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1
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irrigation
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United States
|
Used by many Native American cultures for agriculture, including the Hohokam
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1
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2
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irrigation
|
United States
|
Common practice in agriculture for maintaining crop fields
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1
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3
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irrigation in agriculture
|
United States
|
Common and essential due to dry climate and large agricultural industry
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1
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4
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irrigation system
|
United States
|
Used to manage water levels in areas prone to flooding
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1
|
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5
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irrigation system
|
United States
|
Commonly used in agriculture to maintain crop growth in arid or semi-arid regions.
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1
|
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6
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irrigation systems
|
United States
|
Commonly used in agriculture to support large-scale crop production in arid regions
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1
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