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rrdi_technology_soilscience_SeedlingTreat

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TECHNOLOGIES

Soil Science Division - Seedling treated with Phosphorous fertilizer in parachute nursery in rice cultivation

Technology

  • Place 3 – 4 particles of Phosphorous fertilizer (TSP) in seedling hole in parachute tray before placing soil and rice seeds

  • Broadcast TSP treated seedlings after 12 to 14 days

Benifits

  • 15 – 25 kg TSP per hectare can be saved
  • Reduced soil & water pollution

Number of particles per hole

Number of particles per tray

TSP weight (g/tray)

TSP weight (kg/ ha)

3

1300

30

30

4

1736

40

40

 

Principal inventor

  • N. Sirisena, Senior Soil Scientist, Rice Research and Development Institute, Bathalagoda

Co-inventor

  • W.M.U.K. Rathnayaka, Assistant Director of Agriculture (Research), Rice Research and Development Institute, Bathalagoda
    Collaborators
  • W.M.N. Wanninayake (AI), Rice Research and Development Institute, Bathalagoda
  • D.M.N. Dassanayake, (AI), Rice Research and Development Institute, Bathalagoda
  • H.A.C.A. Kumarasinghe (PA), Rice Research and Development Institute, Bathalagoda