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



Chittenden, A. K. (5177) 



thinning woodlots. Mich. Agr. Expt Sta. Quart. Bull. 5 (2) : 83-84. 

 1922. 



Churchill, H. L. (5178) 



girdling hardwoods to release young conifers. Jour. Forestry 26: 527- 

 530. 1928. 



(5179) 



girdling of hardwoods to release young conifers. Jour. Forestry 25 : 708- 



714. 1927. 



Clark, J. F. (5180) 



some types of forest weeds. Canad. Forestry Jour. 2: 110-113, illus. 

 1906. 



Cline, A. C. (5181) 



forest weeding, with special reference to young natural stands in central 

 new England. 20 pp., illus. Boston. 1929. 



Cook, H. O. (5182) 



HOW TO MAKE IMPROVEMENT THINNINGS IN MASSACHUSETTS WOODLANDS ... 21 



pp., illus. Boston. 1910. 



and Kneeland, P. D. (5183) 



INSTRUCTIONS FOR MAKING IMPROVEMENT THINNINGS AND THE MANAGEMENT 

 OF MOTH-INFESTED WOODLANDS . . . Ed. 3, 35 pp., illuS. Boston. 1914. 



Cope, J. A. (5184) 



thinnings in loblolly pine at a profit. Jour. Forestry 19 : 759-761. 

 1921. 



Cottrell, A. T. . (5185) 



thinning white cedar in new jersey. Jour. Forestry 28: 1157-1162. 

 1930. 



Cuno, J. B. (5186) 



CUTTING CULL SECOND-GROWTH TREES TO IMPROVE HARDWOOD STANDS. South. 



Lumberman 1793: 169-170, illus. 1930. 



Fernow, B. E. (5187) 



principles of iNTERLUCATiON. Jour. U. S. Assoc Charcoal Iron Workers 3 : 

 344-352. 1882. 



Fisher, R. T. (5188) 



THE YIELD OF VOLUNTEER SECOND GROWTH AS AFFECTED BY IMPROVEMENT CUT- 

 TING and early weeding. Jour. Forestry 16: 493-506, illus. 1918. 



Foster, C. H. (5189) 



thinnings in natural stands. Jour. Forestry 27 : 804-806. 1929. 



Graeber, R. W. (5190) 



FARMER MAKES A PROFIT FROM THINNING HIS WOODLAND. U. S. Dept. Agr., 



Forest Worker 5 (1) : 5. 1929. 

 Guise, C. H. (5191) 



GROWTH AND ITS RELATION TO THINNING I SAMPLE PLOT STUDIES IN MIXED HARD- 

 WOODS. Jour. Forestry 19 : 546-549 ; 23 : 156-159 ; 28 : 16-22. 1921-30. 



Hansen, T. S. (5192) 



THE EFFECT OF OVERSTOCKING ON A FIFTEEN-YEAR-OLD STAND OF NORWAY PINE. 



Jour. Forestry 26 : 544-545. 1928. 



and Brown, R. M. (5193) 



some results of thinning jack pine. Jour. Forestry 27 : 275-279. 1929. 



Hanzlik, E. J. (5194) 



COMPARATIVE INCREASE IN VOLUME OF ARTIFICIALLY AND NATURALLY THINNED 



stands. Jour. Forestry 22 : 386-388. 1924. 



(5195) 



THINNING EXPERIMENTS IN SCOTCH PINE (PINUS SYLVESTRIS) IN SWEDEN. Jour. 



Forestry 23 : 431-432. 1925. 



(5196) 



tree classification in sweden. Jour. Forestry 22: 175-177, illus. 1924. 



