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A comparison of four treatments for weeding Engelmann spruce plantations in the Interior Cedar Hemlock Zone of British Columbia
- A comparison of four treatments for weeding Engelmann spruce plantations in the Interior Cedar Hemlock Zone of British Columbia : ten years after treatment
Whitehead Roger J.
Harper George James
Victoria : Canadian Forest Service , 1998. - vi, 21 s. : 16 obr., 8 tab., 27 cm
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