PUBLICATIONS

2023:

Kuncoro, P.H., H.S.B. Lestari, K.Wijaya, Ropiudin, A. Sudarmaji, S.B. Sulistyo. 2023. Analysis of Consumption Fuel Rate of Rotary Power Tiller on Various Tillage Patterns. Jurnal Teknik Pertanian Lampung, 12(4): 886-898 (*click the link for detail*)

Ropiudin, K. Syska, A. Budiman, K. Wijaya, P.H. Kuncoro, A. Sudarmaji, S.B. Sulistyo, F. Budiyah, A. Kurniawan, A.D. Nurhayati. 2023. Sosialisasi Pemanfaatan Energi Terbarukan pada Pengolahan Minuman Fungsional Kulit Buah Pala untuk Pengembangan Wilayah Perdesaan. Nanggroe: Jurnal Pengabdian Cendikia, 2(4): 247-255 (*click the link for detail*)

Wijaya, K., H.H. Hidayat, D. Novitasari, R.A. Indrianto. 2023. Analisis Ekonomi Budidaya Kentang pada Sistem Guludan Horizontal dengan Interval Saluran Drainase Tertentu dan Variasi Pemupukan. The 2nd SEMARTANI "Seminar Nasional Pertanian Ke-2 2023 2 (3): 98-110 (*click the link for detail*)

Wijaya, K. A Sudarmaji, PH Kuncoro, SB Sulistyo, R Ropiudin, H Ueno. 2023. Soil-water dynamics pattern in a lettuce cropping filed under various mulches coverage. Atlantis Press (part of Springer), ICSARD 2022, ABSR 30, pp. 183–198 (*click the link for detail*)

Kuncoro, P.H., A. Sudarmaji, S.B. Sulistyo, K. Wijaya, A. Margiwiyatno. 2023. Respon dan Akurasi Sensor Gas MOS (MQ-Series Module) Dalam Mengidentifikasi Minyak Nilam (Patchouli Oil). Jurnal Keteknikan Pertanian Tropis dan Biosistem 11 (1), 28-40 (*click the link for detail*)

Wijaya K., A. Mustofa, A. Sudarmaji, P.H.i Kuncoro, Masrukhi, S.B. Sulistyo, Ropiudin, R. Ediati, H.H. Hidayat, F.N. Azra, F.R. Atqiya. 2023. Identifikasi Sifat Fisik Tanah dan Pertumbuhan Seraiwangi pada Polibag Tanah Marjinal dengan Variasi Jadwal Irigasi Tetes dan Dosis Pupuk Organik. Prosiding Seminar Nasional LPPM UNSOED 2023, 12 (1): 74-86 (*click the link for detail*)

2022:

Wijaya, K., A. Sudarmaji, P.H. Kuncoro, S.B. Sulistyo, Ropiudin, H. Ueno. 2022. Soil-water dynamics pattern in a lettuce cropping filed under various mulches coverage. In Proceeding of International Conference of Sustainable Agriculture and Rural Development 2022, Faculty of Agriculture, Jenderal Soedirman University, Purwokerto. (*click the link for detail*)

S Saparso, R Rostaman, A Sudarmaji, K Wijaya. 2022. Sosialisasi Penerapan Teknologi Produksi Tanaman Berbasis Otomatisasi dan Sel Surya dalam Peningkatan Kemandirian Agribisnis Bawang Merah di Wilayah Pesisir Adipala, Cilacap, Jawa Tengah: Sistem Pengelolaan Air Berbasis Sel Surya dalam Pembibitan Horti. Dalam Prosiding Seminar Nasional LPPM UNSOED Tahun 2022. (*click the link for detail*)

SB Sulistyo, P Haryanti, E Sumarni, K Wijaya. 2022. Pemanfaatan Lahan Pekarangan Daerah Perkotaan Melalui Pemberdayaan Masyarakat dan Teknologi Hidroponik Skala Kecil. JPPM (Jurnal Pengabdian dan Pemberdayaan Masyarakat) 5 (2), 293-297. (*click the link for detail*)

