Exam Scheme

---

Syllabus :- AGRICULTURAL ENGINEERING – I

---

1. Soil and Water Conservation

1. Forms of Precipitation, hydrologic cycle, point rainfall analysis, frequency analysis.
2. Watershed - definition and concept, agricultural watersheds, prediction of peak runoff, factors affecting runoff.
3. Hydrograph, concepts of unit and instantaneous hydrographs.
4. Erosion-type, affecting factors, damages associated with erosion, assessment of actual annual soil loss and its impact on agricultural production and productivity.
5. Erosion control measures on various classes of lands i.e. contour cultivation, strip cropping, terracing, afforestation, pastures etc.
6. Role of vegetation in soil and water conservation, grassed waterway and its design.
7. Design of gully control measures including permanent structures i.e. chute spillway, drop spillway, drop inlet spillway, retards and stream bank erosion.
8. Flood routing, flood amelioration through soil and water management in upstream zone.
9. Mechanics of wind and water erosion, wind erosion control.
10. Water harvesting structures i.e. Khadin, Tanka, Nadi and Anicut.

2. Irrigation

1. Soil-Water- Plant relationship, permeability, infiltration, percolation, water requirements of crops and irrigation scheduling.
2. Direct and indirect methods of soil moisture measurements.
3. Measurements of irrigation water-Orifice, Weirs, Notches, Parshall flumes, H-flumes etc.
4. Water conveyance and control, design of field channels and canals.
5. Lacey and Kennedy theories, Most economical channel cross section.
6. Underground pipeline structures and their design.
7. Irrigation methods, their hydraulics and design viz. Border, Furrow, Flood, Drip and Sprinklers methods, irrigation efficiencies.

3. Drainage

1. Benefits of drainage, hydraulic conductivity, drainable porosity, drainage coefficient.
2. Surface drainage, drainage of flat and sloppy lands.
3. Design of open ditches, their alignment and construction.
4. Design and layout of sub-surface drains, depth and spacing of drains and drainage outlets.
5. Installation of drains and drainage wells, drainage of salt-affected areas.

4. Pumps

1. Design, construction, performance characteristics, selection, installation, working principle and maintenance of reciprocating pump, centrifugal pump, turbine pump, submersible Pump, jet pump, air lift pumps and hydraulic ram.

5. Water Resources Development and Management

1. Water resources of India, Surface water, Ground water.
2. Development of irrigation potential, Canal irrigation, Command area development, On-farm development works.
3. Aquifer parameters, Hydraulics of wells, steady and unsteady flow, well log, construction of wells.
4. Design of well screen, well development.

6. Surveying, Leveling and Land Development

1. Linear Measurements, different surveying devices and methods.
2. Land grading and leveling, contouring and terracing, earthwork estimation.
3. Land Development Budgeting, earth-moving machinery.