Hgv

Question 1

AAC - Annual allowable cut. The volume of timber that may be harvested from a particular area of forest in any one

Question 2

year. From the industrial forestry perspective

Answer 2

the AAC should be set at a level a that provides the maximum harvest

Question 3

volume while ensuring that the prospects for future harvests do not deteriorate. When the impact of timber harvest on

Question 4

NWFP is considered

Answer 4

the AAC will be reduced in most cases

Question 5

production is the sole consideration. This will depend upon the degree to which the timber harvest complements or

Question 6

competes with the production of NWFP

Answer 6

however. Similarly

Question 7

and service functions will tend to reduce the AAC.

Question 8

Animal Logging - skidding or yarding using animal power.

Question 9

Anvil - a fixed steel block that provides support for the cutting blade of a single-action tree shear. The hydraulic operated

Question 10

blade through the tree toward the anvil.

Question 11

Aspect - the direction toward which a slope faces.

Question 12

Backcut - the final cut made in a tree to remove or severe the wood on its back side and allow it to fall.

Question 13

Ball-Hooting - hand-skidding of logs down a slope too steep for animal skidding.

Question 14

Barberchair a a vertical split in a tree

Answer 14

generally caused by an insufficient undercut or neglecting to cut the sapwood on

Question 15

both sides of a heavy leaning tree before felling.

Question 16

Basal Area - (a) the area of ground surface covered by the stem or stems of range plant

Answer 16

in contrast to the full spread of

Question 17

its herbage or foliage usually considered at one inch above the soil. (b) The area usually expressed in square feet of the

Question 18

cross section at breast height of a single tree or of all the trees in a stand. This iS usually inside bark unless otherwise

Question 19

stated.

Question 20

Bastard-Sawn - wood so sawn that the annual sO rings form angles of 30 degrees to 60 degree with the surface of the

Question 21

piece.

Question 22

Bayonet-Topped - A tree with a dead volunteer top noticeably offset from the axis of the main trunk. A multiple bayonet-

Question 23

topped condition is sometimes referred to as candelabra topped.

Question 24

Beam - a large and relatively long piece of timber

Answer 24

usually greater than 8 x 8 inches in cross section: main horizontal

Question 25

timber support for a building.

Question 26

Bed a Tree - to level or cushion the path in which a tree is to fall

Answer 26

so as to prevent shattering.

Question 27

Billet - a short log or bolt usually cut for pulp

Answer 27

shingles corporate stock or cordwood.

Question 28

Blaze - to mark trees with a shallow cut of an axe or other cutting tool

Answer 28

or with a daub of paint. to designate trees to be cut

Question 29

or to mark the location of some point such as along a boundary

Answer 29

trail

Question 30

Block - (a) a pulley used in power logging to change the direction of haul

Answer 30

or to increase the pulling power. (b) An area to

Question 31

be logged

Answer 31

also a setting or strip.

Question 32

Board Foot • A standard unit of measure for standing timber

Answer 32

logs

Question 33

and 1 inch thick. A unit usually of 1

Answer 33

000 board feet M is often used M to indicate 1

Question 34

feet) The term foot board measure (FBM) is sometimes used interchangeably with board foot.

Question 35

Bob - A single pair of runners on which the forward ends of logs are loaded.

Question 36

Boom - Projecting arm of a log-loading machine which supports the log during loading. May be of either the swinging or

Question 37

the rigid type.

Question 38

Boom rat- one who works on a boom.

Question 39

Bottom Bind - One of the five basic conditions for the lay of a tree. It occurs when a tree is lying over some solid object or when it is supported at one end with a substantial overhand on the other

Answer 39

a position in which its topside is under tension and its bottom side is under compression.