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Geographical Information system and Remote Sensing for precision Agriculture: An Interactive Approach
Dr. Ram Bilas
Reader
Deptt. Of Geography, B. H. U., Varanasi,
India Email: rambilas@bhu.ac.in
The farmers now a day are interested in maximizing there out put by using modern techniques like remote sensing, GIS and GPS throughout the world. These techniques are able to solve their problems if they can utilize. These may provide information for formers to maximize the economic and environmental benefits of precision farming. However, most farmers do not have the skills to utilize these technologies properly, effectively and timely. The proper use of such technology form USA may be sighted in this reference where a learning community approach led by the Upper Midwest Aerospace Consortium (UMAC) is sharing information among scientists, agriculture producers, and data providers. Farmers and others working in the agricultural sectors received value- added information derived from AVHAR, MODIS, IKONOS, DigitInc’s DALSA camera system and Positive Systems’ ADAR 5500 digital aerial camera over four growing season. The emphasis has been given on reducing the time between data acquisition and delivery of value-added products to farmers, developing practical uses for the data and providing basic training so that the end users could understand how to interpret the information. Farmers in the rural areas were connected via wide-bandwidth satellite link to a central distribution center. The farmers conducting experiment and evaluating the usefulness of input received from the remotely sensed data using GIS and some time even assessing the economic benefits of implementing the fertilizer and pesticides. Resulting applications included management zone delineation verifying the effectiveness of variable rate fertilizer applications, verifying the effectiveness of pesticides applications, and monitoring physical damage due to insects, inundation, wind and hail. Several other experiments and seasonal management practices were also reviewed using high-resolution images using GIS.
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