Table 24. — Change in growing stock in board feet, lumber tally, by species group and survey unit, in 1937 



Iti'in 



North delta 



South delta 



North pine 



Southeast and 

 southwest pine 



.\ll unit» 



I'incs: 



A/ board feel 

 39,600 



M board feet 

 1, 059. 100 



M board fett 

 6, 892, 700 



M board feet 

 7, 185, 400 



M board fett 



15. 176. ma 







Growth -- 



5,000 



l.SfX) 



89.000 

 10.600 



505.300 

 54.300 



506. 200 

 74, 'M*\ 



1, 165. 500 





141 000 









3,200 

 4,200 



78.400 

 38.800 



451,000 

 539.900 



491.900 

 651.800 



1,024,500 



Comnioditv drain - 



1,234,700 







-1,000 



+39,600 



-88,900 



-159,900 



-210. 300 







38.600 



1,098,700 



6. 803. 800 



7,025.500 



14.966 600 







Hardwoods and cyprp.^s: 



Growing stock Jan 1 1937 - - - 



8, 350, 800 



7,442,400 



4, 768, 700 



6,021,200 



26.583.100 





Growth - - 



308,300 

 119, 100 



409.700 

 13.3,200 



256,600 

 52.200 



276.400 

 49,000 



1.251.000 



Mortality - 



353 300 







NpI increment - - - -- -- 



189,200 

 347.700 



276.500 

 369.200 



204,400 

 156,000 



227.400 

 225.200 



897 500 





1,09^. 100 









-158,500 



-92.700 



+48.400 



+2.200 



+200,600 









8,192,300 



7, 349, 700 



4, 817, 100 



6.023.400 



26.3$2.!00 







All species: 



Growing stock Jan 1 1937 .- - 



8, 390. 400 



8, 501, 500 



11,661,400 



13.206.600 



41 759 900 







Growth - - - 



313,300 

 120.900 



498,700 

 143.800 



761.900 

 106.500 



841600 

 123.300 



2, 416, ."4» 



Mortality - 



494,500 







Net increment - 



192,400 

 351,900 



354.900 

 408,000 



655.400 

 695.900 



719.300 

 877.000 



1,922.000 





2,332,800 







Net change in growing stock 



-159,500 



-53.100 



-40,500 



-157.700 



-410,800 



r.rowinp stock Jan. 1, 1938, 



S. 230, 900 



8, 448. 400 



1 1 , fi2n, ono 



n. a4>i. o<»( 



41.319.100 



Table 25. — Change in groiving stock in cords {including bark). 



by species group and survey unit, in 7^37 



ItllU 



North delta 



South delta 



North pine 



Southeast and 

 southwest pine 



All units 



I'iiics: 



Growing stock Jan. 1, 1937 ' ..... 



Corda 

 203.600 



COrdi 

 3,439,900 



Cords 

 24,128,200 



Cords 

 24. S.32. 100 



5Z6ra.M)0 







Growth 



27,300 

 13,000 



299.000 

 38.400 



1,503,900 

 253.600 



1.850.100 

 236.500 



3.«S9.300 



Mortality - -- - - 



Ml. aw 







Net increment 



14,300 

 10,100 



260.600 

 95.900 



1.250.300 

 1,612.700 



l.«22.fl00 

 1. 699. 000 



3. 147. 800 



Commodity drain 



S.4U.riXt 



Net change in growing stock 



+4,200 



+154.700 



-362, 40C 



-70.400 



-3««.»00 



Growing stock Jan. 1, 1938 



207,800 



3.604,600 



23.765,800 



34.781.^)0 



53.mi.90O 



Hardwoods and cypress: 



Growing stock Jan. 1, 1937 



29.393,600 



36,519,000 



34, 44a 600 



r. 356.300 



117. Tn. 400 



Growth 



9.M. 600 

 491. "SM 



2, 07V>. (XXI 

 .S95. IXX) 



1.246.400 

 347.900 



1. 227. 900 

 361.700 



5k W7. too 



Mortality 



1. («\ »X) 







Not increment 



Commodity drain 



463,400 

 939,200 



1.484.000 

 1,047.300 



896.500 

 S8I.000 



9M^300 

 4801 WO 



& Ml 100 

 lM7.$kV 







Net change in growing stock 



-475.800 



+4.'hv rix» 



+517. .VW 



-t «v\ >»«1 



+'.«-4. *» 



Growing slock Jan. 1, 19;i8. . 



38.917.800 



S6,».V. 7i*i 



.'4. >.1.V>. ll«' 



== 1 



- - , MJ 













43 



