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ring-porous wood

См. также в других словарях:

  • ring-porous — ˈ ̷ ̷| ̷ ̷ ̷ ̷ adjective : having vessels more numerous and usually larger in cross section in the springwood with a resulting more or less distinct line between the springwood and the wood of the previous season used of woody stems and roots (as …   Useful english dictionary

  • ring-porous — /ring pawr euhs, pohr /, adj. Bot. having annual rings marked by a conspicuous band of large pores in wood formed in spring. Cf. diffuse porous. [1900 05] * * * …   Universalium

  • ring-porous — adjective Date: 1902 having vessels more numerous and usually larger in cross section in the springwood with a resulting more or less distinct line between the springwood and the last season s wood compare diffuse porous …   New Collegiate Dictionary

  • Wood — Wooden redirects here. For other uses, see Wooden (disambiguation). Heartwood redirects here. For other uses, see Heartwood (disambiguation). This article is about the substance. For small forests, see woodland. For wood as a commodity, see… …   Wikipedia

  • Wood — /wood/, n. 1. Grant, 1892 1942, U.S. painter. 2. Leonard, 1860 1927, U.S. military doctor and political administrator. * * * I Hard, fibrous material formed by the accumulation of secondary xylem produced by the vascular cambium. It is the… …   Universalium

  • wood — wood1 woodless, adj. /wood/, n. 1. the hard, fibrous substance composing most of the stem and branches of a tree or shrub, and lying beneath the bark; the xylem. 2. the trunks or main stems of trees as suitable for architectural and other… …   Universalium

  • Wood drying — (also seasoning lumber or timber seasoning) refers to reducing the moisture content of wood prior to its use. For some purposes wood is not dried at all (it is used green ) [http://en.wikipedia.org/wiki/Green wood] . Often the wood needs to be in …   Wikipedia

  • diffuse-porous —  ̷ ̷| ̷ ̷| ̷ ̷ ̷ ̷ adjective : having vessels distributed more or less uniformly throughout an annual ring and not varying greatly in size used of certain woody stems and roots (as those of maples and birches); compare ring porous * * * /di… …   Useful english dictionary

  • diffuse-porous — /di fyoohs pawr euhs, pohr /, adj. Bot. having annual rings in which the size of pores is approximately the same in wood formed in spring and summer. Cf. ring porous. [1900 05] * * * …   Universalium

  • angiosperm — /an jee euh sperrm /, n. Bot. a plant having its seeds enclosed in an ovary; a flowering plant. Cf. gymnosperm. [ANGIO + SPERM] * * * ▪ plant Introduction       any member of the more than 300,000 species of flowering plants (division Anthophyta) …   Universalium

  • Arctic ecology — is the scientific study of the relationships between biotic and abiotic factors in the arctic, the region north of theArctic Circle (66 33’). This is a region characterized by stressful conditions as a result of extreme cold, low precipitation, a …   Wikipedia

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