Units of measurement, symbols, significant digits and rounding off 1.1 Units of measurement and symbols 1.2 Significant digits 1.3 Rounding off 1.4 Bias, accuracy and precision Individual Trees and Logs 2.1 Bole characteristics 2.1.1 Diameter 2.1.2 Height 2.1.3 Bark thickness 2.1.4 Volume 2.1.5 Stem form and taper 2.2 Log characteristics 2.2.1 Diameter 2.2.2 Length 2.2.3 Volume 2.2.4 Weight 2.2.5 Allowance for defect 2.3 Crown characteristics 2.3.1 Width 2.3.2 Depth 2.3.3 Surface area 2.3.4 Volume 2.3.5 Biomass 2.4 Stem analysis Groups of Trees (Stands) 3.1 Number of trees 3.2 Diameter 3.3 Basal area 3.3.1 Fixed-area plots 3.3.2 Angle count sampling 3.3.3 Advantages and disadvantages of angle count sampling 3.4 Height 3.4.1 Mean height 3.4.2 Predominant height, top height, dominant height 3.4.3 Stand height curve 3.5 Volume 3.6 Crown closure 3.7 Crown biomass 3.8 Growth and increment References Appendix 1: Checklist of equipment and materials |
[RWG#2] [Copyright] [Title Page] [Next Page] [Last Page] Appendix 1 Checklist: Equipment and Materials A. Plot Location, Establishment, Area Determination and Maintenance Relevant map(s) and locational data (bearings, distances, etc.) Recording materials and clipboard Scientific calculator or field computer/portable data recorder Compass Clinometer Survey arrows Survey chain or hip-chain distance measurer Centre pegs 1.5 m x 50 mm x 50 mm ground durable Corner pegs 1.5 m x 75 mm x 50 mm ground durable Axe and slasher Chainsaw, fuel, oil and tools Staple gun and staples Rolls of plastic tape Haversacks and kitbags Paint and brushes or aerosol cans Plastic tags and marker pens First aid kit and other safety equipment (helmets, etc.) B. Plot Measurement Maps, plot layout diagrams, plot sheets, folders Clipboard and writing materials Scientific calculator (programmable) Algorithms or tables for calculating height, borderline distances (point sampling), etc. Field computer (if available, some of the items listed above will not be needed) 30 m and 50 m linear fibreglass tapes Height poles or a hypsometer (Haga, Blume Leiss, Relaskop or Suunto) Plumb bobs or heavy sinkers (for checking and establishing tree lean) Compass Survey arrows Girth tapes (steel and fibreglass) Bark gauge Breast height stick (temporary plots, or if breast height mark not present) Dendrometer Relaskop or wedge prisms Lumber crayon Water canteens First aid kit and other safety equipment (helmets, etc.). |
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January, 1999.