Student supervision

Postgraduate and undergraduate students supervised in soil and water conservation, agroclimatology, and crop modeling, as chairperson or committee member.

22
PhD as chair or member
9
Master by research
3
Master by coursework
34
Undergraduate projects

Currently Supervising

PhD · Member
2024—

Saw Siew Chien

Microbes Fortified Calcitic Liquid Lime as a Soil Amendment and Crop Productivity

PhD · Member
2023—

Gopakumar Abhikrishnan

Estimation of water use efficiency and water productivity in durian using sensors and artificial intelligence

PhD · Chair
2020—

Nurul Izzati binti Mat Akhir

Fertigation in oil palm plantations

MSc · Chair
2020—

Jicqueline Mitchell Varonica Ratai

Effect of compaction, peat decomposition degree, and biochar amendment on nutrient leaching from tropical peatland

Graduated · PhD & Master

  1. Melissa Lok Mei Teng — Chairperson, M.Sc. Validation of an automated in-situ soil nutrient sensor and development of a rapid soil test kit for Malaysian soils. 2022-25.
  2. Cheah See Siang — Chairperson, Ph.D. Modelling oil palm growth and yield. 2017-2023.
  3. Abba Nabayi — Chairperson, Ph.D. Potential use of washed rice water waste as fertilizer. 2020-2023.
  4. Yong Farmanta — Chairperson, Ph.D. Rainwater harvesting as a soil water conservation method in oil palm plantations. 2018-2023.
  5. Mohd. Amir Zunnasri Mohd. Noor — Chairperson, Ph.D. Mucuna bracteata as a potential resource under oil palm. 2015-2021.
  6. Jamal S. A. Belkasem — Committee member, Ph.D. Land use changes and their impacts on soil quality using remote sensing techniques. 2015-2021.
  7. Vijiandran Juva Rajah — Committee member, Ph.D. Assessment of nutrient losses and fertiliser efficiency on matured oil palm. 2012-19.
  8. Hamidreza Ahmadzadeh Araji — Committee member, Ph.D. Assessment of climate change impacts on crop production considering uncertainty of AOGCM models. 2014-19.
  9. Husam Hasan Abdulaali Al-Shaheen — Chairperson, Ph.D. Optimal size of silt pits for different soils, slope steepness, and rainfall intensities. 2015-19.
  10. Safiyanu Hashim Abubakar — Chairperson, M.Sc. Tropical peat subsidence, nutrient losses and oil palm seedling growth due to different water table depths. 2015-18.
  11. Ibrahim Abdullahi Ahmed — Chairperson, Master of Land Resource Management (coursework). Mitigation of land degradation in Somalia by adapting methods from Malaysia and China. 2017-18.
  12. Mohd. Azlan bin Mohd. Radzi — Chairperson, Master of Land Resource Management (coursework). Solar energy in Malaysia: implementation of Malaysian building photovoltaic (MBIPV) for electricity generation. 2017-18.
  13. Muhamad Shah bin Osmin — Chairperson, Master of Land Resource Management (coursework). Comparative study on low carbon city initiatives: Kuala Lumpur vs Shenzhen, China. 2017-18.
