Subject Details
Dept     : AGRI
Sem      : 5
Regul    : 2019
Faculty : Mrs.J.Hemalatha
phone  : NIL
E-mail  : hemalatha.j.agri@snsct.org
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Syllabus

UNIT
1
REMOTE SENSING

Introduction-Fundamentals of Remote Sensing-Definition, Advantages-Components- Physics of Remote Sensing-Electro Magnetic Spectrum(EMR)-Radiation laws – Wave theory-Stefan-Boltzmann LawsInteraction of EMR with Atmosphere- Scattering-Rayleigh, Mie and Non-Selective scattering-AbsorptionAtmospheric windows- Interaction of EMR with Earth objects-Spectral signature-Spectral reflectance characteristics of vegetation, soil and water.

UNIT
2
REMOTE SENSING SATELLITES AND SENSORS

Platforms-Types-Applications – Sun synchronous and geo synchronous orbits-Active and Passive sensorsResolution-Spatial, Spectral, Radiometric and Temporal, significance of Resolution-Satellites and Sensors- LANDSAT, SPOT, IRS, RESOURCESAT, CARTOSAT, LISS Images, Thematic Mapper-High Resolution commercial satellites-METEOSAT,NOAA-ERS, RADARSAT.

UNIT
3
DIGITAL IMAGE INTERPRETATION AND PROCESSING

Activities of image interpretation-Elements-Techniques- Digital Data-Ordering- Visual interpretation elements-Rating Scales-Image processing-Image enhancement- Image classification-rectificationSupervised and Unsupervised, maximum likelihood analysis-minimum distance – Vegetation IndicesApplications in soil mapping-problem soil identification- Soil erosion and sedimentation studies- Water quality analysis

UNIT
4
GEOGRAPHIC INFORMATION SYSTEM(GIS)

Definition-Concepts of GIS –Maps and their influences-Map scale-Projection-Coordinate system- sources of spatial data- basic component - Standard GIS packages- Data types- Raster and Vector-files and their organization-Data Base Management System-digitizer- reclassification-Spatial analysis- Buffering-map overlay-interpolation-Digital Elevation Model-output data-Devices for output

UNIT
5
GIS APPLICATIONS

Land and Water resources Management-Agriculture-Surface and Ground water hydrology-Soil erosion assessment-Pollution abatement-Earth sciences- Watershed management

Reference Book:

1 Ian Heywood, An Introduction to GIS, Pearson Education, New Delhi, 2001. 2 P.A. Burrough, Principle of GIS for land resources assessment, Oxford Publications, 1990.

Text Book:

1.M.Anji Reddy, Textbook of Remote Sensing and Geographical Information System, 3rd Edition, BS Publications, 2008. 2.Floyd F.Sabins, Remote Sensing: Principles and Interpretation, III edition, Freeman and Company, New York, 1997.