natasha arina, norfazrin mohd hanif, yet yin hee, murnira othman, maggie chel gee ooi, masni mohd ali, khairiatul mardiana jansar, mohd talib latif.  (2025).  microplastics contamination in coastal environment of southeast asia: a systematic review.  - physics and chemistry of the earth.  1 - 11. 

mohamad hafiz halim, laila zulaifah zulkipli, masni mohd ali, mohd talib latif, khairiatul mardiana jansar.  (2025).  source and transport of microplastics in freshwater system in asia: a systematic review.  - .  3 - 24. 

khairiatul mardiana jansar, nur azira arina azizi, azhar abdul halim, ‘aqilah mukhtar, masni mohd ali & mohamad hafiz abdul halim.  (2025).  microplastic contamination in commercial edible salts in malaysia.  - international conference on earth sciences and environment.  . 

muhammad hafizuddin hasliezam, mohamad hafiz abdul halim, masni mohd ali, khairiatul mardiana jansar.  (2025).  relationship between microplastic abundance and sediment particle size in sungai melaka, melaka, malaysia.  - international conference on earth sciences and environment.  . 

nur alya mohd rasyid, siti munirah johari, mohamad hafiz abdul halim, khairiatul, mardiana jansar, masni mohd ali .  (2025).  assessment of heavy metal levels and associated ecological risks in the sediments of pulau besar, johor.  - international conference on earth sciences and environment.  . 

nor izzah alia syafika azmeenizam, nik muhammad akram mohd zulmajdi, mohamad hafiz abdul halim, khairiatul mardiana jansar & masni mohd ali .  (2025).  abundance of microplastics in water at pulau besar, johor.  - international conference on earth sciences and environment.  . 

najihah mohamad, mohd nor azman ayub, khairiatul mardiana jansar & masni mohd ali.  (2025).  an inverse relationship between lipid content and microfiber contamination in commercial bivalves: domination of textile pollution.  - international conference on earth sciences and environment.  . 

mohamad hafiz abdul halim, harith abdul adzim ismail, haimon franklin, laila zulaifah zulkipli1, masni mohd ali & khairiatul mardiana jansar.  (2025).  depth-dependent variations in microplastic abundance and composition in the melaka river, malaysia.  - international conference on earth sciences and environment.  . 

asamuddin abu hasan, nurul ain mohamed, razanah ramya @abd rahim, khairatul mardiana jansar, masni mohd ali.  (2025).  kualiti air dan kandungan nutrien di kepulauan mertang , kepulauan seri buat dan pulau acheh .  - seminar antarabangsa ekologi, habitat manusia, perubahan persekitaran di alam melayu (ehmap-13).  . 

asamuddin abu hasan, nurul ain mohamed, razanah ramya @ abdul rahin, khairiatul mardiana jansar, masni mohd ali.  (2025).  kualiti air dan kandungan nutrien di kepulauan mertang, kepulauan seri buat dan pulau acheh.  - e-prosiding seminar antarabangsa ekologi, habitat manusia dan perubahan persekitaran di alam melayu.  683 - 694. 

khairiatul mardiana jansar, masni mohd ali.  (2025).  report on acute biotoxicity assessment of surface water using bacterial test with an escherichia coli (11th report).  - .  . 

khairiatul mardiana jansar, masni mohd. ali.  (2025).  report on acute biotoxicity assessment of surface water using bacterial test with an escherichia coli (12th report).  - .  . 

khairiatul mardiana jansar, masni mohd. ali.  (2025).  11th report on bio monitoring of surface water 1)chlorella vulgaris 2)moina micrura 3)tilapia sp..  - .  . 

khairiatul mardiana jansar, masni mohd. ali.  (2025).  12th report on bio monitoring of surface water 1)chlorella vulgaris 2)moina micrura 3)tilapia sp..  - .  . 

khairiatul mardiana jansar, nur azira arina azizi, azhar abdul halim, ‘aqilah mukhtar, masni mohd ali & mohamad hafiz abdul halim.  (2025).  microplastic contamination in commercial edible salts in malaysia.  - international conference on earth sciences and environment.  . 

muhammad hafizuddin hasliezam, mohamad hafiz abdul halim, masni mohd ali, khairiatul mardiana jansar.  (2025).  relationship between microplastic abundance and sediment particle size in sungai melaka, melaka, malaysia.  - international conference on earth sciences and environment.  . 

