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Irrigation farming. (12) |
Irrigation. (12) |
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Gardening. (2) |
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Potatoes. (1) |
Soils -- Analysis. (1) |
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Irrigation farming. (12) |
Irrigation. (12) |
Agricultural machinery. (3) |
Gardening. (2) |
Water quality. (2) |
Pesticides. (1) |
Potatoes. (1) |
Soils -- Analysis. (1) |
Wells. (1) |