The book deals with methods of providing favourable weather parameters to the crops for higher productivity. It covers Climate and weather, Air temperature, Soil temperature, Relative humidity, Wind and atmospheric pressure, Solar radiation, Weather forecasting, Climate change and Climate variability
Mr. R. Rasakumar Assistant Professor(Agronomy) Department of Crop Management Adhiyamaan College of Agriculture and Research (ACAR) Athimugam, Shoolagiri - 635 105
Mrs. S. Keerthana Assistant Professor(Agronomy) Department of Crop Management Adhiyamaan College of Agriculture and Research (ACAR) Athimugam, Shoolagiri - 635 105
1. Meteorology - Agricultural Meteorology - Definition, Their Importance to Crop Production and Future Scope........... 1
2. Coordinates of India and Tamil Nadu, Atmosphere - Composition of Atmosphere – Vertical Layers of Atmosphere Based on Temperature Difference/Lapse Rate ..... 9
3. Climate and Weather - Factors Affecting Climate and Weather Macro Climate - Meso Climate - Micro Climate - Definition and Their Importance - Different Climates of India and Tamil Nadu and Their Characterization .................. 17
4. Solar Radiation – Radiation Balance - Characteristics of Different Wave Lengths and Their Effect on Crop Production - Light - Effect of Light Intensity, Quality, Direction and Duration on Crop Production ............................. 25
5. Air Temperature - Factors Affecting Temperature - Diurnal and Seasonal Variation of Air Temperature - Isotherm - Heat Unit Defiition and Its Use – Heat and Cold Injuries ...................................................................................... 57
6. Role of Temperature in Crop Production - Soil Temperature - Their Importance in Crop Production Factors Affecting Soil Temperature, Diurnal and Seasonal Variation in Soil Temperature ....................................................... 67
7. Humidity - Absolute Humidity - Specific Humidity - Relative Humidity – Mixing Ratio, Dewpoint Temperature - Vapour Pressure Deficit - Diurnal Variation in Relative Humidity and its Effect on Crop Production – Wind and its Role in Crop Production .................................................... 73
8. Distribution of Atmospheric Pressure – Pressure and Wind System of World – Effect of Wind on Plant Growth Development ..................................................................................... 79
9. Clouds and Their Classification - Concept of Cloud Seeding ............................................................................................... 93
10. Precipitation – Forms of Precipitation – Isohytes – Concepts of Cloud Seeding ..........................................................101
11. Evaporation-Transpiration, Evapotranspiration-Potential Evapotranspiration-Definition and Their Importance in Agricultural Production ................................................................119
12. Weather Forecasting – Types, Importance, Agro Advisories for Farm Decisions ...........................................131
13. Remote Sensing - Definition - Application in Different Farming Situations - Crop Weather Modeling .........................137
14. Effect of Weather and Climate on Crop Production, Soil Fertility and Incidence of Pest and Diseases ......................143
15. Climate Change - El-Nino, La-Nina on Agriculture, Forestry, Hydrology, Marine and Coastal Ecosystem .............167
16. Important Points .................................177
17. Multiple Choice Questions ...........................................................189
