average number of trees per acre

См. также в других словарях:

• average — av|e|rage1 W2S2 [ˈævərıdʒ] adj 1.) the average amount is the amount you get when you add together several quantities and divide this by the total number of quantities ▪ The age of the candidates ranged from 29 to 49 with an average age of 37. ▪… …   Dictionary of contemporary English

• Stand Density Index — (also known as Reineke s Stand Density Index [Reineke, L.H. 1933 Perfecting a stand density index for even aged forest. Journal of Agricultural Research 46:627 638] after its founder) is a measure of the density of a stand of trees based on the… …   Wikipedia

• Spotted Owl — northern race plumage Conservation status …   Wikipedia

• ALIYAH AND ABSORPTION — GENERAL SURVEY Introduction Aliyah, ascension or going up, is the coming of Jews as individuals or in groups, from exile or diaspora to live in the Land of Israel. Those who go up for this purpose are known as olim – a term used in the Bible for… …   Encyclopedia of Judaism

• Fire ecology — The Old Fire burning in the San Bernardino Mountains (image taken from the International Space Station) Fire ecology is concerned with the processes linking the natural incidence of fire in an ecosystem and the ecological effects of this fire.… …   Wikipedia

• Cherry Springs State Park — Coordinates: 41°39′46″N 77°49′23″W / 41.66278°N 77.82306°W / 41.66278; 77.82306 …   Wikipedia

• Stair —    STAIR, a parish, in the district of Kyle, county of Ayr, 4½ miles (S. W. by W.) from Mauchline; containing 823 inhabitants. This place was erected into a parish in the year 1673, for the accommodation of the family of Dalrymple, of Stair, who… …   A Topographical dictionary of Scotland

• United States — a republic in the N Western Hemisphere comprising 48 conterminous states, the District of Columbia, and Alaska in North America, and Hawaii in the N Pacific. 267,954,767; conterminous United States, 3,022,387 sq. mi. (7,827,982 sq. km); with… …   Universalium

• Asia — /ay zheuh, ay sheuh/, n. a continent bounded by Europe and the Arctic, Pacific, and Indian oceans. 2,896,700,000; ab. 16,000,000 sq. mi. (41,440,000 sq. km). * * * I Largest continent on Earth. It is bounded by the Arctic Ocean, the Pacific Ocean …   Universalium

• JERUSALEM — The entry is arranged according to the following outline: history name protohistory the bronze age david and first temple period second temple period the roman period byzantine jerusalem arab period crusader period mamluk period …   Encyclopedia of Judaism

• North America — North American. the northern continent of the Western Hemisphere, extending from Central America to the Arctic Ocean. Highest point, Mt. McKinley, 20,300 ft. (6187 m); lowest, Death Valley, 276 ft. (84 m) below sea level. 400,000,000 including… …   Universalium