THEORY
Unit I
Basic components of remote sensing- signals, sensors and sensing systems; active and passive remote sensing.
Unit II
Characteristics of electromagnetic radiation and its interaction with matter; spectral features of earth’s surface features; remote sensors in visible, infrared and microwave regions.
Unit III
Imaging and non-imaging systems; framing and scanning systems; resolution of sensors; sensor platforms, their launching and maintenance. Drone technology.
Unit IV
Data acquisition system, data preprocessing, storage and dissemination; digital image processing and information extraction.
Unit V
Microwave remote sensing; visual and digital image interpretation; introduction to GIS and GPS.
Unit VI
Digital techniques for crop discrimination and identification; crop stress detection - soil moisture assessment, inventory of ground water and satellite measurement of surface soil moisture and temperature; drought monitoring, monitoring of crop disease and pest infestation. Use of satellite data in weather forecasting.
Unit VII
Soil resource inventory; land use/land cover mapping and planning; integrated watershed development; crop yield modeling and crop production forecasting.
VI. Practical
• Acquisition of maps
• Field data collection
• Map and imagery scales
• S/W and H/W requirements and specifications for remote sensing
• Data products, their specifications, media types, data inputs, transformation, display types,
Image enhancement
• Image classification methods
• Evaluation of classification errors
• Crop discrimination and acreage estimations
• Differentiation of different degraded soils
• Time domain reflectometry.
• Use of spectrometer and computation of vegetation indices
• Demonstration of case studies
• Hands on training
- Teacher: Abhishek Dwivedi
Theory
Unit I
Water and its role in plants; Irrigation: Definition and objectives, water resources and irrigation development in of India and concerned state, major irrigation projects, extent of area and crops irrigated in India and in different states.
Unit II
Field water cycle, water movement in soil and plants; transpiration; soil-water plant relationships; water absorption by plants; plant response to water stress, crop plant adaptation to moisture stress condition. Water availability and its relationship with nutrient availability and loses.
Unit III
Soil, plant and meteorological factors determining water needs of crops, scheduling, depth and methods of irrigation; micro irrigation systems; deficit irrigation; fertigation; management of water in controlled environments and polyhouses. Irrigation efficiency and water use efficiency.
Unit IV
Water management of crop and cropping system, Quality of irrigation water and management of saline water for irrigation, water use efficiency, Crop water requirement- estimation of ET and effective rainfall; Water management of the major crops and cropping systems. Automated irrigation system.
Unit V
Excess of soil water and plant growth; water management in problem soils, drainage requirement of crops and methods of field drainage, their layout and spacing; rain water management and its utilization for crop production.
Unit VI
Quality of irrigation water and management of saline water for irrigation, water management in problem soils.
Unit VII
Soil moisture conservation, water harvesting, rain water management and its utilization for crop production.
Unit VIII
Hydroponics,
Unit IX
Water management of crops under climate change scenario.
Practical
Determination of Field capacity by field method.
Determination of Permanent Wilting Point by sunflower pot culture technique.
Determination of Field capacity and Permanent Wilting Point by Pressure Plate Apparatus.
Determination of Hygroscopic Coefficient.
Determination of maximum water holding capacity of soil.
Measurement of matric potential using gauge and mercury type tensiometer.
Determination of soil-moisture characteristics curves.
Determination of saturated hydraulic conductivity by constant and falling head method.
Determination of hydraulic conductivity of saturated soil below the water table by auger hole method.
Measurement of soil water diffusivity.
Estimation of unsaturated hydraulic conductivity.
- Teacher: Abhishek Dwivedi