| Cation dependence, pH tolerance, and dosage requirement of a bioflocculant produced by Bacillus spp. UPMB13: Flocculation performance optimization through kaolin assays Z Zulkeflee, AZ Aris, ZH Shamsuddin, MK Yusoff The Scientific World Journal 2012, 2012 | 40 | 2012 |
| Assessment of Guinea Savanna River system to evaluate water quality and water monitoring networks GA Aliyu, NRB Jamil, MB Adam, Z Zulkeflee Global Journal of Environmental Science and Management 5 (3), 345-356, 2019 | 10 | 2019 |
| Heavy Metals Concentrations in Stormwater and Tilapia Fish (Oreochromis niloticus) in Kuala Lumpur Holding and Storage SMART Ponds NA Alrabie, FM Yusuff, R Hashim, Z Zulkeflee, A Arshad, MNA Amal Tropical Agricultural Science 42 (1), 225-236, 2019 | 7 | 2019 |
| Performance, yield and characteristics of bioflocculants (UPMBF13) produced by Bacillus subtilis UPMB13 during submerged and solid-state fermentation Z Zulkeflee, ZH Shamsuddin, AZ Aris, MK Yusoff, D Komilis, A Sanchez Glob. Nest J. 18, 611-620, 2016 | 6 | 2016 |
| Solid-state fermentation of soybean residues for bioflocculant production in a pilot-scale bioreactor system Z Zulkeflee, A Sánchez Water science and technology 70 (6), 1032-1039, 2014 | 5 | 2014 |
| Green biotechnological approach as an alternative to chemical processes: the case of bioflocculant production through solid-state fermentation of soybean wastes Z Zulkeflee, A Sánchez From Sources to Solution, 175-179, 2014 | 4 | 2014 |
| Impact of Diuron contamination on blood cockles (Tegillarca granosa Linnaeus, 1758) F Mohamat-Yusuff, Z Zulkarnain, NZA Anuar, AAM Joni, FM Kusin, ... Marine Pollution Bulletin 161, 111698, 2020 | 3 | 2020 |
| Spatial and seasonal changes in monitoring water quality of Savanna River system AG Aliyu, NRB Jamil, MB bin Adam, Z Zulkeflee Arabian Journal of Geosciences 13 (2), 1-13, 2020 | 3 | 2020 |
| Effective removal of lead (II) ions by dead calcareous skeletons: sorption performance and influencing factors AP Lim, Z Zulkeflee, AZ Aris Water Science and Technology 74 (7), 1577-1584, 2016 | 3 | 2016 |
| Glutamic Acid Independent Production of Bioflocculants by Bacillus subtilis UPMB13 Z Zulkeflee, ZH Shamsuddin, AZ Aris, MK Yusoff, D Komilis, A Sánchez Environmental processes 3 (2), 353-367, 2016 | 3 | 2016 |
| Removal of Heavy Metals in Lake Water Using Bioflocculant Produced by Bacillus subtilis. CC Dih, NA Jamaluddin, Z Zulkeflee Pertanika Journal of Tropical Agricultural Science 42 (1), 89-101, 2019 | 2 | 2019 |
| Determination of Median Lethal Concentration (LC50) and Nitrite Accumulation in the Blood and Tissue of Blood Cockle (Tegillarca granosa, Linnaeus 1758) NH Hashim, F Mohamat-Yusuff, AA Joni, F Mohd Kusin, KN Mohamed, ... Water 12 (8), 2197, 2020 | 1 | 2020 |
| Invasive Water Hyacinth: Ecology, Impacts and Prospects for the Rural Economy I Harun, H Pushiri, AJ Amirul-Aiman, Z Zulkeflee Plants 10 (8), 1613, 2021 | | 2021 |
| Baseline distribution and sources of selected agricultural runoff in the bottom water of an active cockle farming area, Bagan Pasir, Perak, Malaysia AAM Joni, F Mohamat-Yusuff, NAM Noor, KN Mohamed, ZH Ash'aari, ... Marine Pollution Bulletin 167, 112276, 2021 | | 2021 |
| Preliminary Evaluation of Heavy Metal Contamination and Source Identification in Kuala Lumpur SMART Stormwater Pond Sediments Using Pb Isotopic Signature NA Alrabie, F Mohamat-Yusuff, H Rohasliney, Z Zulkeflee, MNA Amal, ... Sustainability 13 (16), 9020, 2021 | | 2021 |
| Cost of water acquisition from forested watershed Z Zulkeflee, JM Pauzi, MK Yusoff, NR Jamil Procedia Environmental Sciences 30, 338-343, 2015 | | 2015 |
| Characterization and Optimization of Bioflocculant Derived Through Implementation of Submerged and Solid-state Fermentation of Bacillus Subtilis UPMB13 Z Zulkeflee Universiti Putra Malaysia, 2014 | | 2014 |
| River Water Quality Status of Gunung Besar Hantu Forest Reserve, Jelebu MK Yusoff, Z Zulkeflee, MZ Ismail, S Johan, R Haron, LN Ozair Hutan Gunung Besar Hantu, Negeri Sembilan: Pengurusan Hutan, Persekitaran …, 2014 | | 2014 |
| Bioflocculant Produced by Bacillus sphaericus UPMB10: Potential Application in Treatment of Suspended Solid Pollution Z Zulkeflee, MK Yusoff, ZH Shamsuddin, AZ Aris Current Issues and Challenges of Environmental Quality Management in Malaysia, 2010 | | 2010 |
| Gotong royong perdana bantu perkasa komuniti nelayan darat Z Zulkeflee marketing 22, 5587, 1800 | | 1800 |
Ahmad Zaharin ArisProfessor of Hydrochemistry, Universiti Putra MalaysiaVerified email at upm.edu.my
