ManureĀ and fertilizer application Method :
- Broadcasting : Spread uniformly over the entire field , convenient and cheapest method.
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- Top dressing :
- Application of fertilizers to the standing crop , Nitrogenous fertilizers in rice. Fertilizers should be applied after drying of dew .
- If the leaves are wet during top dressing , Scorching or burning of leaves may occur.
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- Drilling :
- Placement of fertilizers in sub-soil layer by the help of plough having special attachment for drilling fertilizers.
- The bottom of the attachment is joined to the bottom of the plough and through isĀ fertilizer is drilled.
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- Banding : This method is suitable for upland condition where fertilizers are placed 5 cm below the seed and 3-5 cm to the side of row.
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- Side dressing :
- This method is also suitable for upland condition where fertilizers are placed along the rows after upland rice have started growing.
- Nitrogenous fertilizers are generally side dressed in upland rice.
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- Ball or pellet method :
- This method is useful in low land rice where small balls of convient size are made and deposited into the soft mud field of rice at the depth of 8-10 cm between rows. Super granules or sulfur coated urea are also found.
- For increasing yield with minimum , foliar application method is generallyĀ used for loss of N.
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- Foliar Application :
- Application of fertilizers solutions containing one or more nutrients on the foliage of growing plants.
- Can be done by using knapsack sprayer.
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- Fertigation :
- It refers to the application of water soluble fertilizers through irrigation water.