| Studi Kandungan logam Pb dalam tanaman kangkung umur 3 dan 6 minggu yang ditanam di media yang mengandung Pb I Kohar, II Lika Makara Journal of Science 9 (2), 10, 2010 | 28 | 2010 |
| Studi Kandungan Logam Pb dalam Batang dan Daun Kangkung (Ipomoea reptans) yang Direbus dengan Penambahan NaCl dan Asam Asetat I Kohar, PH Hardjo, M Jonatan, O Agustanti Makara Journal of Science, 2010 | 14 | 2010 |
| Evaluation of the antioxidant and antibacterial activity of breadnut (Artocarpus camansi Blanco) leaf extracts YM Vianney, N Amanda, K Pieknell, CW Johan, PH Hardjo Indian Journal of Natural Products and Resources (IJNPR)[Formerly Natural …, 2018 | 12 | 2018 |
| Isolation and in vitro screening of plant growth promoting rhizobacteria from Barak Cenana red rice J Sukweenadhi, MGM Purwanto, PH Hardjo, G Kurniawan, IBM Artadana AIP conference proceedings 2155 (1), 2019 | 9 | 2019 |
| Organogenesis langsung dan kalogenesis pada kultur kedelai (Glycine max L. Merrill) dan Glycine tomentella H. dalam medium MS dan PCL-2 termodifikasi PH Hardjo IPB (Bogor Agricultural University), 1994 | 9 | 1994 |
| Identification of potential activity of volatile compounds derived from pogostemon Cablin benth as antiviral of SARS-CoV-2 Y Antonius, J Ongko, PH Hardjo International Journal of Applied Pharmaceutics (Int J App Pharm) 15 (1), 93-97, 2023 | 8 | 2023 |
| The effect of fermentation process on physical and chemical characteristics of pitaya (Hylocereus polyrhiuzus [FAC Weber] Britton & Rose) stem flour H Soedjatmiko, R Chrisnasari, PH Hardjo IOP Conference Series: Earth and Environmental Science 293 (1), 012020, 2019 | 8 | 2019 |
| Enhancement of flavonoid production of Gynura procumbens (Lour.) Merr adventitious roots in baloon-type bubble bioreactor influenced by phenylalanine and tyrosine YSW Manuhara, R Noviyanti, PH Hardjo, M Tanjung Ecology Environment & Conservation Journal 25, S61-S66, 2019 | 7 | 2019 |
| Kultur Jaringan Anggrek: Embriogenesis Somatik Vanda Tricolor (Lindl.) var. pallida PH Hardjo Graha Ilmu, 2018 | 6 | 2018 |
| Somatic embryo from basal leaf segments of Vanda tricolor Lindl. var. pallida PH Hardjo, WD Savitri KnE Life Sciences 2017, 173-179, 2016 | 6 | 2016 |
| Character improvement of red rice (Oryza sativa L.) Cv. Barak Cenana by mutagenesis using gamma irradiation AS Pujiyanti, BK Wijaya, PH Hardjo, IBM Artadana, MGM Purwanto Jurnal Biologi Tropis 21 (2), 305-314, 2021 | 5 | 2021 |
| Shoots culture of Gynura procumbens (Lour.) Merr. in balloon-type bubble-bioreactor influenced by sucrose concentration and inoculums density YSWM Ira Nailas Saadah, Alfinda Novi Kristanti, Popy Hartatie Hardjo Asian Journal of Plant Sciences 18 (2), 85-90, 2019 | 5* | 2019 |
| Induction of flowering and fruiting in plantlets of tomato (Lycopersicon esculentum mill.) FWNFWN Nurtyandi, PH Hardjo MPI (Media Pharmaceutica Indonesiana) 2 (2), 57-63, 2018 | 5 | 2018 |
| Plant regeneration induced from mature Embryo-derived callus of Balinese red rice (Oryza sativa Cv. Barak Cenana) IBM Artadana, GBF Suhono, PH Hardjo, MGM Purwanto, ... Bali medical journal 6 (3), 12-17, 2017 | 5 | 2017 |
| Effect of carbon source on biomass and flavonoid content of Gynura procumbens (Lour.) Merr. adventitious root in liquid culture YSM Layin Muthoharoh, Hanik Faizah, Popy Hartatie Hardjo, Alfinda Novi Kristanti Biosciences Biotechnology Research Asia 16 (1), 121-127, 2019 | 4 | 2019 |
| Isolation and Characterization of Endophytic Bacteria From The Leaf Explants of Avicennia marina (Forsk.) WD Savitri, MV Wirjaputra, PH Hardjo Departemen Biologi Fakultas Sains dan Teknologi Universitas Airlangga, 2016 | 4 | 2016 |
| Perbanyakan mikro tebu (Saccharum spp. hybrids) melalui kultur kalus PH Hardjo Jurnal Ilmiah Sains & Teknologi 7 (1), 15-20, 2013 | 4 | 2013 |
| Plant regeneration in Amorphophallus muelleri Blume. through organogenic PH Hardjo, AN Wijaya, WD Savitri, F Irawati Biosaintifika: Journal of Biology & Biology Education 15 (1), 60-66, 2023 | 3 | 2023 |
| Mini-Review: extraction of patchouli oil from Pogostemon cablin Benth. Leaves T Kok, N Florenika, MT Goeltom, PH Hardjo, MI Massadeh | 3 | 2023 |
| Menthol from the stem and leaf in-vitro Mentha piperita Linn. BK Wijaya, PH Hardjo, S Emantoko IOP Conference Series: Earth and Environmental Science 293 (1), 012009, 2019 | 3 | 2019 |
