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Water-Smart Agriculture: Key Techniques and Its Crucial Role in Sustainable Farming

Water shortage highly affects agriculture. For crops, livestock, and fisheries to function and grow require ample water supply, even for the processing and preparation of foods and products.

Ananya Kohli
A representational image of water smart agriculture (Image Source: Pexels)
A representational image of water smart agriculture (Image Source: Pexels)

The excessive reliance of agriculture on water is becoming unsustainable, especially in areas where there is already a water shortage. Very little water reaches the crops when traditional irrigation techniques are used. The concept of "water-smart farming" was created to address issues related to the accessibility, availability, and use of agricultural water. It includes many water-saving techniques, tools, and technologies for growing food sustainably, as well as cropping systems that adapt to changing climate conditions. The urgent problem of agricultural water competition can be lessened with the successful application of water-smart farming.

Water smart agriculture helps in conditioning and enhancing the soil's ability to hold and capture moisture as well as the fundamental infrastructure for water harvesting, storage, and use as nature-based cropping solutions. Many instances of water-smart crop farming technologies and best practices were showcased. These practices included developing drought-tolerant crop varieties through breeding, encouraging dryland cropping systems, employing alternate wetting and drying techniques, water drainage and control structures, collecting rainwater, using irrigation reservoirs, and utilizing cover crops and intercropping to improve soil moisture conservation.

Smart Irrigation Techniques

These days, intelligent irrigation systems have transformed agriculture. These innovative methods are transforming agricultural water management by combining the power of automation, precision, and data analytics.

Let us take a look at some of the smart irrigation techniques:

  • Smart irrigation controllers: This is a promising innovation and a developing trend in irrigation: devices that automate irrigation schedules based on crop and soil needs, current and forecast weather events, and predictive analytics. Irrigation schedules are adjusted by smart irrigation controllers based on temperature, humidity, wind speed, precipitation frequency and duration, and information gathered from weather sensors.  

  • Sensors for Soil Moisture: By measuring the levels of soil moisture, these instruments help farmers determine how much water is available for crop growth and help them plan irrigation schedules. Farmers can apply water more precisely thanks to the real-time information soil moisture sensors give them about the moisture content of the soil. Crop growth may be negatively impacted by either overwatering or underwatering.

  • Micro Irrigation Systems: Another significant advancement and trend in the field of water management has been the widespread use of micro-irrigation systems. Water losses from evaporation, wind drift, and runoff are reduced by using micro-irrigation systems, which precisely apply water to the plant's root zone. By adjusting these systems to the specific requirements of different crops, soil types, and field conditions, water-use efficiency can be increased while water consumption can be decreased.

  • Rainwater Harvesting: Another essential technique in water-smart agriculture is rainwater harvesting. During the rainy season, farmers can collect and store rainwater for use during dry spells. This reduces the need for groundwater and other freshwater resources and guarantees a more steady supply of water for crops all year long.

Water-Smart Agriculture's Future

Water-smart agriculture will become more crucial for maintaining food security and sustainability as the world's water crisis worsens. Farmers need assistance from governments, legislators, and international organizations in the form of resources, training, and access to cutting-edge technologies so they can adopt water-efficient practices. Water-smart agriculture will require significant investments in research and development for climate-resilient crops, sophisticated irrigation systems, and improved soil health in the long run.

Conclusion

A solution to the water crisis is provided by water-smart agriculture practices. This also increases the agricultural industry's resilience and productivity. Farmers can make sure they are conserving water while also feeding future generations by embracing cutting-edge irrigation technologies, planting drought-resistant crops, and putting sustainable soil management techniques into practice.

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