Paper - I
(Crop Improvement And Crop Protection)CROP IMPROVEMENT : General Principles of breeding - breeding methods - selection of crop varieties - Modern tools in crop improvement - Hybrid production in Tamil Nadu.
Application of biotechnology in Agriculture - Tissue culture and its importance - Transgenic plants.
HORTICULTURAL CROP IMPROVEMENT : Physiological disorders in crop plants and their management - use of growth regulators in Agriculture and Horticulture - Drought tolerance mechanisms in crop plants and their management.
Seed - importance of quality seeds in Agriculture - Methods of seed production including hybrid seed production - Seed certification techniques and seed certification processes in Tamil Nadu - Seed testing - Seed villages
CROP PROTECTION : Pests and disease surviellance and forecasting - effect of weather on pests and disease incidence - knowledge about important pests and diseases of Agricultural and Horticultural crops of India and Tamil Nadu - Symptoms and damages of pests and diseases and their management - Economic threshold levels and economic injury levels for major pests and diseases.
Integrated pest and disease management in Agricultural and Horticultural crops.
Pests and diseases of store grains - symptoms, damage and their management - vector borne diseases and their management.
Pesticides - insecticides, fungicides, rodenticides, nematicides - mode of action - LD 50 - residues in soil,water and plants - safety precautions in the usage of pesticides - plant protection equipments - aerial spraying - legal control of pests - phytosanitary certificate.
Weeds - classification - important weeds in Agricultural and non-agricultural areas - weed control - methods - Integrated weed management - herbicides - classification - mode of action - herbicide residues.
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Paper - II
Crop production and Agricultural Development Processes Crop Production Weather and Climate - vagaries of weather - measurement of weather factors - effect of weather factors on crop production - different agroclimatic zones of India and Tamil Nadu.
Soils of Tamil Nadu - classification - suitability of different soils for different crops -soil sampling, soil and tissue testing and its importance in crop production - maintenance of soil organic matter - management of problem soils - importance of soil fertility management.
Nutrients - macro and micro nutrients - secondary elements - their balanced usage - manures, fertilizers, green manuring - biofertilizers - fertilizer control order - fertilizer recommendation for different crops and fertilizer use efficiency - integrated nutrient management.
Package of practices for important crops - cereals, pulses, oilseeds, fibre crops, sugar crops, tuber crops, fruits, vegetables, spices, narcotics, plantation crops, flower crops.
Dry farming - rainfed agriculture - conservation of soil and water - water harvesting techniques - importance of tillage - drought tolerant varieties and seed hardening - rainfall distribution and dry land agriculture in Tamil Nadu.
Water management - quality parameters of irrigation waters - irrigation methods - sprinkler and drip irrigation - water potentials - water use and water resource development and utilisation in Tamil Nadu - Water use efficiency - irrigation management for different agricultural crops in Tamil Nadu - different command areas and their management in Tamil Nadu.
Farming systems - different types - cropping systems and cropping schemes - management of monetary and non-monetary inputs - integrated farming systems - recycling of agricultural wastes - mushroom cultivation, agro industries, silkworm rearing, Bee keeping, poultry, goat rearing - agro forestry.
Energy in agriculture production - conventional and non conventional energy sources - renewable and non renewable energy - solar, wind, animal, biomass energies and biogas.
Agricultural Development Processes:Importance of Agriculture in Indian economy - Land - size and distribution of holdings and land use pattern in Tamil Nadu - demand and supply of labour - farm mechanisation - agricultural credit systems in India and Tamil Nadu - agricultural marketing and pricing policy of agricultural commodities - agri business activities - global trade policies - World Trade Organisation.
Extension methods - farmers' participation in agriculture - Tamil Nadu women in agriculture - Experimental techniques in farmers holdings - different types of demonstration - modern information technology.