Wijaya K, A Mustofa, A Hardanto, E Sumarni, A Sudarmaji, SB Sulistyo, PH Kuncoro. 2022. RESPON PERTUMBUHAN SERAIWANGI DAN SIFAT FISIK TANAH TERHADAP VARIASI JADWAL IRIGASI DAN DOSIS PUPUK ORGANIK PADA LAHAN MARJINAL. Dalam Prosiding Seminar Nasional LPPM UNSOED Tahun 2022. (*click the link for detail*)

2021:

Wijaya, K., A. Mustofa, A. Hardanto, E. Sumarni, A. Sudarmaji, dan S.B. Sulistyo. 2021. Pengaruh Jadwal Irigasi dan Dosis Pupuk Organik Terhadap Sifat Fisik Tanah dan Pertumbuhan Serai Wangi. Jurnal Keteknikan Pertanian Tropis dan Biosistem, 9 (3), 262-271. (*click the link for detail*)

Wibowo, C., K Wijaya, A.L. Biyantara. 2021. Effect of organic fertilizer and application of charcoal on quality of potato tuber variety atlantic. In IOP Conference Series: Earth and Environmental Science, 653(1), 012125. (*click the link for detail*)

2020:

Wijaya, K., P.H. Kuncoro, T. Nishimura, and B.I. Setiawan. 2020. Assessing saturated hydraulic conductivity from the dielectrically-predicted dry bulk density. Agricultural Engineering International: CIGR Journal, 22(3): 43-50. (*click the link for detail*)

Wijaya, K., M. Masrukhi, P.H. Kuncoro, A. Sudarmaji, S.B. Sulistyo, A. Syariffianto. 2020. Pengaruh Kombinasi Mulsa-Pupuk Terhadap Erosi Tanah pada Lahan Kentang dengan Aplikasi Bio-Arang dan Guludan Horizontal. Jurnal Keteknikan Pertanian Tropis dan Biosistem, 8(22): 84-94. (*click the link for detail*)

Efrilla, A.V., S.B. Sulistyo, K. Wijaya, P.H. Kuncoro, A. Sudarmaji. 2020. Klasifikasi Penyakit Pada Daun Stroberi Menggunakan K-Means Clustering dan Jaringan Syaraf Tiruan. Jurnal Keteknikan Pertanian Tropis dan Biosistem, 8(22): 56-65. (*click the link for detail*)

Harsela, C.H., E. Sumarni, and K. Wijaya. 2020. Pertumbuhan Pakcoy (Brassica Rapa L) Yang Ditanam Dengan Floating Hydroponics System Dan Non Hidroponik. Jurnal Pertanian Indonesia, 1(2): 56-63. (*click the link for detail*)

Sulistyo, S.B., A. Margiwiyatno, K. Wijaya, P. Arsil, F. Furqon, dan A. Sudarmaji, P.H. Kuncoro. 2020. Analisis Regresi Untuk Evaluasi Mutu Jeruk Selama Penyimpanan Berdasarkan Fitur Citra Digital. Rona Teknik Pertanian, 13(1), pp. 56-66. (*click the link for detail*)

2019:

Wijaya, K., P.H. Kuncoro, Ardiansyah, P. Arsil, and H. Aryani. 2019. Spatial distribution of soil water content in potato horizontal-ridge profile under various ridge dimensions. In IOP Conference Series: Earth and Environmental Science, 406(1), 012025. (*click the link for detail*)

Wijaya, K., P. H. Kuncoro, and P. Arsil. 2019. Dynamics of soil physical and chemical properties within horizontal ridges-organic fertilizer applied potato land. In IOP Conference Series: Earth and Environmental Science, 255 012024. (*click the link for detail*)

Sulistyo, S.B., A. Margiwiyatno, K. Wijaya, A. Sudarmaji, A., P.H. Kuncoro. 2019. Color-based analysis for non-destructive quality evaluation of siamese orange (citrus nobilis) during storage in room and cold temperature. In IOP Conference Series: Earth and Environmental Science, 406(1), 012004. (*click the link for detail*)

