CONTINENTAL NOTES — FRANCE. 6l 



V. As there are many who Hke to make a Hbrary of forest 

 books, and who can read French, it may be well to give the 

 names of the books which have been favourably reviewed in the 

 magazines from which the present notes have been compiled. 

 Such are : — 



Pratique raisonnee de la sylviculture^ by Bizot de Fonteny, 

 Conservator of Forests; published by Berger-Levrault, 5-7 Rue 

 des Beaux Arts, Paris, 15 frs. 



tlconomie Foresticre, vols. i. and ii., second edition, by G. 

 Huflfel, Deputy Director at the Forest School of Nancy ; 

 published by the Librairie Agricole de la Maison Rustique, 26 

 Rue Jacob, Paris, 35 frs. These volumes concern the drier 

 parts of forestry (such as forest statistics, or timber measuring, 

 etc.), and the second edition of those parts of his book which 

 concern silviculture proper is not yet out. 



Elements de Sylviculture, by Count Felix Goblet d'Alviella. 

 Marcel Riviere et Cie., 3[ Rue Jacob, Paris, 2 vols., 24 frs. 

 This author is a Belgian. 



Les Arbres, by L. Chancerel, Conservator of Forests, 3 vols., 

 of which the first is published by Berger-Levrault, and the 

 other two at the Librairie Gauthier-Viliars, 56 Quai des Grands 

 Augustins, Paris. 



9. Unfavourable Influence of too many Stems on the 

 Soil Moisture in the case of Pine soils of poor 

 quality. 



Professor Dr Albert, in the Zeitschrift fur Forst und 

 Jagdwesen, 191 5, p. 241, gives the result of an experiment 

 carried out by the soil division of the Forestry Research 

 Organisation of the Eberswalde Forest Academy. 



Dr Tschermak makes the following remarks on this investiga- 

 tion in Centralhlatt fur das gesamte Forstivesen, 1/2 Heft., 

 Jan. -Feb. 1920, p. 47 : — 



"Forest soil study, called by Ramann 'the sister of Agricul- 

 tural Chemistry,' has not as yet received much encouragement, 

 hence exact investigations concerning the influence of silvicul- 

 tural management on the soil are specially welcome. 



" Albert's investigation was carried out to determine, in exact 

 figures, if possible, the influence of early thinning on the soil. 



