240 EXPERIMENT STATION EECORD, 



tration, management, and exploitation of the crown, community, and corpora- 

 tion forests of tlie Grand Ducliy of Baden during 1911. Data are given on 

 forest areas, various operations in the forests, yields in major and minor forest 

 products, and financial returns. Comparative data are also given showing the 

 net returns from the crown forests for each of the previous 44 years. 



On the relation between forests and ground water, G. Teabucco (Atti. R. 

 Accad. Econ. Agr. Georg. Firenie, .5. ser., 10 (1913), No. 2, pp. 147-172). — A re- 

 view of the literature of the subject with special reference to Italian conditions. 



The true selection system, F. F. R. Channeb {Indian Forester, 39 {1913), 

 No. 5, pp. 213-217). — An exposition relative to the adoption of transformation 

 fellings for the conversion of irregular forests into selection forests, with special 

 reference to Sal forests. 



Anatomical investigations upon Japanese and other related coniferous 

 seeds, M. Kondo {Landw. Vers. Stat., 81 {1913), No. 3-6, pp. U3-46S, pis. 3).— 

 A study of seed and seedling structure in the Japanese conifers, including also a 

 study of several related forms for the sake of comparison. 



A contribution to the methods of regenerating' pine stands, Schwappach 

 {Ztschr. Forst u. Jagdw., J/S {1913), No. I,, pp. 211-219). — An account of regen- 

 eration methods practiced in various pine stands, with special reference to the 

 suitability of the selection-strip method of cutting for pine. 



Influence of early thinning on reg'ular stands of spruce, E. Mer {BuJ. Soc. 

 Agr. France, 1913, May 15, Sup., pp. 6'fl-G.'f7). — A record is given of an experi- 

 mental spruce stand which was under observation during the period ISSG to 

 1907 to show the beneficial influence of early thinnings on the resulting stand 

 of timber. 



Norway spruce during the summer of 1911, E. Maire {Rev. Eaux et Forets, 

 52 {1913), No. li, pp. 97-108, figs. 3). — This comprises observations with data 

 on the formation of fissures in the trees of various stands of Norway spruce in 

 Isormandy. The fissures occurred exclusively on very vigorous trees which 

 were usually dominant in the stand, and they appeared to have developed dur- 

 ing a period of great heat and drought during the latter part of July. 



Wood-using industries of New Hampshire, R. E. Simmons {Concord, N. II.: 

 State Forestry Com., 1912, pp. Ill, pis. 14). — This is a statistical study of the 

 various industries of New Hampshire which utilize lumber after it has left the 

 saw-mill, conducted cooperatively by the Forest Service of the U. S. Dejiartment 

 of Agriculture and the Forestry Commission of New Hampshire. The data 

 given show the kinds and quantity of local woods and of woods from other 

 regions used in the various industries, the use which is made of each kind of 

 wood, and the properties of the woods which especially fit them for various 

 uses. A list of New Hampshire wood-using manufacturers is also appended. 



The lumber estimator, J. M. Leaver {Sault Ste. Marie, Mich., 1911, pp. 

 112). — This comprises tables for the rapid estimation of board and surface 

 measure contents of fractional sizes of lumber. 



Note on the treatment of sleepers at Pyinmana by the forest economist in 

 January, 1913, R. S. Pearson {Indian Forester, 39 {1913), No. 5, pp. 217- 

 225). — Experimental treatments of railway sleepers with chlorid of zinc and 

 with green oil are reported. 



Preliminary notes on tapping experiments at Kuala Lumpur, F. G. Spring 

 {Agr. Bui. Fed. Malay States, 1 {1913), No. 9, pp. 323-326).— A comparative 

 test of various systems of tapping rubber is reported, with results thus far in 

 favor of the V-shaped or half herringbone system. 



Tapping experiments with Hevea brasiliensis with special reference to 

 latex production, bark renewal, and the effect on the reserve material in 

 the tree, S. V. Simon {Tropcnpfldnzer, 17 {1913), Nos. 2, pp. 63-82; 3, pp. 119- 