Kuncoro, P. H. dan K. Wijaya. 2019. Peningkatan Pemahaman dan Minat Warga Desa Serang Kabupaten Purbalingga terhadap Teknologi Screen-House dan Sistem Hidroponik untuk Memperkuat Budidaya Strawberry.  Dimas Budi Jurnal Pengabdian kepada Masyarakat, 3(1): 28-33. (*click the link for detail*)

2018:

Ardiansyah, C. Arif, K. Wijaya, and A. Mustofa. 2018. Biomass Development in SRI Field Under Unmaintained Alternate Wetting-Drying Irrigation. In IOP Conference Series: Earth and Environmental Science, 147 012041. (*click the link for detail*)

2017:

Wijaya K., P.H. Kuncoro, P. Arsil, and Ardiansyah. 2017. Evaluation of a Modest-Sprinkler Irrigation System for Potato Cultivation in Dry Season. National Seminar of LPPM UNSOED 2017. Purwokerto, Indonesia, 17-18 November 2017.

Wijaya, K., P.H. Kuncoro, Ardiansyah, E. Sumarni, and C. Arif. 2017. Horizontal-Ridges Water and Nutrients Balance under Potato-Tea Inter-cropping System. The 2nd International Conference on Agricultural Engineering for Sustainable Agricultural Production (AESAP) 2017. Bogor, Indonesia, 23-25 Oktober 2017.

2016:

Wijaya, K. 2016. Konservasi pada Lahan Pertanian Rawan Bencana. Seminar Forum Komunitas Hijau (FKH) Kabupaten Banjarnegara (Narasumber). Banjarnegara, Indonesia, 12 Mei 2016.

Ardiansyah, C. Arif, and K. Wijaya. 2016. Nitrogen uptake of SRI paddy field compared to conventional field. Jurnal Teknologi, 78(1-2): 45-49, doi:10.11113/jt.v78.7259. (*click the link for detail*)

2015:

Sumarni, E., Ardiansyah, and K. Wijaya. 2015. Penerapan Aeroponik Dan Floating Hydroponic System Pada Budidaya Baby Kailan Dengan Variasi Electric Conductivity (Ec). Seminar Nasional PERTETA 2015 (Presentasi Oral dengan Prosiding, ISBN: 978-602-73478-0-9). Makassar, Indonesia, 5-7 Agustus 2015.

Wijaya, K., Ardiansyah, P.H. Kuncoro, and T. Nishimura. 2015. Simple Prediction Model for Potato Yield Based on Water and Nutrient Availability in Soil with Different Fertilizers and Biochars Application. National Seminar of Purwokerto Muhammadiyah University (Oral Presentation with Proceeding, ISBN: 978-602-14930-3-8). Purwokerto, Indonesia, 26 September 2015. (*click the link for detail*)

Wijaya, K., Ardiansyah, E. Sumarni, C. Wibowo, A.Y. Rahayu, T. Nishimura, and B.I. Setiawan. 2015. Water and Nutrient Balance in Tropical-Highland Potato Field under Horizontal Ridge System with Different Fertilizers and Biochars Application. PAWEES-INWEPF Joint Intl. Conference 2015 (Oral Presentation). Kuala Lumpur, Malaysia, 19-21 August 2015.

2014:

Wijaya, K., C. Wibowo, A.Y. Rahayu, and T. Nishimura. 2014. Dinamika Air dan Nutrisi dalam Media Tanah Tanaman Kentang pada Pertanian Daratan Tinggi Tropis dengan Aplikasi Pupuk dan Bio-Arang yang Berbeda. Seminar Nasional LPPM Universitas Jenderal Soedirman (Presentasi Oral dengan Prosiding/ISBN). Purwokerto, Indonesia, 20-21 November 2014

Wobowo, C., K. Wijaya, G.H. Sumartono, E. Pawelzik. 2014. Effect of Potassium Level on Quality traits of Indonesian Potato Tubers. Asia Pacific J. of Sustainable Agriculture, Food, and Energy, 2(1): 11-16. (*click the link for detail*)

