irrigation efficiency
111Uinta Basin Replacement Project — In Section 203(a) of the Central Utah Project Completion Act, the United States Congress authorized a federally authorized and funded replacement project to replace the Uinta and Upalco Units of the Central Utah Project (CUP) which were not… …
112Drainage — See also: Storm drain and Stormwater Deep inside a Sydney drain in New South Wales Drainage is the natural or artificial removal of surface and sub surface water from an area. Many agricultural soils need drainage to improv …
113History of agriculture — Agriculture was developed at least 10,000 years ago, and it has undergone significant developments since the time of the earliest cultivation. Evidence points to the Fertile Crescent of the Middle East as the site of the earliest planned sowing… …
114Ocean thermal energy conversion — Temperature differences between the surface and 1000m depth in the oceans Ocean Thermal Energy Conversion (OTEC) uses the difference between cooler deep and warmer shallow or surface ocean waters to run a heat engine and produce useful work,… …
115Economics of global warming — This article describes the economics of global warming and climate change. Contents 1 Definitions 2 Climate change science 3 Scenarios 4 Trends and projections …
116Water resources in Mexico — {| style= width: 25em; font size: 90%; text align: left; class= infobox !align= center bgcolor= lightblue colspan= 2 |Mexico: Water Resources #if:{ }|Water resources in many parts of Mexico are under stress, especially in the arid northwest and… …
117Cambodia — /kam boh dee euh/, n. a republic in SE Asia: formerly part of French Indochina. 11,163,861; 69,866 sq. mi. (180,953 sq. km). Cap.: Phnom Penh. Formerly, People s Republic of Kampuchea, Khmer Republic. * * * Cambodia Introduction Cambodia… …
118Egypt — /ee jipt/, n. 1. Arab Republic of. a republic in NE Africa. 64,791,891; 386,198 sq. mi. (1,000,252 sq. km). Cap.: Cairo. Arabic, Misr. Formerly (1958 71), United Arab Republic. 2. an ancient kingdom in NE Africa: divided into the Nile Delta… …
119Italy — /it l ee/, n. a republic in S Europe, comprising a peninsula S of the Alps, and Sicily, Sardinia, Elba, and other smaller islands: a kingdom 1870 1946. 57,534,088; 116,294 sq. mi. (301,200 sq. km). Cap.: Rome. Italian, Italia. * * * Italy… …
120Wheat — This article is about the plant. For other uses, see Wheat (disambiguation). Wheat Scientific classification Kingdom: Plantae (unranke …
