Wicker, Ed F. , Thomas H. Laurent, and Spencer [sraelson. 



1978. Sirococcus shoot blight damage to western hemlock regen- 

 eration at Thomas Bay, Alaska. USDA For. Serv. Res. Pap. 

 INT- 198, Hp. fatermt. For. and Range Exp. Stn. , Ogden, 

 Utah 84401. 



Clearcut areas regenerated to western hemlock and Sitka spruce in 

 southeast Alaska were surveyed for damage by Sirococcus shoot 

 blight. A disease index was calculated for potential crop trees. All 

 western hemlock regeneration was infected. 



KEYWORDS: Sirococcus strobilinus , seedling disease 



Wicker, Ed F. , Thomas H. Laurent, and Spencer Israelson. 



1978. Sirococcus shoot blight damage to western hemlock regen- 

 eration at Thomas Bay, Alaska. USDA For. Serv. Res. Pap. 

 INT- 198, 11 p. Intermt. For. and Range Exp. Stn., Ogden, 

 Utah 84401. 



Clearcut areas regenerated to western hemlock and Sitka spruce in 

 southeast Alaska were surveyed for damage by Sirococcus shoot 

 blight. A disease index was calculated for potential crop trees. All 

 western hemlock regeneration was infected. 



KEYWORDS: Sirococcus strobilinus , seedling disease 



