From the leading conservation organization--the trail building and maintenance bible, now updated and expanded to meet new techniques and new realities of the 21st century. New chapters on arid lands restoration and involving conservation volunteers. The latest in effective management of work crews of all ages.The SCA Trail-building and Maintenance Manual Robert Birkby ... See U.S. Park Service Parks, Parkway, and Recreation Act, 22 partnerships, conservation, 36a 39 Peavey, Joseph, 91 peavey, 76, 91, 212 Penny, Dale M., 8 penta products, anbsp;...
Title | : | Lightly on the Land |
Author | : | Robert Birkby |
Publisher | : | The Mountaineers Books - 2005 |
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