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18th June 2015, 11:30 AM
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Join Date: Apr 2013
Re: Asrb net icar

As you want I am here providing you syllabus for Agricultural Structures and Environmental Management discipline exam for ASRB/ ICAR NET exam.

ARSB/ NET Exam Syllabus for Agricultural Structures and Environmental Management:

Unit 1: Introduction

Applications, Functional and financial criteria, Material selection criteria, Status in India and abroad, functional requirements of special facilities like mandi, food park, special economic zones etc. Protected cultivation, aquaculture, live stock production, cool/cold/ control atmosphere storages, farmstead, green buildings, green energy utilization, carbon foot prints and credits.

Unit 2: Materials for different agricultural structures

Wood, Poles and timber, manufactured building boards, other wood and organic products. Natural stone products, Earth as building material, Burnt-clay bricks, Flyash bricks. Binders, Concrete, Concrete blocks - sand - cement blocks, Mortar, Ferro cement, Fibre - reinforced concrete. Metals, Building hardware, Glass, Plastics, Rubber. Bituminous products, Paints, Geo-textile, wood substitutes, pre-fabricated structures. Building materials Testing, BIS codes for building materials. Drainage Materials, Drainage Pipes & Envelope materials.

Unit 3: Environment control

Introduction, Heat Transfer, Conduction, Radiation, Convection, Thermal resistance of building components, Rate of overall heat gain or loss from a building. Psychometrics, Moisture transmission, water activity, Vapour barriers. Ventilation, Ventilation system design. Cooling, Heating. Evaluation of hot weather housing. Cattle, swine and poultry environment system. Pre-cooling, Refrigeration and air conditioning, Cold storage, cold chain, evaporative cooling, humidification and dehumidification systems. Structures with phase change materials. Sound insulation - noise measurement and control, Odours and their control. Dust pollution measurement and control. Measurement, instrumentation and controls.

Unit 4: Functional planning

Rural planning, Economic planning of the farm operation. Approach to building planning, surveying and levelling, Farmstead planning, Safety aspects, Lightning conductors, Earthquake, Fire protection, Work safety.

Unit 5: Engineering of structures

a. Structural Design: Introduction, Basic principles of statics, Mechanics of materials, Structural elements and loading, Design of members in direct stress, Properties of structural sections, Design of simple beams, Composite beams, Columns, Trusses, Frames, Connections, Stability, Retaining walls, Structural elements testing. Computer aided design and analysis systems. BIS codes for structural design.

b. Elements of construction: Loads on building components, Footings and foundations, Concrete foundations, Walls, Floors, Roofs, Doors, Windows, Stairs and ladders, Electrical installations

c. Building construction: Methods of construction, Prefabrication, Dimensional coordination and standardization, Building legislation, Construction costing, Economic feasibility, Organization for small building constructions, Specifications, Progress chart, Inspection and control, Safety at building sites, Building maintenance

Unit 6: On-farm structures

a. Storage structures: Food Grain storage structures – Traditional and Improved structures, Modern storage systems. Functional and structural design considerations. Grain pressure theories. Storage systems –farm level, bagged storage (warehouse and CAP), bulk storage, hermetic storage, outdoor storage, Controlled atmosphere storage. Losses during storage - insects, mites, fungi, rodents, birds. Moisture migration in bins. Grain protection – physical, chemical and biological controls. Silos - types, location, filling and packing, size and capacity. Storage structures for horticultural produce – Maturity indices, ripening stages for safe storage. Modification of atmosphere composition- structural design of storage room, controlled atmosphere storage, modified atmosphere storage. Chilling rooms, walk-in cooling room for perishables including livestock produce. Quality monitoring and control of stored product. Factors/parameters influencing the shelf life of the stored product, climatograph and deterioration index. Modelling of metabolic activities and prediction of storage life, quality deterioration mechanisms and their control. BIS standards on practices, equipment and design of storage structures and systems for food grains and other commodities.

b. Animal housing: Animal physiology, Animal environmental requirements, Cattle housing, Sheep and goat housing, Poultry, duckery and piggery, Rabbit housing, Slaughter equipment, Slaughter slabs and slaughterhouses, Design of modern structures

c. Miscellaneous farm buildings: Farm workshop facilities, Machinery and implement storage, Fuel and chemical storage, biogas plant

Unit 7: Structures related to agricultural production

a. Greenhouses: Greenhouses and greenhouse effect, Plant-environment interactions, Historical developments, Types of Greenhouses, Design of greenhouses, Environmental control, Operation and maintenance, Economics of greenhouse production.

b. Aquaculture structures: Inland fish farming and associated considerations, Fish physiology and microclimatic considerations, Aeration & feeding systems, Design of fish rearing structures, Hatcheries, Containers for live fish, fingerlings, fish seeds. Aquaculture in recirculatory systems, oxygen and aeration, sterilization and disinfection.

Unit 8: Handling, Packaging and transportation
Bulk handling of food grains-Bulk conveying equipments viz. belt conveyors, screw/auger conveyors, bucket elevators and drag/chain conveyors. Estimation of energy requirement and damage to biomaterials during mechanical handling. Operation and maintenance of conveying equipments. Packaging requirements, techniques and equipment for liquid, powder and granular biomaterials and horticultural produce. Types of packaging material, barrier properties, CFB boxes, Modified atmosphere packaging, controlled atmosphere packaging, Nano-composite packaging, Smart and active packaging, Edible films, Antioxidant and anti microbial packaging, RFID, Time and temperature indicators, Micro and nano-encapsulation. Transportation of agro-produce by bullock carts, trailers, trucks, rail wagons and containers. Cold chain design and operation. Refrigerated containers and trucks for perishable foods. Damage and losses during transportation.

UNIT 9: SUPPORT ING INFRASTRUCTURE

a. External facilities: Introduction to simple road designs, Erosion of earth roads, Road construction – use of geo textile for rural roads, Minor river crossings, Vehicle access to farmsteads, Fencing, Types of fences, Fencing accessories, Animal handling facilities

b. Rural water supply and sanitation: Water requirements - quantity and quality, Water storage, Wells, Pumps (give reference to Irrigation chapter for selection criteria), Water purification treatment, Open channel flow, Rural sanitation

c. Farm dwellings: Space requirements, Family cultural and social requirements, Special requirements of farm dwellings, Categories of farmhouses, Function and communication schemes, Functional requirements for different rooms and spaces, Improvement of existing dwellings, Contemporary farm dwellings.

d. Farm Electrification: The use of electricity as a power sources for lighting, comfort in living, farm production and processing. Planning the Farmstead Distribution system:- Demand load for Farm Buildings, Central Metering and distribution, Capacity of main service selecting feeder conductors. Electric central and circuit protection. Electric motors: Motor rating and selection, measurement of motor characteristics. Standby Power Units: Purpose and importance, stand - by generator type selection, maintenance and operation.

e. Residue and effluent management: Handling of solid and liquid by-products, characterization, physical/chemical/biological/ biotechnological/ nanotechnology approaches for their treatment and/or utilization. Biological and chemical oxygen demand of effluents.

Unit 10: Instrumentation and process control

Static and dynamic characteristics of instruments, Transducers elements, intermediate elements, indicating and recording elements. Measurement of motion, force, torque, power, temperature, humidity, pressure and flow. Physical and chemical sensors, biosensors, Fuzzy logic, neural networks and control. Monitoring of plant parameters through Internet, Programmable logic controller, Data loggers, Data Acquisition Systems (DAS). Introduction to Direct Digital Control (DDC), Supervisory Control and Data Acquisition Systems (SCADA), and Virtual Instrumentation.


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