2013:

Askari, M., F.A. Ahmad, A.M. Mohd Sayuti, C.B.S. Teh, Suhartono, H. Saito, Z. Yusop, and K. Wijaya. 2013. Field Estimation of Infiltration Models under Oil Palm Plantation: Stemflow and Throughfall Areas. International Conference on Sustainable Rural Development (Invited Speaker with Proceeding, ISBN: 978-979-99046-5-2). Purwokerto, Indonesia, 25-26 August 2013. (*click the link for detail*)

2012:

Wijaya, K. and P. Arsil. 2012. Kajian Sifat Fisik Tanah, Erosi, dan Produktivitas Kentang pada Beberapa Tipe Guludan dan Penutupan Mulsa. Seminar Nasional PERTETA 2012 (Presentasi Oral dengan Prosiding, ISBN: 978-602-17199-0-9). Malang, Indonesia, 30 November - 2 Desember 2012.

Wijaya, K., H.Ueno, B.I. Setiawan, and Ardiansyah. 2012. Effect of Cotton Mulch Sheets on Water Flow, Electrical Conductivity (EC), and Temperature Pattern in Masa (Loamy-sandy) Soil under Lettuce Crop Cultivation. PAWEES 2012 Intl.Conference (Oral Presentation). Bangkok, Thailand, 27 November 2012.

2011:

Wijaya, K., T. Kato, K. Yoshida, K. Noda, and H. Kuroda. 2011. Identification of water and nutrient dynamics in sweet sorghum plantation under different fertilizing scenarios to support better agro-ecological management. 4th IWA-ASPIRE Intl. Conference (Oral Presentation). Tokyo, Japan, 2-6 October 2011

Wijaya, K., T. Nishimura, and B.I. Setiawan. 2011. Predicting unsaturated hydraulic conductivity of tropical cultivated and uncultivated soil from simple dielectric water content data. CIGR Intl. Symposium (WEF 2011). (Oral Presentation). Tokyo, Japan, 19-23 September 2011

Hashimoto, S., K. Wijaya, K. Noda, T. Kato, K. Yoshida, and H. Kuroda. 2011. Water and nutrients balance in sweet sorghum field. 2011 JSIDRE Annual Meeting (Oral Presentation). Fukuoka, Japan, 31 August - 2 September 2011

Saepuloh, A., K. Wijaya, and P. Sumintadireja. 2011. Detecting Soil Layer Condition Soon After Merapi Eruption 2010 Using ALOS/PALSAR Data. AMSTECTS-2011 (Oral Presentation). Tokyo, Japan, 10-12 Juni 2011

Yoshida K., T. Kato, K. Noda, K. Wijaya, and H. Kuroda. 2011. Effects of seeding date and fertilizer application rate to nitrogen uptakes of sweet sorghum for bio-fuel. Applied Hydrology, 23: 11-20

2010:

Hashimoto, S., K. Wijaya, K. Noda, K. Yoshida, and T. Kato. 2010. Effect of various fertilization scenarios on soil and groundwater condition in the sweet sorghum as bio-energy crop field. 6th Intl. Student Conference of Ibaraki University (ISCIU) (Oral Presentation). Mito, Japan, 13-14 November 2010

Wijaya, K., B.I. Setiawan, and T. Kato. 2010. Spatio-temporal Variability of Soil Physical Properties in Different Potato Ridges Designs in Relation to Soil Erosion and Crop Production. 2010 INWEPF-PAWEES Intl. Joint Symposium (Oral Presentation). Jeju, South Korea, 27-29 October 2010

Umedi, K. Wijaya, dan Masrukhi. 2010. Kajian Erosi Tanah pada Lahan Kentang dengan Variasi Tipe Guludan, Kemiringan Lahan, dan Varietas Tanaman. Seminar Nasional PERTETA 2010 (Presentasi Oral dengan Prosiding, ISBN: 978-602-97387-0-4). Purwokerto, 10 Juli 2010, pp. 650-660

