FORESTRY 15 



FOREST SERVICE CIRCULAR Continued. 



142. Tests of vehicle and implement woods. Paper, 5c. 



143. Relation of southern Appalachian Mountains to inland water navi- 



gation. Paper, 5c. 



145. Forest planting on northern prairies. Paper, 5c. 



146. Experiments with railway cross-ties. Paper, 5c. 



148. Practical results in basket willow culture. Paper, 5c. 



149. Condition of cut-over longleaf pine lands -in Mississippi. Paper, 5c. 



150. Douglas fir, study of Pacific Coast and Rocky Mountain forms. 



Paper, 5c. 



151. Preservative treatment of loblolly pine cross-arms. Paper, 5c. 



153. Exports and imports of forest products, 1907. Paper, 5c. 



154. Native and planted timber of Iowa. Paper, 5c. 



155. Production and consumption of basket willows in United States for 



1906 and 1907. Paper, 5c. 



156. Preliminary report on grazing experiments in coyote-proof pasture. 



Paper, 5c. 



158. Revegetation of overgrazed range areas, preliminary report. Pa- 

 per, 5c. 



160. Coyote-proof pasture experiment, 1908. Paper, 5c. 



161. Forest planting in western Kansas. Paper, 5c. 



162. Exports and imports of forest products, 1908. Paper, 5c. 



163. Paper birch in the Northeast. Paper, 5c. 



164. Properties and uses of southern pines. Paper, 5c. 



166. Timber supply of United States. Paper, 5c. 



167. Status of forestry in United States. Paper, 5c. 



168. Commercial importance of White Mountain forests. Paper, 5c. 



169. Natural revegetation of depleted mountain grazing lands, progress 



report. Paper, 5c. 



170. Engelmann spruce in Rooky Mountains, with special reference to 



growth, volume, and reproduction. Paper, 5c. 



171. Forests of United States, their use. Paper, 5c. 



172. Methods of increasing forest productivity. Paper, 5c. 



173. Avalanches and forest cover in northern Cascades. Paper, 5c. 



174. Reproduction of western yellow pine in Southwest. Paper, 5c. 



175. Growth and management of Douglas fir in Pacific Northwest. Pa- 



per, 5c. 



176. Surface conditions and stream flow. Paper, 5c. 



177. Wooden and fiber boxes. Paper, 5c. 



178. Pasturage system for handling range sheep, investigations during 



1909. Paper, 5c. 



179. Utilization of .California encalypts. Paper, 5c. 



180. Lumber saved by using odd lengths. Paper, 5c. 



181. Consumption of firewood in United States. Paper, 5c. 



182. Shortleaf pine, Pinus echinata. Paper, 5c. 



183. Loblolly pine, Pinus taeda. Paper, 5c. 



184. Fustic wood, its substitutes and adulterants. Paper, 5c. 



185. Colombian mahogany, Cariniana pyriformis, its characteristics and 



its use as substitute for true mahogany, Swietenia mahogoni ; with 

 description of botanical characters of Cariniana pyriformis. Pa- 

 per, 5c. 



186. Consumption of wood preservatives and quantity of wood treated in 



United States in 1910. Paper, 5c. 



187. Manufacture and utilization of hickory, 1911. Paper, 5c. 



188. Volatilization of various fractions of creosote after their injection into 



wood. Paper, 5c. 



NOTE. In ordering publications from this List use the words of the title 

 as far as the first period, and all the composite number which follows the price. 



