base exchange capacity
21România — /rddaw mu nyah/; Eng. /roh may nee euh, mayn yeuh/, n. Romanian name of ROMANIA. * * * Romania Introduction Romania Background: Soviet occupation following World War II led to the formation of a Communist peoples republic in 1947 and the… …
22Soil pH — is the pH of soil water. It is based on the measurement of pH, which depends on the activity of hydrogen ions (H+) in a solution.There are many different methods to collect soil water, all which influence the measured soil pH in one way or… …
23Sand-based athletic fields — are sporting grounds constructed on sand, which have certain advantages over those built on native soils. Highly maintained areas of turf, such as those on an athletic field or on golf greens and tees, can be grown in native soil or sand based… …
24RAF Alconbury — is a Royal Air Force station adjacent to the Stukeleys, near Alconbury and Huntingdon, Cambridgeshire in the United Kingdom, about 60 miles (100 km) north of London. Its runway and flight line were closed in the mid 1990s and it is currently a… …
25Tanzania Telecommunications Company Limited — Infobox Company company name = Tanzania Telecommunications Company Limited company key people = Bill Beckman CEO, Glen Raboud CFO, Prof. Mathew Luhanga TTCL Board Chairman num employees = under 2,000 (as at July 2007) company type = Public… …
26John D. Hamaker — (1914–1994), was an American mechanical engineer, ecologist, agronomist and science writer in the fields of soil remineralization, rock dusting, mineral cycles, climate cycles and glaciology. Contents 1 Biography 2 Discoveries inventions 3… …
27duricrust — /door i krust , dyoor /, n. a hard crust that forms on or in soil in semiarid climates owing to cementation of soil particles. Cf. caliche, hardpan (defs. 1, 2). [ < L dur(us) hard + I + CRUST] * * * ▪ geology Introduction surface or near… …
28Cheyenne Mountain — Directorate Part of North American Aerospace Defense Command El Paso County, near Colorado Springs, Colorado, United States …
29Vermiculite — Infobox mineral name = Vermiculite category = boxwidth = boxbgcolor = caption = formula = (MgFe,Al)3(Al,Si)4O10(OH)2·4H2O color = Bronze Yellow habit = Clay, scaly, aggregate system = Monoclinic twinning = cleavage = Perfect fracture = Uneven… …
30Paxillus involutus — Scientific classification Kingdom: Fungi Division …
