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basal areaThe area of the cross section of a tree stem, including the bark, generally at breast height (4.5 feet above the ground).
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basal areaThe area of the cross section of a tree trunk near its base, usually 4 and 1/2 feet above the ground. Basal area is a way to measure how much of a site is occupied by trees. The term basal area is oft [..]
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basal area, wing base, q.v. (T-B); in Ensifera (Orthoptera), the dorsal area of forewing between the pronotum and the stridulum (Otte, pers. comm.); in adult Apocrita (Hymenoptera), the anterior of the 3 median [..]
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basal area the portion of the wing that is located medial to the basal line.
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basal areaSum of the cross sectional areas (in 1.3 meter height) of all trees per hectare (in m2/ha).
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basal areaThe cross-sectional area of a tree stem measured at 4 ½ feet above the ground, expressed in square feet per acre.
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basal areaTree area in square feet of the cross section at breast height of a single tree. When the basal areas of all trees in a stand are summed, the result is usually expressed as square feet of basal area per acre.
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