  14. Muhammad Edwin Syahputra — Committee member, Ph.D. Water dynamics and ground water quality assessment in an oil palm ecosystem. 2010-16.
  15. Abba Nabayi — Chairperson, M.Sc. Influence of seedling establishment techniques and irrigation systems on growth, water use efficiency and nutrient content of rubber (Hevea brasiliensis Müll. Arg.). 2015-16.
  16. Mohsen Bohluli — Chairperson, Ph.D. The effectiveness of silt pit as a soil, water and nutrient conservation method in a non-terraced oil palm plantation. 2010-15.
  17. Mohamed Abdirahman Sh. Muhumed — Committee member, M.Sc. Effects of soil moisture content and fertilizer source on growth and yield of sweet corn. 2012-14.
  18. Khairun Nisa binti Kamarudin — Chairperson, M.Sc. Modelling nitrogen and water stress effects on the growth and yield of choy sum (Brassica chinensis var. parachinensis [Bailey]). 2010-14.
  19. Chong Siam Yee — Chairperson, M.Sc. Development of simple equations to estimate net rainfall under closed tree canopies. 2010-13.
  20. Abdal Shahrivar — Chairperson, Ph.D. Effects of topographical factors and soil characteristics on gully properties in Kohgiloye and Boyer Ahmad provinces, Iran. 2008-13.
  21. Hassan Mokhtarpour — Chairperson, Ph.D. Impact of planting date and density on growth of maize in northern Iran. 2008-11.
  22. Abolfath Moradidalini — Chairperson, Ph.D. Effects of different soil and water conservation practices on soil physical and chemical properties in a non-terraced oil palm plantation. 2009-12.
  23. Alagie Bah — Committee member, Ph.D. Nutrient loss in runoff and growth response of immature oil palm following application of controlled-release fertilizers. 2011-15.
  24. Hadi Memarian Khalil Abad — Committee member, Ph.D. Analyzing and modeling an urbanizing tropical watershed for sustainable land use planning. 2011-13.
  25. Chen Ying Mah — Committee member, Ph.D. Microclimate modelling of Mesua ferrea l., Mimusops elengi l. and Peltophorum pterocarpum (DC.) K. Heyne at Universiti Putra Malaysia. 2010-15.
  26. Abdul-Moa'amen Hamood Abdul-Wahid Aldeen — Committee member, Ph.D. Bioeconomic evaluation of agroforestry practices in the mountainous region of Rimaa'a Valley, Yemen. 2007-09.
  27. Totok Suswanto — Committee member, M.Sc. A decision support system for rice cultivation on an acid sulfate soil. 2003-05.
  28. S. M. Bockari-Gevao — Committee member, Ph.D. A systems approach to efficient field machinery utilization for lowland rice production in Malaysia. 2002-05.
  29. Mohamadu Boyie Jalloh — Committee member, Ph.D. A simulation study: a model of light interception & utilisation by rubber-banana-pineapple hedgerow-intercropping system (SURHIS). 2001-03.

