at sufficiently elevated temperatures
71Hippeastrum — Taxobox name = Hippeastrum image caption = A Hippeastrum cultivar in flower regnum = Plantae divisio = Magnoliophyta classis = Liliopsida ordo = Asparagales familia = Amaryllidaceae genus = Hippeastrum genus authority = Herb. subdivision ranks =… …
72Probiotic — Probiotics are live microorganisms thought to be beneficial to the host organism. According to the currently adopted definition by FAO/WHO, probiotics are: Live microorganisms which when administered in adequate amounts confer a health benefit on …
73plant disease — ▪ plant pathology Introduction an impairment of the normal state of a plant that interrupts or modifies its vital functions. All species of plants, wild and cultivated alike, are subject to disease. Although each species is… …
74radiation measurement — ▪ technology Introduction technique for detecting the intensity and characteristics of ionizing radiation, such as alpha, beta, and gamma rays or neutrons, for the purpose of measurement. The term ionizing radiation refers to those… …
75Global warming — This article is about the change in climate Earth is currently experiencing. For general discussion of how Earth s climate can change, see Climate change …
76United 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… …
77Fog — For other uses, see Fog (disambiguation). Part of the Nature series on Weather   Calendar seasons Spring  …
78Climate of Australia — Climate map of Australia, based on the Köppen climate classification …
79North 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… …
80Maglev — JR Maglev at Yamanashi, Japan test track in November 2005 …
