Precision farming is the application of technologies and principles to manage spatial and temporal variability associated with all aspects of agricultural production. Precision farming is essential for serving the dual purpose of enhancing productivity and reducing ecological degradation. Precision farming offers a variety of potential benefits in profitability, productivity, sustainability, crop quality, food safety, environmental protection, on farm quality of life and rural economic development. To maximize the yield to a great extent, supplying nutrients as such in the soil will not...