Howard, Andrew F. The productivity and cost of partial and clear cutting with two cable yarding systems in second-growth forests of coastal British Columbia / Andrew F. Howard, Dag Rutherford, G. Glen Young. -- Victoria : Canadian Forest Service, 1996. -- 56 s. : 9 obr., 17 tab. ; 28 cm. -- (Working Paper ; WP-6-015). -- (brož.)

I. Rutherford, Dag
II. Young, G. Glen

630*32/*369+630*36
ZV001