FOKEST BOTANY 249 



Forbes, R. D. (4918) 



TIMBER GROWING AND LOGGING AND TURPENTINING PRACTICES IN THE SOUTHERN 



pine region. U. S. Dept. Agr. Tech. Bull. 204, 114 pp., illus. 1930. 



Foster, J. H. (4919) 



suggestions for cutting waste pine lots. N. H. Agr. Expt. Sta. Press 

 Bull. 22, 1 p. 1912. 



Frothingham, E. H. (4920) 



ECOLOGY AND SILVICULTURE IN THE SOUTHERN APPALACHIANS ; OLD CUTTINGS 



as a guide to future practice. Jour. Forestry 15 : 343-349. 1917. 



(4921) 



MINIMUM REQUIREMENTS FOR CONTINUOUS REPRODUCTION IN SOUTHERN AP- 

 PALACHIAN region. Lumber World Rev. 42 (4) : 49-50. 1922. 



(4922) 



MINIMUM REQUIREMENTS TO KEEP CUT-OVER LANDS PRODUCTIVE. South. Lumber- 

 man 1361: 39-40. 1921. 



(4923) 



WHITE PINE UNDER FOREST MANAGEMENT. TJ. S. Dept. Agr. Bull. 13, 70 pp., 



illus. 1914. 



Garver, R. D. (4924) 



selective cutting in cross tie operations. Cross Tie Bull. 10 (4) : 12-16. 

 1929. 



(4925) 



selective logging as a protective measure. Ga. Forest Serv. Bull. 11 : 37-40. 



1930, 



— (4926) 



selective logging of southern pine. Lumber Trade Jour. 97 (7) : 34-35. 

 1930. 



(4927) 



selective logging versus clear cutting in shortleaf pine. Lumber Trade 

 Jour. 98 (8) : 25-26, illus. 1930. 



Gaskill, Alfred. (4928) 



growing chestnut for profit. N. J. Forest Park Reserv. Comn. Ann. Rept. 

 3: 85-101, illus. 1907. 



Gibbons, W. H., Johnson, H. M., and Spelman, H. R. (4929) 



the effect of tree sizes on western yellow pine lumber values and 



production costs in 6 its. Timberman 30 (12) : 44, 46, 48-49; 31 (1) : 



241-244; (2) : 49-50, 52, 54-55; (3) : 54-56; (4) 49-50, 52; (5) : 194, 196, 



198, illus. 1929-30. 



Gerard, J. W. (4930) 



THE PRACTICE OF FORESTRY IN WESTERN YELLOW PINE. Wash. [State] UlllV. 



Forest Club Quart. 5 (2) : 39-43. 1926. 

 Goodman, R. B. (4931) 



CONDITIONS ESSENTIAL TO SELECTIVE CUTTING IN NORTHERN WISCONSIN HARD- 

 WOODS and hemlock. Jour. Forestry 28 : 1070-1075. 1930. 



Graves, H. S. (4932) 



the management of second-growth sprout forests. U. S. Dept. Agr. Year- 

 book 1910: 157-168, illus. 1911. 



(4933) 



the selection system. Soc. Amer. Foresters Proc 5: 1-17, illus. 1910. 



Green, S. B. (4934) 



rate of increase on the cut-over timberlands of Minnesota. Minn. Agr. 

 Expt. Sta. Bull. 49, 47 pp., illus. 1896, 



Haig, I. T. (4935) 



A QUARTER CENTURY OF SILVICULTURE IN THE WESTERN WHITE PINE TYPE. Mont. 



Univ. Forestry Club, Forestry Kaimin 1930: 36^41, 72-76, illus. 1930. 



