14 DEPARTMENT BULLETIN 863, U. S. DEPT. OF AGPJ CULTURE. 



Illustrative material. — Prepare a wall chart showing in a tabulated 

 form the various wood products. In each product column write the 

 name of the tree or, better still, place a sample of the wood that 

 furnished that product. Prepare another chart showing in like 

 manner other timber products such as nuts, roots, bark, gum, and 

 edible fruits, listing the trees the same as in above chart. Any of the 

 products from root, bark, gum, etc., will also make interesting and 

 useful illustrative material. 



Topics for study. — Wood, in a rough state, is the principal farm 

 timber product. What kinds of wood are used for the following 

 rough products : (1) Saw logs; (2) poles and piling; (3) fence posts; 

 (4) bolts, blocks, or billets for (a) cooperage, (h) implement handles, 



Fig. 7. — High-grade saw logs and rough stave boards cut from woodlands. 



(') wagon and automobile spokes, (<7) pulpwood; (5) crossties; and 

 (G) fuel wood. The sizes and other requirements for each of these 

 various wood products, including the species of trees which are best 

 suited and bring highest prices on the market. 



Forest trees which produce nuts of commercial value ; roots, bark, 

 gum, and edible fruit. List of these products under each head and 

 what they are used for commercially. 



Lumber, manufactured from saw logs, is a secondary product from 

 the woodland. (How to measure sawed lumber treated in Lesson 

 VI.) Its manufacture is essentially that of the sawmill man, rather 

 than the farmer. 



Practical exercises. — "What is the chief use of wood in the district? 

 What other forest products are made or used here? What trees 

 furnish the greater amount of wood? What kind of lumber is 



