Efficient water management is a critical challenge in modern agriculture due to increasing water scarcity and the need for sustainable farming practices. The Automatic Soil Irrigation System is designed to optimize water usage by delivering water to crops based on real-time soil moisture conditions. This system eliminates the need for manual irrigation and reduces water wastage, thereby improving crop productivity and resource efficiency. The system primarily consists of soil moisture sensors, a microcontroller (such as Arduino or similar embedded systems), a water pump, and a control unit. The soil moisture sensor continuously monitors the moisture level in the soil and sends the data to the microcontroller. When the moisture level falls below a predefined threshold, the controller automatically activates the irrigation pump to supply water to the soil. Once the desired moisture level is reached, the system switches off the pump, ensuring optimal water usage. Additionally, advanced versions of the system may incorporate features such as wireless communication, mobile monitoring, weather forecasting integration, and solar power support for enhanced efficiency and sustainability. These features enable remote monitoring and control, making the system suitable for smart farming applications. The Automatic Soil Irrigation System not only conserves water but also reduces human labor and minimizes the risk of over-irrigation or under-irrigation. It plays a significant role in promoting precision agriculture and can be effectively implemented in gardens, farms, and greenhouse environments. Overall, this system provides a cost-effective, reliable, and eco-friendly solution to modern irrigation challenges.
Chavan et al. (2026) studied this question.