nor izzah alia syafika azmeenizam, nik muhammad akram mohd zulmajdi, mohamad hafiz abdul halim, khairiatul mardiana jansar & masni mohd ali.  (2025).  abundance of microplastics in water at pulau besar, johor.  - international conference on earth sciences and environment.  . 

nur alya mohd rasyid, siti munirah johari, mohamad hafiz abdul halim, khairiatul, mardiana jansar, masni mohd ali.  (2025).  assessment of heavy metal levels and associated ecological risks in the sediments of pulau besar, johor.  - international conference on earth sciences and environment.  . 

adil bakir, alexandra r. mcgoran, briony silburn, josie russell, holly nel, amy l. lusher, ruth amos, ronick s. shadrack, shareen j. arnold, cecy castillo, joaquin f. urbina, eduardo barrientos, henry sanchez, keshnee pillay,... khairiatul mardiana jansar.  (2024).  creation of an international laboratory network towards global microplastics monitoring harmonisation.  - scientific reports.  1-17. 

fawaz al-badaii, khairiatul mardiana jansar, nurul ain ab jalil, azhar abdul halim.  (2024).  sustainable boron removal from aqueous solutions using pomegranate peel adsorbents: a comprehensive study on isotherms, kinetics, and thermodynamics.  - desalination and water treatment.  1-17. 

laila zulaifah zulkipli, nurul aisyah mohd zaki, mohamad hafiz abdul halim, khairiatul mardiana jansar, mohd talib latif, masni mohd ali.  (2024).  taburan menegak mikroplastik dalam sedimen teras di muara sungai pulai, johor.  - sains malaysiana.  3301 - 3313. 

hana humaira binti khairul iskandar, mohamad hafiz bin abdul halim, asamuddin abu hasan, masni binti mohd. ali dan khairiatul mardiana binti jansar.  (2024).  abundance of microplastics in beach sediments at the tanjung resang coast, mersing, johor.  - ecomarine project final conference on marine habitat monitoring in malaysia and india 2024 (epfc 2024).  . 

nur farahin binti norhajis, mohamad hafiz bin abdul halim, asamuddin bin abu hasan, masni binti mohd. ali dan khairiatul mardiana binti jansar.  (2024).  microplastic abundance in the seawater of tanjung resang, mersing, johor.  - ecomarine project final conference on marine habitat monitoring in malaysia and india 2024 (epfc 2024).  . 

mohamad hafiz abdul halim, harith abdul adzim ismail, laila zulaifah zulkipli, shamsuri abdul manan, masni mohd ali, khairiatul mardiana jansar.  (2024).  hubungan mikroplastik dan kualiti air di sungai melaka, melaka, malaysia.  - sains malaysiana.  2071 - 2083. 

mardiana-jansar, k., aina-khairani, k., hafiz, m.h., masni, m.a..  (2024).  microplastic abundance on selected mollusc species.  - ecomarine project final conference 2024 (epfc 2024).  . 

hafiz, m.h., haimon, f., laila z.z., masni, m.a. mardiana-jansar, k..  (2024).  time- and space-varying microplastic contributions from a tourism area to river sediments.  - ecomarine project final conference 2024 (epfc 2024).  . 

arunggani, s., hafiz, m.h., harith, a.a.i., masni, m.a., mardiana jansar, k..  (2024).  preliminary assessment for microplastic pollution in the melaka river.  - ecomarine project final conference 2024 (epfc 2024).  . 

zulaikha z.a,mardiana-jansar, k..  (2024).  biocontrol pontential of gliricidia sepium (gamal): larvacidal effects on tenebrio molitor.  - 1st multidisciplinary regional conference in science and technology.  . 

muhamad safwan ishak, khairiatul mardiana jansar dan noraziyah abd aziz shamsudin.  (2024).  morfologi padi angin dan strategi pengawalan melalui alelopati .  - .  . 

khairiatul mardiana jansar.  (2024).  microplastics in seafood: navigating the murky waters of our dinner plates.  - .  . 

aqilah mukhtar, khairiatul mardiana jansar.  (2024).  ancaman mikroplastik tersembunyi dalam rutin penjagaan diri dan kecantikan.  - majalahsains.  . 