Undergraduate Projects

  1. Aiy Reen Eh Kun (2026). Fermented washed rice water as liquid fertilizer for okra (Abelmoschus esculentus).
  2. Alya Nabilah Zainudin (2025). Comparative analysis of nutrient content and microbial population in fermented washed rice water from different brands of red, white and brown rice.
  3. Dafinah Sharifulazman (2025). Effects of white, red and brown rice water on soil properties under kangkung (Ipomea reptans).
  4. Abdul Hakim Hasan (2025). Utilization of washed rice water (white, red, and brown) in combination with NPK fertilizer for enhancing the growth of kangkung (Ipomea reptans).
  5. Chew Yao Sheng (2022). Long-term benefits of using washed rice water as plant fertilizer for kangkung (Ipomoea reptans).
  6. Afiza binti Shaipudin (2021). Nutrient leaching losses and growth of Brassica chinensis from washed rice water application.
  7. Muhammas Anas Shamsuddin (2020). Nutrient content in washed rice water.
  8. Muhmmad Nasrul bin Darto (2018). Accuracy of NASA POWER data for Malaysian weather.
  9. Abdul Azim bin Mohd Zikri (2018). Effectiveness of washed rice water to increase the growth and yield of a vegetable crop.
  10. Syuhaibah Solehah Azha (2017). Use of washed rice water as a fertilizer.
  11. Husna Mohamad (2016). Prevention of fungi growth in the wick irrigation system using vinegar (acetic acid).
  12. Nur Atirah binti Alway (2016). Prevention of fungi growth in the wick irrigation system using sodium hypochlorite (NaOCl).
  13. Muhammad Akmal bin Jamsari (2015). Prevention of mold growth in the wick irrigation system.
  14. Ahmad Syamim bin Mohamad Kamal Saupi (2014). Rubber (Hevea brasiliensis) seedlings: nutrient leaching and water loss under three irrigation systems.
  15. Akmal Hafiz bin Jaafar (2014). Water and nutrient losses in three irrigation systems under a rainshelter.
  16. Mohd. Syarbani bin Isnar (2014). Growth and yield of kangkung (Ipomeae reptans) in three irrigation systems under a rainshelter.
  17. Nurul Hidayah binti Ismail (2014). Effects of pulverized oil palm trunk mulch on the soil chemical properties after nearly two years.
  18. Muhammad Taqwan bin Kamaruddin (2013). Decomposition rate of pulverized oil palm trunk mulch.
  19. Siti Hawa Zainal (2013). One-year effect of pulverized oil palm trunk mulch on the soil chemical properties.
  20. Wan Nurul Ain binti Wan Embong (2013). The effects of pulverized oil palm trunk mulch on the soil chemical properties.
  21. Nur Farahin binti Ismail (2012). Spatial and temporal change in soil water profile in an oil palm plantation.
  22. Mohd. Faiz bin Sallehi (2011). Effects of silt pit dimensions on aggregate breakdown rate and its factors.
  23. Noorafizah binti Dzahir (2011). Relationship between microorganisms population and organic carbon on soil aggregation and aggregate stability.
  24. Nor Fatin binti Mohd Ideris (2010). Effects of silt pit dimensions on aggregate stability and its factors.
  25. Siti Nur Awang Markam (2010). Calibration of mini-disc infiltrometer with the double ring infiltrometer.
  26. Lee Ying Ping (2009). Soil erodibility due to different conservation methods on a sloping land in oil palm estate.
  27. Muhammad Taufiq Jamaludin (2009). Soil physical and chemical changes in an oil palm estate due to different soil and nutrient conservation methods.
  28. Nurul Hasanah binti Ishak (2009). Chemical changes in the decomposition of EFB and Ecomat in an oil palm estate.
  29. Hartina binti Haris (2008). Physical changes in the decomposition of EFB and Ecomat in an oil palm estate.
  30. Siti Junaidah binti Muhammad Sairi (2008). Soil hydraulic conductivity under different soil conservation practices in an oil palm estate.
  31. Evelyn Edward (2007). Modelling the growth of Brassica spp. grown with different levels of N fertilization.
  32. Khairun Nisa binti Kamarudin (2007). Physical changes in the decomposition of EFB and Ecomat in an oil palm estate.
  33. Khong Chee Leong (2006). Empty fruit bunches and Ecomat water conservation practices in an oil palm estate: modelling the soil water profile.
  34. Mohd. Haidhar bin Abdul Hamid (2006). Changes in the soil physical and chemical properties due to different soil and water conservation practices in an oil palm estate.

Mentoring

Appointed mentor for the following lecturers and researchers:

  1. Dr. Ali Tan Kee Zuan — Dept. of Land Management, Faculty of Agriculture, UPM. 2023.
  2. Dr. Arina Shairah Abdul Sukor — Dept. of Land Management, Faculty of Agriculture, UPM. 2023.
  3. Dr. ChM. Tan Ngai Paing — Dept. of Land Management, Faculty of Agriculture, UPM. 2023.
  4. Dr. Syaharuddin Zaibon — Dept. of Land Management, Faculty of Agriculture, UPM. 2018.
  5. Dr. Ali Tan Kee Zuan — Dept. of Land Management, Faculty of Agriculture, UPM. 2016-17.
  6. Dr. Ali Houssien Ali Baraka — College of Agriculture, Sebha University, Libya. 2009.

Post-doctoral

Main supervisor for the following post-doctoral researcher:

  1. Dr. Adrinal — Post-doctoral Fellow Scheme Program, Human Resource Development (Science & Technology), Ministry of Science, Technology and Environment (MOSTE) of Malaysia. 2004.