Forest Resource Management & Planning Flashcards
7 cards from real SAF practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Forest Resource Management & Planning flashcards as text
The concept of 'forest regulation' in classical forest management refers to:
Answer: Adjusting the age-class distribution to achieve a regulated or normal forest
Forest regulation means organizing age classes and stocking so that equal volumes can be harvested annually or periodically on a sustained basis.
A site index of 85 (base age 50) for a loblolly pine stand indicates:
Answer: Average dominant tree height of 85 feet at age 50
Site index is defined as the average height of dominant and co-dominant trees at a specified base age, commonly 50 years for southern pines.
When preparing a timber sale, a forester marks trees using the 'leave tree' marking method. What is the main objective?
Answer: Mark trees to retain for future crops, residual stocking, or wildlife
Leave tree marking designates which trees stay after harvest to meet stocking, quality, wildlife, and future crop objectives.
Which harvesting system typically results in the lowest soil disturbance and is most appropriate on steep or erosion-prone terrain?
Answer: Cable yarding (skyline)
Cable yarding systems suspend logs off the ground during extraction, greatly reducing soil compaction and erosion on steep slopes.
A stand exam reveals regeneration is inadequate after a shelterwood seed cut. The most likely corrective action is:
Answer: Conduct a fill planting or site preparation followed by planting
When natural regeneration fails to meet stocking standards, foresters typically intervene with fill planting or site preparation and artificial regeneration.
The 'culmination of mean annual increment' (CMAI) occurs when:
Answer: Mean annual increment equals periodic annual increment
CMAI occurs at the point where mean annual increment and periodic annual increment are equal, after which MAI begins to fall.
In multi-resource forest planning, which tool is most commonly used to optimize timber harvest schedules while satisfying constraints on wildlife habitat, water quality, and other resources?
Answer: Linear programming / operations research models
Linear programming and other operations research models are standard tools for simultaneously optimizing harvest levels while meeting multiple resource constraints.