masni mohd. ali, khairiatul mardiana jansar, mohamad hafiz abdul halim, laila zulaifah zulkipli, anna-nathalieanne sedda anak anyie.  (2023).  vertical distribution of microplastics in beach sediment of air papan beach, mersing, johor.  - 6th world conference on marine biodiversity.  153. 

khairiatul mardiana jansar, nur diyana ayuni ruzain, mohamad hafiz abdul halim, masni mohd ali.  (2023).  microplastics in canned sardines in malaysia.  - 6th world conference on marine biodiversity.  286. 

najihah mohamad, masni mohd ali, khairiatul mardiana jansar, ku kassim ku yaacob.  (2023).  spatial variation of microplastics in guts and gills of rastrelliger kanagurta from malaysia.  - 6th world conference on marine biodiversity.  160. 

masni mohd. ali, khairiatul mardiana jansar, mohamad hafiz abdul halim, laila zulaifah zulkipli.  (2023).  microplastic distribution affected by northeast monsoon in sediment of sungai pulai estuary, johor, malaysia.  - 6th world conference on marine biodiversity.  166. 

masni mohd. ali, khairiatul mardiana jansar, laila zulaifah zulkipli, mohamad hafiz abdul halim.  (2023).  the effect of northeast monsoon on microplastic distribution in surface waters of sungai pulai estuary, johor, malaysia.  - 6th world conference on marine biodiversity.  292. 

khairiatul mardiana jansar, wan muhammad izzudin wan shuib, nur azira arina aziz, muhamad hafiz abdul halim, masni mohd ali.  (2023).  microplastic contamination in blood cockles and green mussels from selected bivalve harvesting area in sekinchan, selangor and muar, johor.  - simposium biologi kenagsaam 2023.  86. 

mohamad hafiz halim, haimon franklin, masni mohd ali, khairiatul mardiana jansar..  (2023).  kelimpahan plastik mikro berdasarkan masa dan ruang di dalam sedimen sungai melaka, melaka.  - simposium biologi kebangsaan.  86. 

khairiatul mardiana jansar, noraziyah abd aziz shamsudin, siti aishah ahmad fisol, nur syahirah rahmat.  (2023).  potensi alelopati tridax procumbens l. dan cymbopogon nardus l. dalam merencat pertumbuhan padi angin di malaysia.  - simposium biologi kebangsaan.  126. 

masni mohd. ali, khairiatul mardiana jansar, nurul hamizah hishamudin, laila zulaifah zulkipli, mohamad hafiz abdul halim, umairah aqilah zulkarnain.  (2023).  plastik mikro dalam air di perairan pantai air papan, mersing, johor.  - simposium biologi kebangsaan 2023.  91. 

asamuddin abu hasan, masni mohd. ali, khairiatul mardiana jansar, siti nur halimatun saadiah mat rajmi.  (2023).  status kualiti air di kepulauan seri buat, pahang.  - simposium biologi kebangsaan 2023.  96. 

khairiatul mardiana jansar.  (2022).  tanpa sedar, kita makan mikroplastik.  - kosmo.  . 

khairiatul mardiana jansar, masni mohd. ali.  (2022).  report on bio monitoring of surface water for 1) chlorella vulgaris 2) moina micrura 3) tilapia sp. (5th report).  - .  1-33. 

khairiatul mardiana jansar, masni mohd. ali.  (2022).  report on bio monitoring of surface water for 1) chlorella vulgaris 2) moina micrura 3) tilapia sp. (6th report).  - .  1-35. 

suwanty ridzuan anoam, muhammad farid abdul hakim lim, mohamad hafiz abdul halim, shamsuri abdul manan, masni mohd. ali, khairiatul mardiana jansar.  (2022).  microplastic abundance from pig farm effluent and surface water in sungai tuang, melaka, malaysia.  - malaysian applied biology.  85-95. 

muhamad safwan ishak, noraziyah abd aziz shamsudin, ismail sahid, khairiatul mardiana jansar.  (2022).  morphological variations of weedy rice (oryza sativa ssp.) in selected rice fields of peninsular malaysia.  - malaysian applied biology.  77-84. 

