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Development of top heights and corresponding diameters in high-elevation noble fir plantations / / Robert O. Curtis
| Development of top heights and corresponding diameters in high-elevation noble fir plantations / / Robert O. Curtis |
| Autore | Curtis Robert O. |
| Pubbl/distr/stampa | Portland, OR : , : United States Department of Agriculture, Forest Service, Pacific Northwest Research Station, , [2015] |
| Descrizione fisica | 1 online resource (20 pages) : illustrations (some color) |
| Collana | Research paper PNW |
| Soggetto topico |
Noble fir - Oregon - Growth
Noble fir - Washington (State) - Growth Noble fir - Cascade Range - Growth |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910703727403321 |
Curtis Robert O.
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| Portland, OR : , : United States Department of Agriculture, Forest Service, Pacific Northwest Research Station, , [2015] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Estimating costs of improving Adirondack timber stands by killing culls with frills and sodium arsenite / / [Robert O. Curtis]
| Estimating costs of improving Adirondack timber stands by killing culls with frills and sodium arsenite / / [Robert O. Curtis] |
| Autore | Curtis Robert O. |
| Pubbl/distr/stampa | Upper Darby, Pennsylvania : , : Department of Agriculture, Forest Service, Northeastern Forest Experiment Station, , 1956 |
| Descrizione fisica | 1 online resource (4 pages) : illustration |
| Collana | Forest research notes / Northeastern Forest Experiment Station |
| Soggetto topico |
Forest thinning
Timber |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910702575203321 |
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Curtis Robert O.
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| Upper Darby, Pennsylvania : , : Department of Agriculture, Forest Service, Northeastern Forest Experiment Station, , 1956 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Relation of initial spacing and relative stand density indices to stand characteristics in a Douglas-fir plantation spacing trial / / Robert O. Curtis, Sheel Bansal, and Constance A. Harrington
| Relation of initial spacing and relative stand density indices to stand characteristics in a Douglas-fir plantation spacing trial / / Robert O. Curtis, Sheel Bansal, and Constance A. Harrington |
| Autore | Curtis Robert O. |
| Pubbl/distr/stampa | Portland, OR : , : U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station, , 2016 |
| Descrizione fisica | 1 online resource (27 pages) : illustrations (some color) |
| Collana | Research paper PNW |
| Soggetto topico |
Douglas fir - Spacing
Douglas fir - Growth |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910707142203321 |
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Curtis Robert O.
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| Portland, OR : , : U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station, , 2016 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Stand development 18 years after gap creation in a uniform Douglas-fir plantation / / Robert O. Curtis, Constance A. Harrington, and Leslie C. Brodie
| Stand development 18 years after gap creation in a uniform Douglas-fir plantation / / Robert O. Curtis, Constance A. Harrington, and Leslie C. Brodie |
| Autore | Curtis Robert O. |
| Pubbl/distr/stampa | Portland, OR : , : United States Department of Agriculture, Forest Service, Pacific Northwest Research Station, , 2018 |
| Descrizione fisica | 1 online resource (28 pages) : illustrations (some color), color map |
| Collana | Research paper PNW |
| Soggetto topico |
Tree farms - Northwestern States
Douglas fir - Spacing - Northwestern States Douglas fir - Thinning - Northwestern States Forest biodiversity - Northwestern States Douglas fir - Northwestern States - Growth Forest canopy gaps - Northwestern States Forest canopy ecology - Northwestern States |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Altri titoli varianti |
General technical report PNW-RP-610
Stand development eighteen years after gap creation in a uniform Douglas-fir plantation |
| Record Nr. | UNINA-9910709765803321 |
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Curtis Robert O.
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| Portland, OR : , : United States Department of Agriculture, Forest Service, Pacific Northwest Research Station, , 2018 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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