Irrigated area and methods of irrigation in State of Ceará (Brazil) based on the 1995-1996 Agricultural Census

• Autor(es):

  Girão, Adalberto R. (UFC);

  Dutra, Indalécio (UFC);

  Souza, Francisco de (UFC. Departamento de Engenharia Agrícola).

• Fonte:

  Revista Brasileira de Engenharia Agrícola e Ambiental; volume 5, número 1, páginas 161-165. Abril 2001.

• Assuntos:

  irrigation;

  irrigated area;

  agricultural pole.

• Resumo:

  This paper presents an analysis of the irrigated area in Ceará State (Brazil) based on the total area and irrigation methods. Surface irrigation is the most used method (61.2% of agricultural farms), followed by sprinkler (37.2%) and the other methods (12.6%). The major irrigated area is located in farms between 100 and 1,000 ha, corresponding to 30.4% of the total irrigated area of the state, while farms larger than 10,000 ha represent only 1.3%. The Agricultural Poles are responsible for 61.7% (68,753 ha) of the total irrigated area of the state (108,998 ha) and the Lower Jaguaribe Agricultural Pole is the largest one (34.4%), while Lower Acaraú Agricultural Pole is the smallest one (5.8%). Surface irrigation is also the most used in the Agricultural Poles (60% of the cultivated farms), followed by sprinkler (33.9%) and the other methods (13.5%), also predominating in relation to the groups of total area.

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