ishak, m.s., shamsudin, n.a.a, mardiana-jansar, k.  (2022).  morphology of weedy rice (oriza sativa) in selected rice fields of peninsular malaysia: phenotypic characterization.  - international applied biology conference 2022 (iabc 2022).  34-37. 

m.s. ishak, m.b. nurul ain, i. sahid, k. mardiana-jansar.  (2021).  allelopathic screening of malaysian noxious weeds and several medicinal plants as potential alleloherbicides.  - journal of environmental biology.  762-774. 

khairiatul mardiana jansar, masni mohd. ali, marlia mohd hanafiah, mohd fauzi sayuti.  (2021).  report on bio monitoring of surface water for 1) chlorella vulgaris 2) moina micrura 3) tilapia sp. (3rd report).  - .  1-32. 

jawatankuasa kerja penyediaan buku panduan kualiti air pertanian.  (2021).  panduan pengurusan kualiti air pertanian.  - .  62. 

hani kartini agustar, khairiatul mardiana jansar, amatul hamizah md ali, nur fitrah abd ghani.  (2021).  abundance of anuran parasites and pesticide pollution from lowland and highland golf courses.  - journal of environmental biology.  789-797. 

muhamad safwan ishak, zakiah iberahim, khairiatul mardiana jansar.  (2021).  comparative response of malaysian weedy rice (oryza sativa) initial growth towards the allelopathic potential of leucaena leucocephala (lam.) de wit and dicranopteris linearis (burm. f.) underw..  - the 4th international conference on science and technology applications in climate change.  1-7. 

khairiatul mardiana jansar, nurul wadhihah mazlan, zainol maznah, muhamad safwan ishak.  (2021).  effect of mulch on glyphosate mobility in soil column.  - 4th international conference on science and technology applications in climate change (staclim 2021).  1-8. 

ismail sahid, choo lee yin, khairiatul mardiana jansar, maznah zainol.  (2021).  penggunaan bahan kimia dalam sektor pertanian.  - .  1-39. 

khairiatul mardiana jansar, muhamad safwan ishak.  (2021).  kepelbagaian rumpai di kawasan penanaman padi.  - .  90-103. 

khairiatul mardiana jansar, nurul wadhihah mazlan, zainol maznah, muhamad safwan ishak.  (2021).  effect of mulch on glyphosate mobility in soil column.  - 4th international conference on science and technology applications in clime change 2021.  1-7. 

muhamad safwan ishak, zakiah iberahim, khairiatul mardiana jansar.  (2021).  comparative response of malaysian weedy rice (oryza sativa) initial growth towards the allelopathic potential of leucaena leucocephala (lam.) de wit and dicranopteris linearis (burm. f.) underw.  - 4th international conference on science and technology applications in clime change 2021.  1-7. 

khairiatul mardiana jansar, masni mohd. ali, marlia mohd. hanafiah.  (2021).  report on bio monitoring of surface water for 1) chlorella vulgaris 2) moina micrura 3) tilapia sp. (4th report).  - .  1-33. 

khairiatul mardiana jansar, marlia mohd hanafiah.  (2020).  visual communication technique to enhance teaching and learning processes in quantitative analysis and instrumentation course.  - acta informatica malaysia (aim).  1-3. 

marlia mohd hanafiah, khairiatul mardiana jansar, nurul umairah mohd nizam.  (2020).  mystream: empowering 21st century skills through transdisciplinary and sustainability techniques.  - kongres & petandingan inovasi p&p (knovasi 2020).  68. 

khairiatul mardiana jansar, marlia mohd hanafiah, azhar abdul halim.  (2020).  visual communication technique to enhance teaching and learning processes in quantitative analysis and instrumentation course.  - kongres dan pertandingan inovasi pengajaran dan pembelajaran 2020.  70. 

nurul ain mohammad bukhari, muhamad safwan ishak, khairiatul mardiana jansar.  (2020).  alelopati rumpai dan tumbuhan invasif.  - .  149. 

khairiatul mardiana jansar, marlia mohd hanafiah, masni mohd ali, muhamad safwan ishak.  (2020).  report on bio monitoring of surface water for 1) chlorella vulgaris 2) moina micrura 3) tilapia sp..  - .  1-42. 

