The term allelopathy was coined by :
'एलेलोपैथी' (Allelopathy / सह-संवेदन) शब्द का प्रतिपादन किसके द्वारा किया गया था?
The term allelopathy was coined by : | Agrigyan
General Agriculture, Biology, Plant Protection & Statistics
6 Topics
Plant Physiology, Photosynthesis, Transpiration and Abiotic Stresses in Crops
Historical Milestones, Agricultural Education, ICAR Institutes and Research Infrastructure
Genetics, Cytogenetics, Plant Breeding Methods and Varietal Improvement
Crop Protection: Major Diseases, Insect Pests and Integrated Plant Health Management
Agricultural Statistics, Probability Distributions and Experimental Field Designs (CRD, RBD, SPD)
Agricultural Extension, Rural Development Programs and Technology Transfer (KVK, ATMA)
Principles of Agronomy, Crop Ecology, Geography & Agricultural Meteorology
8 Topics
Atmospheric Humidity, Precipitation, Monsoon Dynamics, Weather Forecasting and Agro-Climatic Zones
Principles of Agronomy: Definition, Scope, History, Tillage, Tilth and Seedbed Preparation
Agricultural Meteorology: Solar Radiation, Photosynthetically Active Radiation (PAR) and Albedo
Climate Change, Greenhouse Gases, Global Warming and Impact on Crop Phenology
Cropping Systems: Monocropping, Intercropping, Mixed, Sequential, Relay and Competition Indices (LER, ATER)
Crop Growth Analysis, Growth Indices (LAI, CGR, RGR, NAR, LAR, SLA) and Yield Attributes
Temperature, Growing Degree Days (GDD), Photoperiodism, Thermoperiodism and Heat Units
Planting Geometry, Plant Density, Sowing Methods and Crop Stand Establishment
Field Crops Agronomy
9 Topics
Agronomy of Cereal Crops I - Rice: Ecology, Nursery, SRI, Direct Seeded Rice (DSR), Water & Nutrient Management
Agronomy of Coarse Cereals and Millets: Maize, Sorghum, Pearl Millet, Finger Millet and Small Millets
Agronomy of Major Pulse Crops: Chickpea, Pigeonpea, Mungbean, Urdbean, Lentil and Field Pea
Agronomy of Cereal Crops II - Wheat and Barley: Sowing Depth, CRI Stage, Tillage, Nutrient & Irrigation
Agronomy of Commercial & Fiber Crops: Cotton, Jute, Sunnhemp and Mesta
Agronomy of Plantation, Spice, Medicinal and Aromatic Crops: Tea, Coffee, Turmeric, Ginger and Mentha
Agronomy of Fodder, Forage and Pasture Grasses: Berseem, Lucerne, Oat, Sorghum, Napier and Guinea Grass
Agronomy of Major Oilseed Crops II: Soybean, Sunflower, Safflower, Linseed, Niger and Castor
Agronomy of Sugar Crops: Sugarcane, Sugarbeet, Planting Systems (Trench, IISR, STP) and Ratoon Management
Weed Management
9 Topics
Weed Biology, Classification, Propagation, Dormancy, Dissemination and Crop-Weed Competition
Chemical Control: Classification of Herbicides (Selectivity, Application Timing, Chemical Families)
Herbicide Formulations, Surfactants, Adjuvants, Safeners and Application Equipment
Critical Period of Crop-Weed Competition (CPWC) and Allelopathy in Agro-Ecosystems
Active
Herbicide Persistence, Soil Residual Fate, Leaching, Volatilization, Photodecomposition and Selectivity Mechanisms
Integrated Weed Management (IWM): Cultural, Physical, Mechanical, Biological (Bioherbicides) and Chemical Controls
Herbicide Resistance in Weeds, Cross & Multiple Resistance Mechanisms and Herbicide Tolerant Crops
Parasitic Weeds (Striga, Orobanche, Cuscuta, Loranthus) and Aquatic/Invasive Weeds (Eichhornia, Parthenium)
Herbicide Mode of Action: ALS, ACCase, Photosystem I & II, EPSPS, Synthetic Auxins, Glutamine Synthetase
Water Management
5 Topics
Soil-Plant-Water Relations: Soil Moisture Constants, Soil Water Potential, Moisture Retention Curves and Hysteresis
Crop Water Requirements, Water Use Efficiency (WUE), Consumptive Use and Irrigation Water Quality (SAR, RSC)
Irrigation Methods: Surface (Check Basin, Furrow, Border), Pressurized (Drip, Sprinkler) and Fertigation
Irrigation Scheduling Criteria: Soil Moisture Depletion, IW/CPE Ratio, Critical Growth Stages and Tensiometers
Agricultural Drainage: Surface and Sub-surface Drainage Systems, Waterlogging Remediation and Salt Leaching
Soil Fertility and Fertilizer Use
7 Topics
Nutrient Dynamics in Soils: Nitrogen Transformation, Mineralization, Immobilization, Nitrification, Denitrification
Secondary and Micronutrients in Soils: Calcium, Magnesium, Sulfur, Zinc, Iron, Manganese, Copper, Boron
Essential Plant Nutrients: Classification, Criteria of Essentiality, Roles and Deficiency/Toxicity Symptoms
Straight, Complex, Mixed, Slow-Release and Specialty Fertilizers: Chemical Properties, Salt Index and Reactions
Integrated Nutrient Management (INM), Site-Specific Nutrient Management (SSNM), Soil Testing and Biofertilizers
Phosphorus and Potassium Dynamics: Fixation, Adsorption-Desorption, Quantity-Intensity (Q/I) Relationships
Nitrification Inhibitors (N-Serve, DCD, Neem-Coated Urea) and Nitrogen Use Efficiency (NUE) Enhancement
Dryland Agronomy
3 Topics
Crop Adaptation to Drought, Anti-transpirants (Stomatal, Reflecting, Film-forming) and Mulching Techniques
Rainwater Harvesting, In-situ Moisture Conservation, Contingency Crop Planning and Watershed Management
Dryland vs Rainfed Farming: Characteristics, Classification, Moisture Stress and Drought Types
Problem Soils
2 TopicsSustainable Land Use Systems
3 Topics
Agroforestry Systems, Farming Systems Research (FSR), Integrated Farming Systems (IFS) and Wasteland Management
Conservation Agriculture: Principles, Minimum Tillage, Zero Tillage, Bed Planting and Crop Residue Retention
Organic Farming, Natural Farming (ZBNF), Certification Standards and Organic Inputs Preparation
Official PYQ Papers
Previous Year Papers of Agronomy
Practice official shift-wise question papers with answer keys and detailed explanations on the actual exam pattern.
3
Total Available
Previous Papers
2024
29-06-2024
ICAR AIEEA PG 2024 - Agronomy
2023
14-07-2023
ICAR AIEEA PG Agronomy 14 July 2023 (Shift 1) Paper
2023
09-07-2023