« 

 152 EXPERIMENT STATION RECORD. [Vol.40 



Effect of the war on forests of France, H. S. Gbaves (Amer. Forestry, 24 

 (1918), No. 300, pp. 709-717, figs. 10). — A popular discussion of forest conditions 

 in France, the effect of the war on the forests, and economic consequences. 



Annual report of the director of forestry of the Philippine Islands for the 

 fiscal year ended December 31, 1917, A. F. Fischek (Ann. lipt. Dir. Forestry 

 P. I., 1917, pp. 91). — This comprises a report for the year on the divisions of 

 forest management, forest lands and maps, investigation, sawmills and utiliza- 

 tion, administration, and of the forest school, including recommendations rela- 

 tive to needed legislation. Appended to the report are grading rules governing 

 the inspection and measurement of Philippine lumber, revised groups of Philip- 

 pine timber trees, data on public lands applications received from the Bureau 

 of Lands, together with data on major and minor forest products, revenues, and 

 expenditures for the year. 



Annual report of the director of forests, N. W. Jor.r.v (Ann. Rpt. Dir. For- 

 ests [Queensland], 1!H7, pp. 5, pis. 4)- — A Statistical report relative to the ad- 

 ministration and management of the State forests in New Zealand, including 

 data on areas, yields in major and minor products, revenues, expenditures, etc. 



The trees of White County, Indiana, with some reference to those of the 

 State, L. F. IIkimiu it [Proo. Ind. Acad. Sci., 1917, pp. 387-471, figs. 59).— This 

 comprises a survey of the native species of trees iu White County, Ind.. includ- 

 ing information relative to their distribution and economic uses. A bibliography 

 of related literature is appended. 



The vegetation of northern Cape Breton Island. Nova Scotia. G. V.. Nichols 

 (Tran*. Conn. Acad. Arts and Sci., £2 (1918), pi>. J'iH-.',67. figs. 70). — This com- 

 prises a study of the ecological relations of the deciduous forest climatic 

 formation and the northeastern evergreen coniferous forest climatic formation, 

 both of which formations are well represented on the island of Oape Breton. 



A bibliography of related literature is appended. 



Some factors in the replacement of the ancient East African forest by 

 wooded pasture land. (\ I". M. SWYNNEBTOR (No. African -lour. Sci., l'/ (1918), 

 No. 11. pp. $8-518). — The author describes the forest types occurring in por- 

 tions of Southern Rhodesia and Portuguese East Africa, diseusses evidence of 

 forest destruction and probable former continuity, factors in forest distribu- 

 tion, and reconquest by forest as furthered by lire protective measures taken 

 bj the author during the past 15 years. 



Limiting factors in relation to specific ranges of tolerance of forest trees, 

 A. H. Hutchhtsoh {Hot. Goaf., 66 (1918), No. 6, pp. \6S ):>■>. pit, _>, fig*. .5).— 

 Iu this paper the author diseus.ses the factors of temperature, water, soil, 

 humus, light, time, and competition with reference to their Influence in limit- 

 ing the range of tolerance of forest trees. Notes are given on the specific 

 ranges of tolerance of some of the dominant forest secies of Ontario, together 

 with their relation to limiting factors. 



Logging in the Douglas fir region, W. H. Gibbons (17. 8. I><;it. Agr. Buk 

 711 (1918), pp. 256, pt. 1, figs. 8$). — The purpose of the present bulletin is to 

 bring together in systematic and usable form the bulk <<f the information deal- 

 ing with Douglas fir logging costs thus far acquired. In preparing the manu- 

 script the author has consulted freely many of the lumber trade journals and 

 other available sources of information. 



Introductory consideration deals with a description of the Douglas fir region 

 and a general account of the logging industry. Various steps involved in log- 

 ging are then considered An detail, with reference to methods employed and 

 costs of these methods. The important phases discussed include felling and 

 bucking, primary log transport. ition, loading, railroad transportation, railroad 



