Library
Water Quality — Salinity, Alkalinity, and Contaminations

1. Why it Matters for Best Outcomes

Water is not just about quantity — its quality decides whether it nourishes or damages crops and soil. Salinity and alkalinity in irrigation water can reduce crop growth, harm roots, and gradually spoil soil health. Contaminated water (industrial effluents, sewage, pesticide residues, heavy metals) can make produce unsafe, lower yields, and degrade farmland permanently. Thus, a farm’s water quality directly shapes both profitability and sustainability.

2. When Water Quality is Favorable

Fresh, clean water with low salt content and neutral pH is ideal for farming. It allows all types of crops to thrive, ensures better germination, and supports livestock health. Such water keeps soil structure intact, reduces fertilizer wastage, and protects long-term productivity. Farmers with this resource enjoy flexibility in crop choice and often higher incomes.

3. When Water Quality is Unfavorable

High-salinity water stresses crops, reduces yields, and leads to white crusts on soil surfaces. Alkaline water creates hard, compact soils and limits nutrient availability. Contaminated water spreads toxins into crops and soils, sometimes making produce unfit for markets (especially exports). Using such water often forces farmers into low-value tolerant crops, frequent soil amendments, or even abandonment of land.