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Irrigation farming. (4) |
Irrigation. (4) |
Water quality. (2) |
Agricultural machinery. (1) |
Pesticides. (1) |
Soils -- Analysis. (1) |
Wells. (1) |
Irrigation farming. (4) |
Irrigation. (4) |
Water quality. (2) |
Agricultural machinery. (1) |
Pesticides. (1) |
Soils -- Analysis. (1) |
Wells. (1) |