Soil Moisture Monitoring System Using IoT
E. Raghuveera1, N. Pavan Kumar2, A. Sai Yeswanth3, L. Satya Mani Pavan4

1E. Raghuveera, Asst Professor, Electronics and Communication Engineering, Koneru Lakshmaiah Education Foundation, Guntur (Andhra Pradesh), India.
2N. Pavan Kumar, Student, Electronics and Communication Engineering Koneru Lakshmaiah Education Foundation, Guntur (Andhra Pradesh), India.
3A. Sai Yeswanth, Student, Electronics and Communication Engineering, Koneru Lakshmaiah Education Foundation, Guntur (Andhra Pradesh), India.
4L. Satya Mani Pavan, Student, Electronics and Communication Engineering, Koneru Lakshmaiah Education Foundation, Guntur (Andhra Pradesh), India.
Manuscript received on 01 May 2019 | Revised Manuscript received on 15 May 2019 | Manuscript published on 30 May 2019 | PP: 549-554 | Volume-8 Issue-7, May 2019 | Retrieval Number: G5260058719/19©BEIESP
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Abstract: Interconnection of number of devices through internet describes the Internet of things (IoT). Every object is connected with each other through unique identifier so that data can be transferred without human to human interaction. The proposed concept of the automated irrigation system uses a NodeMCU and other modules so that agricultural lands are irrigated automatically without the presence of the human i.e. the motor in field switches ON when the soil moisture value goes below a customizable threshold value and gets OFF when it is above or equal to the threshold value. For larger depths. Moisture content in the soil can be found using HYDRUS software. The IoT features provided by NodeMCU are used to transfer the data like moisture value in the soil, temperature etc. from agriculture field onto the cloud. Previous works involve irrigation without human intervention, but this work provides many more add-ons like being able to access the field condition using mobile or through web page. The user is also given opportunity to control the motor using his/her mobile with a pre-defined condition of mobile and NodeMCU getting connected to the same internet. Hydrus-2D is used to predict the moisture levels at a depth of greater than 30cm in different soils. It can be used in gardens and can be extended to agricultural fields. This type of advanced and personalized set-up can be very useful for todays farmers. This can decrease man force and cause increase in production and its quality, thereby benefitting the farmer economically. The personalization of the set-up can be done using Arduino IDE and Blynk mobile application.
Keyword: Blynk, Hydrus-2D, NodeMCU, Soil Moisture.
Scope of the Article: IoT.