SAF Quiz Bowl #1

Average yarding distance

What is the total yarding distance for all turns, divided by the total number of turns for a particular setting?

Skyline harvesting

What is the type of harvesting conducted by stretching a cableway tautly between two points?

Bulk density

What is the weight per unit of volume of a material?

Kerf

What is the width of the cut made by a sawblade?

50%

What percentage of Louisiana is covered in forest?

Yellowstone National Park

What was the first established National Park in the world?

Wilderness Act

What Act, passed in 1964, created 9.1 million acres of preserved land, which has grown to 109 million acres today?

Fuels, topography, weather

What are the three sides of the fire behavior triangle?

Legacy tree

What do we call a tree that is retained on a site after harvesting or natural disturbance?

Land (/soil) expectation value

What do we call the current value of a perpetual series of rotations?

niche

What do we call the suite of conditions that a given species performs well in?

Chestnut blight

What introduced disease has caused the complete collapse of one tree species, allowing other species (including oaks) to fill in its niche?

Fault

What is a fracture or fracture zone of the earth with displacement along one side with respect to the other?

Forwarder

What is a self-propelled machine, usually self-uploading, that transports trees or logs by carrying them completely off the ground?

Fusiform rust

What is considered the most destructive disease of southern pines, attacking primarily loblolly pine plantations and causing cigar-shaped galls?

Baldcypress (Taxodium distichum)

What is the Louisiana state tree?

silvopastoralism

What is the agroforestry system that consists of trees, pasture, and animal components?

Directional felling

What is the cutting of a tree in a pre-determined direction to make skidding or yarding efficient, or to avoid damage?

Overrun

What is the difference between the greater volume actually sawn over the estimated log scale volume?

Annosus root disease

What is the disease that occurs most frequently in intensively managed pine plantations, especially occurring after thinning?

backcut

What is the final cut in felling a tree, made on the opposite side of the direction of fall?

gymnosperm (Gymnospermae)

What is the group of vascular flowering plants that produce seeds not enclosed in an ovary ("naked seed")

Enrichment planting

What is the improvement of the percentage of desirable species or genotypes or increasing biodiversity in a forest by interplanting?

Marginal revenue

What is the increase in total revenue that occurs from selling one more unit of a good or service?

Integrated Pest Management

What is the maintenance of destructive agents, including insects at tolerable levels, by the planned use of a variety of preventive, suppressive, or regulatory tactics and strategies that are ecologically and environmentally efficient and socially acceptable?

carrying capacity

What is the maximum number or biomass of organisms of a given species that can be sustained or survive on a long-term basis within an ecosystem?

Standard deviation

What is the measure of the dispersion about the mean of a population or sample?

latewood

What is the name for secondary xylem in an annual ring of wood, which has cells that are relatively small in diameter, thick-walled, hard, dense, and dark?

Kisatchie National Forest (604,000 acres)

What is the name of Louisiana's only national forest?

Best Management Practices (BMPs)

What is the practice or combination of practices that are determined by a state or designated planning agency to be the most effective and practical means to meet environmental goals?

transpiration

What is the process by which water vapor passes from the foliage or other parts of a living plant to the atmosphere?

Net Present Value/Present Net Worth

What is the residual when the present value of costs is deducted from the present value of benefits?

Armillaria root disease

What is the scientific name for the honey fungus, or shoestring root rot?

King's Broad Arrow

What is the set of ax cuts (shaped like an arrow) on the bole of a valuable tree, indicating it was reserved for the Royal Navy?

to take

What is the term defined as "to harass, harm, pursue, hunt, shoot, wound, kill, trap, capture, collect, or to attempt to engage in any such conduct" by the US Fish and Wildlife Service?

cambium

What is the term for a cellular plant tissue from which phloem & xylem grow by division?

Temperature inversion

What is the term for a layer in which temperature increases with altitude?

Softwood lumber dispute

What is the term for the trade disagreement between Canada and the US over stumpage prices and lumber imports?