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Abstract

India has 16% of the world’s population and only 4% of the world’s water resources, which aredepleting rapidly. The demand for water is expected to grow from 40 billion cubic metres(bcm) currently to around 220 bcm in 2025. Water is one of the most important inputs essentialfor crops. Both it’s shortage and excess affects the growth and development of the plants,yields and quality of produce. There are numerous methods to reduce such losses and toimprove soil moisture. These are mulching, cropping, planting of trees, utilization of fog ordew by net-surfacing traps or polythene sheets, contour farming, transfer of water from surplusareas to deficit areas by inter-linking water systems through canals, desalination technologies

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