Agr314

1. Identify and apply simple machines in agricultural mechanization.
2. Maintain and repair farm equipment using appropriate workshop tools.
3. Explain the principles of internal combustion engines.
4. Classify and operate different types of tractors.
5. Describe primary and secondary tillage methods and machinery.
6. Explain the principles and methods of crop harvesting and processing.

13 weeks, about 60 hours in total. Yours will differ.

1. Week 1Module 1: Basic Machines and Their Applications in Agricultural Mechanization

   • Unit 1: The Wheel and Axle · 3 hours

     Identify and describe the six simple machines: wheel and axle, lever, inclined plane, pulley, screw, and wedge.. Explain how each machine transfers or changes the direction/magnitude of force.. Calculate mechanical advantage for each machine type using provided formulas..

   • Unit 2: The Lever · 2 hours

     Differentiate between Class One, Class Two, and Class Three levers.. Identify the position of the fulcrum, effort, and load in each class of lever.. Calculate the mechanical advantage of levers using the formula M.A = Load/Effort..

2. Week 2Module 1: Basic Machines and Their Applications in Agricultural Mechanization

   • Unit 3: The Inclined Plane · 2 hours

     Explain how an inclined plane reduces the force required to lift a load.. Calculate the mechanical advantage of an inclined plane using M.A = L/W.. Determine the velocity ratio of an inclined plane using V.R = F/W..

   • Unit 4: The Pulley · 2 hours

     Describe how pulleys are used to move heavy loads.. Calculate the mechanical advantage of a pulley using M.A = Load/Effort.. Explain how a screw is a long inclined plane wrapped around a shaft..

3. Week 3Module 1: Basic Machines and Their Applications in Agricultural Mechanization

   • Unit 5: The Wedge · 3 hours

     Explain how a wedge changes the direction of input force.. Identify examples of wedges used for cutting, splitting, tightening, and holding.. Differentiate between single and double wedges and their applications..

4. Week 4Module 2: Workshop Tools

   • Unit 1: Why Have a Home-Farm Shop? · 2 hours

     Identify essential requirements of a home farm shop.. Explain the importance of proper tool storage and maintenance.. List reasons why a farmer should have a home-farm shop..

   • Unit 2: Wood Working Tools · 3 hours

     Classify workshop tools into woodworking and metalworking categories.. Identify common woodworking tools such as saws, planes, and grading tools.. Explain the importance of proper care and maintenance of tools..

5. Week 5Module 2: Workshop Tools

   • Unit 3: Metal Working Tools · 4 hours

     Identify and describe metalworking tools such as Allen keys, hack saws, and try squares.. Explain the function of each tool and its proper use.. Practice using simple workshop tools to construct a wood project..

6. Week 6Module 3: Principles of Internal Combustion Engine (ICE)

   • Unit 1: Engine Operation Principles · 4 hours

     Describe the types of farm power: animal, wind, solar, water, external combustion, and internal combustion.. Explain the engine operation principles of internal combustion engines.. Describe the four strokes in a cycle: intake, compression, power, and exhaust..

7. Week 7Module 3: Principles of Internal Combustion Engine (ICE)

   • Unit 2: Working Principles of the Internal Combustion Engine · 3 hours

     Explain the intake stroke, including the movement of the piston and the opening/closing of valves.. Describe the compression stroke, including the compression of the fuel-air mixture.. Explain the power stroke, including the ignition of the mixture and the downward force on the piston..

   • Unit 3: Two-Stroke Cycle Engine · 2 hours

     Describe the exhaust stroke, including the opening of the exhaust valve and the expulsion of burnt gases.. Differentiate between two-stroke and four-stroke cycle engines.. Study the construction of 2-stroke and 4-stroke cycle engines, noting the location of fuel system, valves, and ports..

8. Week 8Module 4: Farm Machinery Used For Tillage (I)

   • Unit 1: Tractor Types According to Traction Member · 3 hours

     Classify tractors according to traction member: wheel tractors and track-type tractors.. Describe the different types of wheel tractors: triangle, four-wheel (2-wheel drive), and four-wheel drive.. Explain the advantages and disadvantages of each type of tractor..

   • Unit 2: Tractor Types · 2 hours

     Classify tractors according to use and/or size: utility tractors, large field tractors, orchard and vineyard tractors, lawn and garden tractors, and industrial tractors.. Describe the specific applications of each type of tractor.. Identify the different parts of a 4-wheel tractor..

9. Week 9Module 5: Farm Machinery Used For Tillage (II)

   • Unit 1: Introduction to Tillage · 3 hours

     Define tillage and explain its importance for crop growth.. Describe the conditions necessary for conducive soil environment: water, air, good soil texture, and good temperature.. Differentiate between primary and secondary tillage..

   • Unit 2: Primary Tillage · 2 hours

     Define primary tillage and its purpose.. Describe the function of moldboard plows, disk plows, and chisel plows.. Explain the advantages and disadvantages of each type of primary tillage machinery..

10. Week 10Module 5: Farm Machinery Used For Tillage (II)

    • Unit 3: The Subsoiler · 3 hours

      Explain the function of a subsoiler and its benefits for crop growth.. Describe the operation of disk harrows, cultivators, and rotary tillers.. Explain how secondary tillage tools pulverize, level, and firm the soil..

    • Unit 4: Secondary Tillage Machinery · 2 hours

      Describe the function of disk harrows, cultivators, and rotary tillers.. Explain how secondary tillage tools pulverize, level, and firm the soil.. Explain the importance of controlling weeds and conserving soil moisture..

11. Week 11Module 6: Harvesting and Processing Machines

    • Unit 1: Harvesting Equipment (Machines) · 3 hours

      Classify harvesting machines based on the crops to be harvested.. Describe the different forms of grasses fed to animals: fresh grass, dried grass (hay), and processed grass/silage.. Differentiate between cutterbar mowers and rotary mowers..

    • Unit 2: Other Crop Harvesting Machines · 2 hours

      Describe the functions of a combine harvester: cutting, feeding, threshing, separating, cleaning, and handling the seed.. Differentiate between self-propelled combines, hillside combines, pull-type combines, and special combines.. Explain the factors to consider when selecting a combine harvester..

12. Week 12Module 6: Harvesting and Processing Machines

    • Unit 1: Processing Machines · 5 hours

      Describe the different forms and shapes crops take after processing.. Explain the different types of processing: size reduction, threshing, milling, and preparing feeds for animals.. Differentiate between local and modern processing methods..

13. Week 13Module 6: Harvesting and Processing Machines

    • Final Revision · 5 hours

      Review all modules and units covered in the course.. Focus on key concepts and practical applications of farm mechanization.. Prepare for final examination by reviewing notes, assignments, and practical exercises..