AI6503 - FARM EQUIPMENT (Syllabus) 2013-regulation Anna University

AI6503 - FARM EQUIPMENT (Syllabus) 2013-regulation Anna University

AI6503	FARM EQUIPMENT	LPTC

3003

OBJECTIVES:

• To introduce the students to the working principles of farm equipments, tillage implements.
• To expose the students to farm mechanization benefits and constraints, identification of components of primary and secondary tillage implements

UNIT I	FARM MECHANIZATION	9

Farm mechanisation – objectives. Tillage - objectives - methods – primary tillage implements - secondary tillage implements - animal drawn ploughs - construction. Types of farm implements – trailed, mounted . Field capacity - forces acting on tillage tool.

UNIT II	PRIMARY AND SECONDARY TILLAGE IMPLEMENTS	9

Mould board plough- attachments – mould board shapes and types. Disc plough – force representation on disc – Types of disc ploughs – Subsoiler plough - Rotary plough. Cultivators - types - construction. Disc harrows - Bund former - ridger – leveller. Basin lister-Wetland preparation implements.

UNIT III	SOWING AND FERTILIZING EQUIPMENT	9

Crop planting - methods - row crop planting systems - Devices for metering seeds – furrow openers – furrow closers- types – Types of seed drills and planters – calibration-fertilizer metering devices - seed cum fertilizer drills – paddy transplanters – nursery tray machines.

UNIT IV	WEEDING AND PLANT PROTECTION EQUIPMENT	9

Weeding equipment – hand hoe – long handled weeding tools – dryland star weeder – wetland conoweeder and rotary weeder – Engine operated and tractor weeders Sprayers –types-classification – methods of atomization, spray application rate, droplet size determination – volume median diameter, numerical median diameter – drift control

UNIT V	HARVESTING MACHINERY	9

Principles of cutting crop, types of harvesting machinery, vertical conveyor reaper, combine harvesters, threshers, tractor on top combine harvester, combine losses.

TOTAL : 45 PERIODS

OUTCOMES:

• The students will be able to understand the mechanization and various equipment used in the farm for different field operations.

TEXT BOOKS:

1. Jagdishwar Sahay. Elements of Agricultural Engineering. Standard Publishers Distributors, Delhi 6.,2010.
2. Michael and Ohja. Principles of Agricultural Engineering. Jain brothers, New Delhi., 2005

REFERENCES

1. Kepner, R.A., et al. Principles of farm machinery. CBS Publishers and Distributers, Delhi. 99, 1997.
2. Harris Pearson Smith et al. Farm machinery and equipment. Tata McGraw-Hill pub., New Delhi.,1996.
3. Srivastava, A.C. Elements of Farm Machinery. Oxford and IBH Pub. Co., New Delhi, 1990.