khairiatul mardiana jansar, marlia mohd. hanafiah, masni mohd ali, mohd fauzi sayuti.  (2020).  report on bio monitoring of surface water for 1) chlorella vulgaris 2) moina micrura 3) tilapia sp. (2nd report).  - .  1-34. 

mohd shahrul mohd nadzir, nurul `ain ab jalil, khairiatul mardiana jansar, marlia mohd hanafiah.  (2019).  xbep4103 environmental health practices.  - .  1-194. 

khairiatul mardiana jansar, ismail sahid.  (2019).  lantana camara l..  - .  143-152. 

marlia m. hanafiah, khairiatul m. jansar.  (2019).  mystream: empowering 21st century skills through transdisciplinary and sustainability techniques.  - engineering heritage journal.  9-11. 

muhamad safwan ishak, ismail sahid, khairiatul mardiana jansar.  (2019).  petai belalang. potensi alelopati dalam pengawalan rumpai.  - .  118. 

khairiatul mardiana jansar, fatimah s.m. bajrai, ismail sahid.  (2019).  behaviour of imazapic and imazapyr in paddy soil (beriah soil).  - the 11th international fundamental science congress.  264-267. 

khairiatul mardiana jansar, fatimah s. m. bajrai, muhamad safwan ishak, ismail sahid.  (2019).  effect of onduty herbicide on weed populations and rice yields in selected rice fields, melaka, malaysia.  - sains malaysiana.  2355-2365. 

tayeb m. a., ismail b. s., mardiana-jansar, k..  (2019).  the effect of glufosinate ammonium in three different textured soil types under malaysian tropical environment.  - sains malaysiana.  2605-2612. 

fatimah s. m. bajrai, khairiatul mardiana jansar, muhammad nazirul atif adzhar.  (2019).  perlakuan imazapic dan imazapyr dalam ekosistem sawah padi.  - .  213. 

khairiatul mardiana jansar & ismail sahid.  (2018).  determination of glyphosate and aminomethylphosphonic acid and glyphosate potential to groundwater pollution..  - 31st international conference of analytical sciences 2018 (skam31).  . 

khairiatul mardiana jansar, ismail sahid, siti nur ain suhaimi & muhamad safwan ishak.  (2018).  water quality and anthropogenic pollutants determination in sungai bertam, cameron highlands, pahang.  - 31st international conference of analytical sciences 2018 (skam31).  . 

khairiatul mardiana jansar, muhamad safwan ishak, ismail sahid.  (2018).  alelopati dan potensinya dalam pengurusan rumpai.  - majalah fst lestari.  . 

nadhirah khaleda ab wahab, khairiatul mardiana jansar.  (2018).  penentuan residu pestisid organofosfat dalam air dan sedimen sungai bertam menggunakan kromatografi gas-pengesanpenangkap elektron (gc-ecd).  - .  213-217. 

nur hidayah abdul siteh, khairiatul mardiana jansar.  (2018).  penentuan tahap pencemaran residu pestisid dalamsedimen dan air di sungai bertam, cameron highlands.  - .  130-134. 

marlia mohd hanafiah, khairiatul mardiana jansar, nur izzah hamna a. aziz & siti amira aina idris.  (2018).  mystream@sekolah: dari stem ke stream untuk kemahiran abad ke-21.  - prosiding seminar pendidikan transdisiplin (sted 2018).  . 

bajrai f.s.m., ismail b.s., mardiana-jansar k. and omar r..  (2017).  persistence of imazapic and imazapyr in paddy soil and water.  - 5th international conference on research in chemical, agricultural and biological sciences (rcabs-2017).  . 

bajrai f.s.m., ismail b.s., mardiana-jansar k. and omar r..  (2017).  persistence of imazapic and imazapyr in paddy soil and water.  - international journal of advances in agricultural and environmental engineering.  12-15. 

ismail sahid, muhamad safwan ishak, fatimah sh bajrai, khairiatul mardiana jansar, nornasuha yusoff.  (2017).  quantification and herbicidal activity of mimosine from leucaena leucocephala (lam.) de wit.  - transactions on science and technology.  62-67. 

m.a tayeb, b.s ismail & j khairiatul-mardiana.  (2017).  runoff of the herbicides triclopyr and glufosinate ammonium from oil palm plantation soil.  - environmental monitoring and assessment.  1-8. 

