00753cam a22002291 4500 agr23001222 DLC 20260227110943.0 070925s1923 dcu 000 0 eng agr23001222 DLC DLC DLC SB608.F4 B6 Boyce, John Shaw. A study of decay in Douglas fir in the Pacific northwest. By J.S. Boyce. Washington, Govt. print. off., 1923. 20 p. viii pl. on 4 l. 23 cm. U.S. Dept. of agriculture. Department bulletin no. 1163 Contribution from Bureau of plant industry. "Literature cited": p. 19. Douglas fir Diseases and pests. Decay in Douglas fir. 8867 8867