FOREST PROTECTION 425 



Frontz, LeRoy. (8441) 



DEER DAMAGE TO FOREST TREES IN PENNSYLVANIA. Pa. Dept. Forests and 



Waters, Research Circ. 3, 11 pp. 1930. 



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porcupines damage forest stands. Forest Leaves 21 (2) : 24. 1927. 



Gabrifxson, I. N. and Horn, E. E (8443) 



porcupine control in the western states. U. S. Dept. Agr. Leaflet 60, 

 8 pp., illus. 1930. 



Gilbert, J. C. (8444) 



pine or porcupine? Field and Stream 35 (6) : 34-35, 74, illus. 1930. 



Girardin, Jean. (8445) 



to guard trees against hares and rabbits. Horticulturist 7 : 61-62. 1852. 



Harrington, F. O. (8446) 



how to save trees that have been barked by rabbits or mice. Iowa State 

 Hort. Soc Rept. (1898) 33 : 430-432. 1899. 



Hatch, A. B. (8447) 



OBSERVATIONS ON THE INFLUENCE OF RODENTS ON IMMEDIATE REPRODUCTION FOL- 

 LOWING logging in northern idaho. Idaho Forester 10: 25-29. 1928. 



Hosley, N. W. (8448) 



RED SQUIRREL DAMAGE TO CONIFEROUS PLANTATIONS AND ITS RELATION TO CHANG- 

 ING food habits. Ecology 9 : 43-48, illus. 1928. 



Ingram, P. V., and Putnam, R. W. (8449) 



porcupine damage to western yellow pine. Timberman 27 (6) : 190, illus. 

 1926. 



Kains, M. G. (8450) 



protecting trees against animals. Gard. Mag. 25 (1) i 52, 54, illus. 1917. 



Lantz, D. E. (8451) 



pocket gophers as enemies of trees. U. S. Dept. Agr. Yearbook 1909 : 209^ 

 218, illus. 1910. 



MoAtee, W. L. (8452) 



woodpeckers in relation to trees and wood products. U. S. Dept. Agr., 

 Bur. Biol. Survey Bull. 39, 99 pp., illus. 1911. 



Munns, E. N. (8453) 



THE PACK RAT AS AN ENEMY OF NATURAL REPRODUCTION ON THE ANGELES 



national forest. Jour. Forestry 15: 417-423. 1917. 



Murrhl, W. A. (8454) 



how meadow mice destroy trees. Sci. Amer. 123 (21) : 525, 536, illus. 1920. 



Vearson, G. A. (8455) 



methods of combatting seed-destroying animals, fort valley experiment 

 station. U. S. Dept. Agr. Rev. Forest Serv. Invest. 2: 82-85. 1913. 



Pulling, A. V. S. (8456) 



small rodents and northeastern conifers. Jour. Forestry 22 (7) : 813-814. 

 1924. 



(8457) 



wild life and forest reproduction. N. Y. State Col. Forestry, Syracuse 

 Univ., Forest Protect. Conf . 1926 : 45-51. 1926. 



Record, S. J. (8458) 



bird peck in hickory. Hardwood Rec. 35 (2) : 27, 1912. 



Ridsdale, P. S. (8459) 



the war on predatory animals, Amer. Forestry 18: 211-218, illus. 1912. 



Shinn, C. H. (8460) 



the range hog as a forest problem. Forestry and Irrig. 9 : 295-297. 1903. 



Shufeldt, R. W. (8461) 



four-footed foresters, the squirrels. Amer. Forestry 26: 37-44, illus. 

 1920. 