tayeb, m.a., ismail, b.s., mardiana-jansar, k., goh choo ta & afroza, y.m..  (2017).  triclopyr 3, 5, 6-trichloro-2-pyridinyl clean-up procedure from soil, sediment and water samples using spe-hplc-vwd.  - sains malaysiana.  1401-1405. 

nur husnina rozlee, fatimah sh. mohd bajrai & khairiatul mardiana jansar.  (2017).  mobiliti imazapic dan imazapyr di tanah sawah.  - .  262-265. 

bajrai, f.s.m., ismail, b.s. & mardiana-jansar, k..  (2017).  optimization method for simultaneous extraction and detection of imazapic and imazapyr herbicides in soil and water using hplc-uv with verification of lc-ms.  - sains malaysiana.  2339-2348. 

mardiana-jansar k. & ismail b. s, marlia m. h.  (2016).  residue determination and monitoring levels of metsulfuron methyl in selected rivers at tasik chini, pahang, malaysia..  - 27th regional symposium of malaysia analytical sciences.  . 

khairiatul mardiana jansar dan ismail bin sahid.  (2016).  residue determination and monitoring of the levels of metsulfuron methyl in selected rivers at tasik chini, pahang, malaysia..  - malaysian journal of analytical sciences..  179-186. 

tayeb, m.a., ismail, b.s., khairiatul-mardiana, j. & goh choo ta.  (2016).  troubleshooting and maintenance of high-performance liquid chromatography during herbicide analysis: an overview.  - sains malaysiana.  237-245. 

masni mohd ali, noraziyah abd aziz shamsudin, khairiatul mardiana jansar & marilah sarman.  (2016).  siri penyelidikan sains sekitaran dan sumber alam.  - simposium sains dan teknologi.  1-122. 

nor adila ramli, fatimah sh mohd bajrai & khairiatul mardiana jansar.  (2016).  penentuan separuh hayat imazapyr dan imazapic secara bioasai menggunakan tiga varieti padi.  - simposium sains dan teknologi - siri penyelidikan sains sekitaran dan sumber alam.  . 

nurul amalina mohd tarmidzi, fatimah sh mohd bajrai & khairiatul mardiana jansar.  (2016).  penentuan jangka separuh hayat imazapyr dan imazapic secara bioasai erdasarkan kesan ph dan baja urea.  - simposium sains dan teknologi - siri penyelidikan sains sekitaran dan sumber alam.  . 

tayeb m. a., ismail, b. s., khairiatul mardiana j..  (2015).  comparison of four different solid phase extraction cartridges for sample clean-up in the analysis of glufosinate ammonium from aqueous samples.  - international journal of chemtech research.  2612-2619. 

tayeb m. a., ismail b. s., mardiana-jansar k., goh choo ta, and hani kartini agustar.  (2015).  glufosinate ammonium clean-up procedure from water samples using spe.  - colloquiumthe 2015 ukm fst postgraduate colloquium.  060024-1-060024-7. 

bajrai f. s. m., ismail b. s., and khairiatul mardiana-jansar.  (2015).  rapid diagnosis of imazapic & imazapyr resistance by using bioassays in clearfield® production system, malaysia.  - colloquiumthe 2015 ukm fst postgraduate colloquium.  02008-1-02008-7. 

k. mardiana-jansar and b. s. ismail.  (2014).  residue determination and levels of glyphosate in surface waters, sediments and soils associated with oil palm plantation in tasik chini, pahang, malaysia k. mardiana-.  - aip conference proceeding - the 2014 ukm fst postgraduate colloquium.  795-802. 

tayeb, m. a., ismail, b. s. and mardiana -jansar, k..  (2014).  method development recovery and validation of glufosinate ammonium from soil and water.  - 8th international conference on plant protection in the tropics (icppt).  . 

hani kartini bt agustar, khairiatul mardiana jansar.  (2010).  abundance and diveristy of aquatic macroinvertebrates in selected river at fraser hill.  - seminar bio-kejuruteraan, penilaian ekosistem dan spesies 2009.  . 

khairiatul mardiana jansar, hani kartini agustar.  (2009).  water quality of bukit fraser, current status.  - seminar bio-kejuruteraan, penilai ekosistem & spesies 2009, bukit fraser, pahang..  .