mean density
31Stand density management diagram — A Stand Density Management Diagram is best described as a “simple biological model relating yield and density at any stage of stand development” Kershaw, J. A., and B.C. Fischer. 1991. A stand density management diagram for sawtimber sized mixed… …
32Ultra Density Optical — (UDO) is an optical disc format designed for high density storage of high definition video and data. Overview An Ultra Density Optical disc or UDO is a 133.35 mm (5.25 ) ISO cartridge optical disc which can store up to 60 GB of… …
33Vienna Standard Mean Ocean Water — VSMOW, or Vienna Standard Mean Ocean Water, is an isotopic water standard defined in 1968 by the International Atomic Energy Agency. Despite the somewhat misleading phrase ocean water , VSMOW refers to pure water (H2O) and does not include any… …
34Drainage density — is the total length of all the streams and rivers in a drainage basin divided by the total area of the drainage basin. It is a measure of how well or how poorly a watershed is drained by stream channels. It is equal to the reciprocal of the… …
35Integration of the normal density function — Main article: Normal distribution The probability density function for the normal distribution is given by:f(x;mu,sigma)=frac{1}{sigmasqrt{2pi , exp left( frac{(x mu)^2}{2sigma^2} ight),where mu is the mean and sigma the standard deviation.By the …
36fiber density — 1. the number of muscle or nerve fibers in a unit area of tissue. 2. after a number of recordings of single fiber electromyography to the same muscle, the mean number of muscle fiber action potentials found to be single fiber action potentials… …
37Milky Way Galaxy — Large spiral galaxy (roughly 150,000 light years in diameter) that contains Earth s solar system. It includes the multitude of stars whose light is seen as the Milky Way, the irregular luminous band that encircles the sky defining the plane of… …
38Schiehallion experiment — Schiehallion s isolated position and symmetrical shape lent well to the experiment The Schiehallion experiment was an 18th century experiment to determine the mean density of the Earth. Funded by a grant from the …
39asteroid — asteroidal, adj. /as teuh royd /, n. 1. Also called minor planet. Astron. any of the thousands of small bodies of from 480 miles (775 km) to less than one mile (1.6 km) in diameter that revolve about the sun in orbits lying mostly between those… …
40Eastern Towhee — A male in Massachusetts, USA Conservation status …
