1. Evaluation of Slow Release Fertilizer (SRF) for nursery at Repah Estate – Asiatic Development (Asiatic Research Center)
  2. Evaluation of Controlled and Slow Release Fertilizer in oil palm nursery – Joshua Matthew (IOI Research station at Double Stage Nursery)
  3. Use of Slow / Controlled Release Fertilizer in oil palm nursery – Tey. S. H. (AAR) Applied Agriculture Research
  4. Comparative Evaluation of New Fertilizer Types for use in Oil Palm Nurseries and Young Field Plantings – Asian Agri Group, R&D Center (Manjit Sidhu et al), The Planter, Kuala Lumpur 76(894): 537-562 (2000)
  5. Oil Palm Nursery – Slow Release Fertilizer Trial – From Ir Lashot P.S. et. Bah Lias Research London Sumatera (96-97)
  6. Oil palm nursery fertilizer trial – Tohiruddin P.S. – PT London Sumatera – Bah Lias (97-98)
  7. Oil Palm Nursery – Controlled Release Fertilizer Trial from J. Mc Evan. PT Bakrie Sumatera Kisaran
  8. Agroblen Trial in Oil Palm Nursery – Ebor Research
  9. International conference on Fertilizer usage in the Tropic (92) – Ong K.P (EPA)
  10. OP nursery slow release fertilizer trial – Mr. Ng (Pamol Research Manager)


  1. Agroblen Trial in Immature Oil Palm – Ebor Research, Sime Darby
  2. An Insight into Fertilizer Types and Application Methods in Malaysia Oil Palm Plantation – EBOR Research, Sime Darby Plantation (The Planter, 1999)
  3. Immature Oil Palm Respond to slow release Fertilizer – International Conference on Fertilizer Usage in the Tropic (1992, KL) K.P. Ong et., at EPA
  4. Slow Release Fertilizer trial on Immature Oil Palm – PT. PP London Sumatera Indonesia, Bah Lias
  5. Immature Oil Palm responses to Slow Release Fertilizer at Sri Gading Estate – Asiatic Research Center
  6. Replanting Policies and Strategies in Golden Hope – Stephen Yow and Jamaluddin Nasir, Golden Hope R&D (PIPOC International Palm Oil Conference)
  7. Oil Palm Planting on deep peat in Sarawak – Tradewind R&D (MPOA Seminar, 2002)
  8. Scotts Agroblen Trial – Evaluate the effectiveness of Agroblen Slow Release Fertilizer in supplying sufficient nutrients for good palm growth


  1. Evaluation of various sources of Magnesium fertilizer for correction of acute Magnesium deficiency of oil palm – Oil Palm Bulletin 69 (November 2014), Manjit Sidhu et. al.