Table 3 Common plant crops and their tolerance for TDS concentrations in the Ishaqi Region.

From: Infiltration capacity and salinization dynamics of the ishaqi aquifer with sustainable groundwater desalination strategies in central Iraq

Crop

Salinity tolerance

TDS tolerance range, Mg/L

Wheat

Moderate

1,000–2,000

Barely

High

2,000–4,000

Corn

Moderate

1,000–1,500

Cotton

High

2,000–3,000

Rice

Low- Moderate

750–1,500

Date Palm

Very high

Up to 5,000

Tomatoes

Moderate

1,000–1,500

Alfalfa

Moderate

1,000–1,500

Onion

Low

 < 1,000

Cucumber

Low

 < 1,000

Potatoes

Low–Moderate

500–1,500

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