Wednesday 5 December 2012

Agriculture notes prepared by IAS Topper for all agriculture based competitive exams-Agronomy-Sustainable Agriculture Managements


Sustainable Agriculture Managements

It aims at sustainable production with limited or no chemical inputs with preference to farm grown inputs without pollution and minimum damage to natural resource base
·        Integrated Water shed management aims at
o       Soil and moisture conservation
o       Land use based on land capability  
o       Waste land management
o       Afforestation
      Better Crop Production Strategies 
                                                                                                                                                                                                                                                                                  
·        Tillage practices aim at
o       Reduction in the soil degradation
o       Improvement in the weed control
o       Timely decomposition of organic matter
o       Provides optimum condition to soil micro organisms
·        Nutrient managament
o       Use of organic source of nutrients like, green (Daincha, Sesbania) and leaf manures (Glyricidia, Tephrosia), Farmyard manures, composts, oil cakes, fish meal and blood meals etc.
o       Use of biofertilizers like Rhizobiam, Azolla, and Azotobacter etc.
·        Integrated Water Managament
o       Rain Water Management includes water harvesting, supplemental irrigation and reduction of evapo transpiration
o       Irrigation management includes, scheduling of irrigation, provision of good quality water to avoid alkalization and salinization
·        Weed Management
o       Use of biological, cultural and physical methods of weed control
o       Hand weeding, tillage and crop rotation also found effective inclusion
·        Pest and Disease Management
o       Use of resistant varieties
o       Use of plant derived pesticides
o       Concept of Economic threshold level and integrated pest management
o       Incorporation of physical, biological, chemical and cultural principles of pest and disease management

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