The document discusses the importance of soil monitoring in India, which is crucial for the agricultural sector that employs 50% of the workforce and significantly contributes to the GDP. It outlines the objectives of measuring soil parameters like moisture, temperature, pH, and nutrient levels (NPK) using specific hardware components such as sensors and Arduino microcontrollers. While soil monitoring can improve soil quality and crop yields, it also has disadvantages like the need for sensor calibration and reliance on network connectivity.

1. MONITORING OF
SOIL
BY AMAN JAISWAL
[ENROLLMENT NO – 01315604916]

2. WHY MONITORING OF SOIL IS
IMPORTANT IN INDIA
• India ranks second worldwide in farm outputs.
• Agriculture employed 50% of the Indian work force.
• India exported $38 billion worth of agricultural
products in 2013.
• It contributed 17-18% to country's GDP.

3. OBJECTIVE
To Measure Important Parameters of Soil Like
• Soil Moisture
• Soil Temperature
• Soil PH
• Soil Conductivity
• Soil Nutrients like NPK

4. HARDWARE REQUIREMENTS
• PH Sensor
• Moisture Sensor
• DS18B20 Sensor
• EC Sensor
• Microcontroller
• 3 LEDs with Receiver
• 9v Battery

5. DIFFERENT SENSORS
Moisture
Sensor
Temperature
Sensor
PH Sensor
EC Sensor

6. ARDUINO AS A MICROCONTROLLER
• Arduino is 8 bit MC.
• Arduino is a single board MC.
• Arduino is open source hardware board.
• It has 6 analog pins & 14 digital output
pin.
• It has 32KB flash Memory.

7. WHY WE MEASURE NPK IN SOIL
Help in
leap
growth &
flowering
Help in
roots
growth
Vital for
disease
resistance

8. HOW TO MEASURE NPK IN SOIL

9. OPTICAL CHARACTERISTICS OF NPK
Nutrients Absorption of wavelength
(nm)
Nitrogen 438-490
Phosphorus 528-579
Potassium 605-650

10. OPTIMUM LIGHT PATH LENGTH

11. HARDWARE SETUP

12. SENDING DATA ON SERVER
Monitoring
Device
By GPRS
Server
Users

13. DEVICE WHICH SEND DATA ON
SERVER
SIM900A Module
Key Features
• Low power consumption.
• Operation temperature: -40°C to
+85 °C
• Arduino compatible.
• Control via AT commands.

14. ADVANTAGES OF MONITORING OF
SOIL
Improve the quality of soil.
Reduces the undesired use of fertilizers.
Able to know where to plant crop.
Help farmers to produce good yields.

15. DISADVANTAGES OF MONITORING
OF SOIL
Sensors calibration required.
Depend on SIM netwok.
Little expensive.

16. THE END