Wijaya K., T. Nishimura, B.I. Setiawan, and S.K. Saptomo. 2010. Spatial Variability of Soil Saturated Hydraulic Conductivity in Paddy Field in Accordance to Subsurface Percolation. Paddy Water Environ, 8: 113-120, doi: 10.07/s10333-009-0190-x. (*click the link for detail*)

Tini, E.W. and K. Wijaya. 2010. Komposisi Pupuk Organik dan Tingkat Kepadatan Optimal untuk Meningkatkan Pertumbuhan dan Hasil Kentang di Daratan Tinggi Serang, Purbalingga. J. Inovasi, 4(2): 102-112

2009:

Wijaya K., T. Nishimura, B.I. Setiawan, and S.K. Saptomo. 2009. Study on Spatial Variability of Saturated Hydraulic Conductivity in a Paddy Field Based on Dielectric Dry Bulk Density Data in Accordance to Subsurface Percolation. 17th Annual Conference of the Intl. Society of Paddy Water and Environ. Engineering (PAWEES) (Oral Presentation). Bogor-Indonesia, 7-9 October 2009, pp. 67

Wijaya K., B.I. Setiawan, T. Nishimura, and T. Miyazaki. 2009. Characterizing spatio-temporal variability of saturated hydraulic conductivity in a small potato cropping plot based on ADR dry bulk density data. 17th Annual Conference of the Intl. Society of Paddy Water and Environ. Engineering (PAWEES) (Poster Presentation). Bogor-Indonesia, 7-9 October 2009, pp. 80

Farhi, I. K. Wijaya, P.H. Kuncoro, Ardiansyah, and Masrukhi. 2009. Computer Based of Automatic Irrigation System for Dry Land Agriculture. 17th Annual Conference of the Intl. Society of Paddy Water and Environ. Engineering (PAWEES) (Poster Presentation). Bogor-Indonesia, 7-9 October 2009

Wijaya, K. and H. Ueno. 2009. Water Flow Pattern in Soil under Various Mulches Application: Cotton Mulch, Plastic Mulch, and Zero Mulch. International Workshop on Asian Field Science Network - Field science toward resolution of environmental and food problems in Southeast Asia (Oral Presentation). Kochi, Japan, 10 September 2009

Arsil, P. and K. Wijaya. 2009. Optimasi Tata Guna Lahan untuk Tanaman Sayuran di Desa Serang Kecamatan Karangreja dengan Menggunakan Program Linear. Seminar Nasional LPPM Universitas Jenderal Soedirman (Presentasi Oral dengan Prosiding/ISBN). Purwokerto, Indonesia, 13 Agustus 2009

2008:

Wijaya K. and P.H. Kuncoro. 2008. Application of Dielectric Constant Method to Predict Spatial Variabililty of Soil Permeability on Potato Field. J. Inovasi 1(2): 67-77

Wijaya K., T. Nishimura, B.I. Setiawan and T. Araki. 2008. Temporal Variability Prediction for Saturated Hydraulic Conductivity on Potato Field Using Dielectric Constant Technique. Bilateral Seminar on Development and Management of Food Information and Engineering Center for Sustainable Agriculture (DM-FIECSA) - Collaborative Research Project between Jenderal Soedirman University and The University of Tokyo (Oral Presentation/Progress Report). Purwokerto-Indonesia, 11-13 March 2008, pp. 11-14

Wijaya, K., A. Mustofa, and T. Nishimura. 2008. Relationship between Soil Physical Properties and Organic Matter Content with Soil Erodibility Index (A Case Study on Strawberry Field at Serang Village, Purbalingga. Bilateral Seminar on Development and Management of Food Information and Engineering Center for Sustainable Agriculture (DM-FIECSA) - Collaborative Research Project between Jenderal Soedirman University and The University of Tokyo (Oral Presentation/Progress Report). Purwokerto-Indonesia, 11-13 March 2008, pp. 15-17

2007:

