Сравнение на методи
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| Оценка на покритието на дървесната маса× | Измерване на основната площ на насаждение× | |
|---|---|---|
| Област | Горско стопанство | Горско стопанство |
| Семейство | Process / pipeline | Process / pipeline |
| Година на възникване≠ | 2000s | 1960s–1980s |
| Създател≠ | Jennings, Brown, Sheil, and colleagues | Classical forestry practice; formalized by Husch and colleagues |
| Тип≠ | Measurement and estimation pipeline | Measurement and calculation pipeline |
| Основополагащ източник≠ | Jennings, S. B., Brown, N. D., & Sheil, D. (2000). Assessing Forest Canopies and Understorey Illumination: Methods and Applications. Forest Ecology and Management, 129(1-3), 219–243. link ↗ | Husch, B., Beers, T. W., & Kershaw, J. A. (2003). Forest Mensuration (4th ed.). John Wiley & Sons. link ↗ |
| Други названия | Canopy closure measurement, Crown cover estimation, Overstory density assessment | Basal area inventory, Tree density measurement, Stand stocking assessment |
| Свързани | 4 | 4 |
| Резюме≠ | Canopy cover, or canopy closure, is the proportion of ground area covered by tree crowns when viewed from above, typically expressed as a percentage. Formalized by Jennings and colleagues in pioneering work on tropical forest structure, canopy cover estimation employs multiple methods—from field-based ocular assessment to sophisticated remote sensing and terrestrial LiDAR—providing essential data on forest structure, light availability, and habitat characteristics relevant to ecology, silviculture, and climate research. | Stand basal area is a fundamental forest mensuration metric representing the total cross-sectional area of tree stems per unit land area, typically expressed in square meters per hectare. Formalized across twentieth-century forestry literature (notably by Husch, Beers, and Kershaw), basal area serves as a key indicator of forest density, biomass accumulation, and competitive pressure, essential for yield prediction and stand management planning. |
| ScholarGateНабор от данни ↗ |
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