energy balance of the soil
71Penman equation — The Penman equation describes evaporation ( E ) from an open water surface, and was developed by Howard Penman in 1948. Penman s equation requires daily mean temperature, wind speed, relative humidity, and solar radiation to predict E. Simpler… …
72Chad Basin — The Chad Basin, also known as the Lake Chad Basin, is a large lowland area in north central Africa. In all directions from the center of this area the elevation changes are gentle. The Chad Basin is an endorheic (closed) basin its water does not… …
73Discovery Channel Young Scientist Challenge — The Discovery Channel Young Scientist Challenge (DCYSC) is an annual science and engineering research and exhibit competition for students in grade 5 through 8 and was created in 1999. It is sponsored primarily by Discovery Communications,… …
74Principles of Organic Agriculture — The Principles of Organic Agriculture were established by the International Federation of Organic Agriculture Movements (IFOAM) in September, 2005. They embody a global vision for organic farming. The Principles were approved by the General… …
75Canopy (vine) — The canopy of a grapevine includes the parts of the vine visible above ground the trunk, cordon, stems, leaves, and fruit. Management of the canopy is an important viticultural task due to its affect on grape yields, quality, vigour and the… …
76Planets in astrology — ‹ The template below (Astrology) is being considered for merging. See templates for discussion to help reach a consensus. › Astrology …
77A∴A∴ — The A∴A∴ (Latin: Argenteum Astrum [ [http://www.llewellynencyclopedia.com/term/The+Astrum+Argentum The Llewellyn Encyclopedia] ] or Greek: Άστρον Αργόν [ [http://www.totse.com/en/religion/the occult/163733.html TOTSE] ] , Astron Argon , both… …
78Terrorism and counter-terrorism in Kazakhstan — The threat of terrorism in Kazakhstan plays an increasingly important role in Kazakhstan s relations with the United States which in 2006 were at an all time high.[1] Kazakhstan has taken Uzbekistan s place as the favored partner in Central Asia… …
79National Biodiesel Board — The National Biodiesel Board (NBB) is a commercial trade association representing the biodiesel industry as the unifying and coordinating body for research and development in the United States. Its mission is to advance the interests of members… …
80Mahakam River — The Mahakam River is in Indonesia. It flows 980 km from the district of Long Apari in the highlands of Borneo, to its mouth at the Makassar Strait. The city of Samarinda, the provincial capital of East Kalimantan, lies along the river… …
