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forestry vacab B
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Question | Answer |
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barbel | A whisker-like projection for the jaws of some fish such as a carp or catfish. Barbels help a fish to taste and feel. |
bauxite | A mineral, composed of 45 to 60% aluminum, making it the primary source of this versatile metal. Australia is the world’s largest supplier of bauxite ore; the from bauxite. United States is the largest processor of aluminum |
benthic | Having to do with the ecosystem at the bottom of a lake |
biennial | A plant that lives for two growing seasons, producing foliage during the first season and flowers, fruit, and seeds during the second. |
Biltmore stick | An instrument used for measuring the diameter of a tree, height of a tree, and diameter of a log. A Biltmore stick also has board foot tables on it. |
bioaccumulation | The build-up of chemicals in a plant or animal. For example, DDT in bluebirds. |
biogeochemical cycles | Movement of matter within or between ecosystems caused by the interaction of living organisms, geologic forces, or chemical reactions. |
block | An area of land or timber that has been defined for management purposes. One block may be composed of stands of different species or ages. |
board foot | A unit of wood measuring 144 cubic inches; a piece of wood that is 12 inches long by 12 inches wide by 1 inch thick is equal to 1 board foot. |
bole | The main trunk of a tree. |
Boreal Forest | The northernmost broad band of mixed coniferous and deciduous trees that stretches across northern North America, Europe, and Asia. |
borer (increment) | An augerlike instrument with a hollow bit, used to extract cores from trees for the determination of growth and age. |
borers (insect) | Insects that bore into and feed on twigs, branches, trunks, nuts, or logs. |
bottomlands | A forest area near a stream, river, or other moving body of water. Bottomlands are subject to periodic flooding and usually have wetland hardwood species. |
breast height | Four and a half feet high; the point on a tree where diameter measurement is taken. |
broadleaf | The term describing a plant with wide bladed leaves, such as an oak or maple; generally refers to flowering trees in contrast to conifers. |