Which pH range is not suitable to grow the crop?
Oats - 5.0 - 7.5 pH
Cotton - 6.0 - 7.5 pH
Bean - 6.0 -8.0 pH
Potato - 4.5 - 6.5 pH
Cotton - 6.0 - 7.5 pH
Bean - 6.0 -8.0 pH
Potato - 4.5 - 6.5 pH
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