454 JOURNAL OF FORESTRY 



.1464 Characteristics . 



. 1465 Succession. 



. 147 Studies of species (alphabetically by species to provide for assemblage 



of all data pertaining to a particular species). 



.1471 Botanical characteristics. (See also .11, .12, and .13.) 



.1472 Range and character of distribution. 



.1473 Associated species. 



. 1474 Silvical characteristics. 



.14741 Soil requirements. (See also .1413.) 



.14742 Moisture requirements. 



.14743 Light requirements. (See also .143.) 



.14744 Climatic requirements. (See also .1411.) 



.14745 Reproduction and seedling development. (See also .142.) 



.14746 Form and volume. 



.14747 Growth. 



.14748 Yield. 



.14749 Susceptibility to injury. (See also .3.) 



.1475 Characteristics of the wood. (See also .51.) 



.1476 Utilization and economic importance. (See also .4 and .9.) 



.1477 Propagation and planting. (See also .25.) 



.1478 Management. (See also .2, .72, and .73.) 



. 15 Arboreta (lists of native and exotic species) . 



.16 Forest description. 



.161 United States (alphabetically by states). (See also .941.) 



.162 Foreign cotmtries (alphabetically by countries). (See also .942.) 



.2 Silviculture. 



.21 Preliminary and intermediate cuttings. 



.211 Improvement cuttings. 



.212 Cleanings. 



.213 Liberation cuttings. 



.214 Thinnings.. 



.215 Damage cuttings. 



.216 Pruning. 



.22 Final cuttings. Silvicultural systems. 



.221 Selection system (including modified application in groups). 



.222 Shelterwood system (in its various forms of application). 



,223 Clear cutting with artificial regeneration. 



.224 Clear cutting with natural reproduction (including seed tree 



methods). 



.225 Coppice. 



.226 Coppice with standards. 



.23 Marking. 



.24 Brush disposal. 



-.241 Piling. 



.242 Top lopping and scattering. 



.243 Top pulling. 



.244 Burning. 



