Productivity and Cost of Integrated Harvesting of Wood Chips and Sawlogs in Stand Conversion Operations

Table 1

Preharvest study unit descriptions.

		Tanoak				Douglas-fir				Pacific madrone				Total
		Density		DBH		Density		DBH		Density		DBH		Density	DBH
Harvest; site	Area	(stems/ha)	%	Mean	S.D.^a	(stems/ha)	%	Mean	S.D.^a	(stem/ha)	%	Mean	S.D.^a	(stems/ha)	Mean	S.D.^a
	(ha)			(centimeters)				(centimeters)				(centimeters)			(centimeters)
Unit 1	9.30	84.81	82	25.68	10.97	18.65	18	29.92	11.13	0.35	0	15.24	0.00	103.81	25.50	11.10
Unit 2	6.07	51.08	45	28.47	16.51	54.14	48	27.53	13.46	7.54	7	30.96	23.04	112.76	28.17	15.37
Unit 3	6.88	136.92	74	23.83	7.11	48.79	26	33.05	13.36	0.22	0	78.74	0.00	185.93	27.10	10.13

^aS.D.: standard deviation.