Nursery Management - Cashew

     

    Establishment of scion bank:

    • Production of scion sticks
      • The Scion Bank should be established with the recommended varieties of the region.
      • The plants should be panted in a closer spacing of 4mx4m , in order to get continuous supply of scions.
      • It should be fertilized with recommended quantity of NPK during monsoon and tender shoots should be protected by timely sprays of insecticides.
      • The flower panicles should be cut off in order to get more number of scions.
      • The plants in the scion bank should be maintained by heading back the top to a height of 1.5 m from ground level and by pruning the dried branches.
      • Pruning of trees may be carried out annually during September –October in the scion bank.

    • Variety of scion and precuring
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      • Choose non-flowered, 3-5 month old lateral shoots of current season’s growth.
      • The chosen shoots should be about 10-12 cm long, straight, uniformly round with pencil thickness, brown coloured having dormant plumpy terminal buds.
      • The top 4-5 leaves should be dark green in colour indicating proper maturity of the scion sticks.
      • The chosen scion sticks should be precured by clipping off leaf blades, leaving petiole.
      • The scion sticks can be detached from the mother tree after 8-10 days, before they sprout and utilized for grafting.

    • Collection of scion stick
      • pic1

      • The precured scion sticks should be separated early in the morning to avoid desiccation and its length should not less than 10cm.
      • Soon after separation from the mother tree, scion sticks should be dipped in water and placed in a polythene bag of 100 guage thickness and brought to the nursery shed for grafting.
      • The scion sticks wrapped in sphagnum moss cloth and placed in a polythene bag of 100 guage can be kept for 3-4 days and used for grafting, if necessary.

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The website last updated on 28 Jul 2017
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