chiefly valuable for sericulture, -the timber sold and cut 

 clean, and land 1 is tod for farming. 



Practice of computing o:rpectat ion values of soil 

 and reproduction for Porest purposes will be no longer con- 

 tinued. 3 -th agriculture and timber values will bo based on 

 present values. Agricultural lands covered with timber will 

 be '.;ithheld from settlement until timber is removed, in or- 

 der to prevent speculation in timber and thus blocli agricul- 

 tural development. 



By a combination of land classification and timbor 

 reconnaissance very accurate and detailed maps and reports 

 may be obtained that .-/ill be more complete and accurate than 

 anything heretofore undertaken along this line* 



Discussion. 



11:20 - Investigations. 



Outline of Year's Progress in Investigative I7orl: 

 with Special Reference to Yield Studies 



i 



itETCHBLL: 



The study of yield is bound to be one of the most 

 important lines of investigative worT: of the immediate fu- 

 ture, since it is the one on which Silvicultural Management 

 directly depends, V/hile we can go on limiting our annual 

 cut by the present rule of thumb method for a tine, the day 

 is coming when the pressure of the demand will be so great 

 that Y/e will bo forced to show conclusively why a greater 

 cut cannot be made. T 7hen that time comes, it behooves the 



E53 



