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Yog i

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  • 1.                                                                                                                                                                                                                                                                                                                                                                           
  • 2.  
  • 3. Manures :
    • Manures may be defined as materials which are organic, bulky and concentrated in nature and capable of supplying plant nutrient and improving soil physical environmental having no definet chemical composition with law analytical value produced from animal, plant and other organic wastes and by products.
  • 4. Characteristics of organic manures
    • Supply primary, secondary and micronutrient to plant.
    • Improve the physical condition of the soil structure, aeration, water holding capacity.
    • Stimulate the activity of different soil micro organisms.
    • It improves the buffering and exchange solublities of soil minerals.
    • It forms chelates which also helps for nutrient of plant.
  • 5. Sources of organic residues.
    • The major sources for the preparation of manures can be classified.
    • 1)cattle shed waste like dung, urine and slurry from biogas plant.
    • 2)human habitation waste like night soil, humun urin, town rufuse, sewage, sludge.
    • 3)poultry litter, dropping of sheep and goat.
    • 4)slaughter house wastes like bone meal from animal carcasses, meat meal, blood meal, horn and hoof meal.
  • 6.
    • 5)fisheries waste
    • 6) by products o agro-industries viz, oil cakes, biogases and press mud from sugar industries waste, cotton wastes and any such vegetable matter.
    • 7)crop wastes like sugar cane trash, stubbles & miscellaneous refuses available in the from such as spoilt fodder.
    • 8)water hyacinth and take silt.
    • 9)green manuring and tank silt.
  • 7.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            
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