R. R. (4826) 



EUROPEAN FORESTRY METHODS APPLICABLE TO NORTHERN ONTARIO WOODLANDS. 



Canad. Woodlands Rev. 1 (5) : 9-10. 1929. 



Larsen, J. A. (4827) 



trend of silviculture development in Germany. Jour. Forestry 22: 506- 

 512. 1924. 



Leavitt, Clyde. (4828) 



Canada's forests as a crop. Canad. Forestry Jour. 15 (10) : 387-390. illus. 

 1919. 



■ (4829) 



silvicultural problems in mixed forests. Jour. Forestry 16: 945-946, 



1918, 



Li, Tsi-Tung. (4830) 



some examples of Chinese silviculture. Yale Forest School News 14 (3) : 

 47. 1926. 



McCarthy, E. F. (4831) 



forest problems in the hardwoods. South. Forestry Cong. Proc. 10 : 52-57. 

 1928. 



(4832) 



the management of pulp lands in eastern canada. Canad. Forestry Mag. 



17 (3) : 158-161. 1921. 



and Hoyle, R. J. . (4833) 



production of pulp on balsam lands. Paper 23 (7) : 14-18, illus. 1918. 



Marshall, R. C. (4834) 



NOTES ON THE SILVICULTURE OF THE MORE IMPORTANT TIMBER TREES OF TRINIDAD 



and tobago. 47 pp., illus. Trinidad. 1930. 



Mayr, Heinrich. (4835) 



some fundamental principles of silviculture. Forestry Quart. 5 • 174- 

 189. 1907. 



Metcalf, Woodbridge. (4836) 



forestry among the giants. Amer. Forestry 28: 643-654, illus. 1922. 



Morbeck, G. C. (4837) 



A MINNESOTA FOREST PROBLEM : TO KEEP PINE LANDS PRODUCTIVE. JOUT. For- 

 estry 20 : 533-537. 1922. 



Mulloy, G. A. (4838) 



SILVICULTURAL PROBLEMS OF OUR BALSAM FIR-SPRUCE TYPE FORESTS. Canad. 



Woodlands Rev. 1 (12) : 9-10, 30-32, illus. 1930. 



Munger, T. T. (4839) 



forestry in the Douglas fir region. Amer. Forestry 26 : 199^205, illus. 

 1920. 



(4840) 



practicable forestry steps in the douglas fir region. Lumber World 



Rev. 45 (12) : 48. 1923. 



