Výsledky vyhľadávania
- Silviculture and Swiss needle cast : research and recommendations
Filip Gregory M.
Corvallis : Oregon State University , 2000. - 16 s. : far. obr., tab., 28 cm
xkni - KNIHY
1, z toho voľných 1
kniha
- Effects of Insects and Diseases On Short-term and Long-term Tree Yields
Filip Gregory M.
Corvallis : USDA Forest Service , 1998. - 4 s., 28 cm
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- Historical and Current Roles of Insects and Pathogens in Eastern Oregon and Washington Forested Landscapes. General Technical Report PNW-GTR-327,April 1994
Hessburg Paul F.
Mitchell Russel G.
Filip Gregory M.
Portland : U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station , 1994. - 72 s.: 36 obr.
xkni - KNIHY
1, z toho voľných 1kniha