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How Water Effluents Effect Vegetable Production
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In developing countries, Waste water is used for irrigation purpose and considered beneficial to plant growth as a result effluents are extensively used for irrigation of crops. According to latest estimates about 85% used water in towns ultimately adopts the form of discarded water. However, industrial waste water get mixed with urban sewage may contain unnecessary quantities of heavy metals like zinc, manganese, nickel etc. If these metals present in soil in excessive amount go in the food chain as a result becoming poisonous humans and plants. Vegetables are the important food which is essential for maintaining health, vegetable consumption has shown increasing trend due to good source of vitamins. However, In Pakistan vegetable consumption per capita is still below the recommended level of World Health Organization (WHO).
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