Statistics of irrigation at country level are derived from these maps for different seasons and for the entire year annualized for the nominal year of Three methods of area abstraction are used and compared, and three methods of accuracy assessment are applied. The annualized irrigated areas of the world at the end of the last millennium were about Mha of which there were Mha for season 1, Mha for season 2, and 41 Mha for continuous cropping.
Of this, Asia alone accounts for 78 percent Mha with 59 percent from China and India. GIS and national statistics based irrigated area maps are also available for individual nations such as India's CBIP maps which may have following limitations. Drafting these was complicated by the target being on a curved surface, and thus a direct depiction onto the map Author : David A.
But what we know about Islamic science , as about many Author : R. PDF is one of the oldest and the best electronic formats in the digital world of information due to its reliability and the ease of carrying the format. The PDF format is mainly compatible with all kinds of devices.
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