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M.A.I. | | M.A.I. -Mean annual increment ... |
M.C. | | Moisture content ... |
Machine availability | | Machine availability is expressed as a percent of the scheduled ... |
Machine down-time | | Time during which a machine cannot be operated in production ... |
Machine rate | | Machine rate -Cost per unit of time for owning and ... |
Machine utilization | | Machine utilization is expressed as a percentage of the scheduled ... |
Main line | | In cable yarding, the line used to bring logs to ... |
Main line block | | Block on a spar through which the main line runs ... |
Main road | | Road that supports a high level of traffic, usually well ... |
Man-hour | | Unit of work performed by one man in 1 hour ... |
Managed harvest | | Estimated volume of timber on commercial forest land that could ... |
Management-volume inventory | | Computation of pertinent data, such as volume or basal area ... |
Mark | | To select and indicate (usually with paint) trees to be ... |
Marking | | Selecting and indicating, by a blaze or paint sport, the ... |
Marlin spike | | Iron tool that tapers to a point. Used to separate ... |
Mat | | Temporary roadway constructed of hardwood lumber ... |
Mature timber | | Stand of trees that has attained an age or size ... |
Mature wood | | Wood which characteristically has relatively constant cell size, well-developed structural ... |
MBF | | Thousand board feet ... |
Mean annual increment | | Total increment growth up to a given age divided by ... |
Meandering line | | Survey line at the high-water mark on navigable lakes and ... |
Measuring | | Process of dividing the merchantable tree stem into segments of ... |
Mechanical harvesting | | Cutting with mechanized equipment, such as the carrier-mounted shear or ... |
Mechanized logging | | Logging in which most or all of the hand labor ... |
Medium stocked stands | | See stocking classes ... |
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