Nishimura, T., K. Wijaya, M. Kato, and T. Miyazaki. 2007. Estimation of Saturated Hydraulic Conductivity of Andisol by Dry Bulk Density. 2nd Asian Conference on Precision Agriculture (Oral Presentation). Pyeontaek-Korea, 2007

2005:

Wijaya, K., T. Nishimura, and M. Kato. 2005. Estimation of Spatially Distributed Physical Properties of Andisol Soil Using Dielectric Constant Technique. 7th Symposium on Agricultural Science 2005 on the Improvement of the National Agriculture Condition and Production - Indonesian Agricultural Sciences Association (IASA) Japan (Oral Presentation). Tokyo-Japan, March 26, 2005

2004:

Setiawan, B.I., Rudiyanto, K. Wijaya, and Taku Nishimura. 2004. Determination of Soil Volumetric Water Content and Dry Bulk Density Using ADR Probe with Artificial Neural Network. 3rd International Seminar on Toward Harmonization between Development and Environmental Conservation in Biological Production - [JSPS-DGHE] Core University Program in Applied Biosciences (Oral Presentation). Banten-Indonesia, 3-5 December 2004

Wijaya, K., T. Nishimura, M. Kato, and M. Nakagawa. 2004. Field Estimation of Soil Dry Bulk Density Using Amplitude Reflectomery Data. J. Jpn. Soc. Soil Phys., 97: 3-12. (*click the link for detail*)

2003:

Wijaya. K., T. Nishimura, M. Kato, and M. Nakagawa. 2003. Using Dielectric Constant Data to Estimate Field Distribution of Soil Physical Properties. Jpn. Soc. Irrigation, Drainage and Reclamation Engineering (JSIDRE) Annual Meeting, Kanto Shibu Symposium (Oral Presentation). Saitama-Japan, October 2003, pp. 56-58

Wijaya, K., T. Nishimura, and M. Kato. 2003. Estimation of Dry Bulk Density of Soil Using Amplitude Domain Reflectometry Probe. J. Jpn. Soc. Soil Phys., 95: 63-73. (*click the link for detail*)

Nishimura, T. and K. Wijaya. 2003. Estimation of Soil Physical Properties by Using Dielectric Constant Data. 2nd Seminar on Toward Harmonization between Development and Environmental Conservation in Biological Production - [JSPS-DGHE] Core University Project (Oral Presentation). Tokyo-Japan, February 2003, pp. 42-49

2002:

Wijaya, K., T. Nishimura and M. Kato. 2002. Estimation of Bulk Density of Soil by Using Amplitude Domain Reflectometry (ADR) Probe. 17th World Congress of Soil Science (WCSS) (Oral Presentation). Bangkok-Thailand, August 2002, pp. 384_1 – 385_11

Wijaya, K., T. Nishimura, and M. Kato. 2002. Effect of Variability in Moisture Content Profile on the ADR Probe Performance. Jpn. Soc. Irrigation, Drainage and Reclamation Engineering (JSIDRE) Annual Meeting (Oral Presentation). Mie-Japan, August 2002, pp. 272-273

Setiawan, B.I., M. Yamin, dan K. Wijaya. 2002. Kendali Suhu dengan Logika Fuzzy pada Rumah Tanaman. Seminar Nasional Teknik Pertanian (Presentasi Oral dengan Prosiding, 2: 67-71). Bogor, 11 -1 2 Juli 2002

2001:

Wijaya, K., T. Nishimura, and M. Kato. 2001. Estimation of Bulk Density of Disturbed and Undisturbed Soil by Using Amplitude Domain Reflectometry (ADR) Probe. Jpn. Soc. Irrigation, Drainage and Reclamation Engineering (JSIDRE) Annual Meeting (Oral Presentation). Iwate-Japan, July 2001, pp. 186-187

2000:

Wijaya, K., T. Nishimura, M. Kato, and S. Honda. 2000. Estimation of Bulk Density of Soil  by Using Theta Probe. Proceeding of Jpn. Soc. Irrigation, Drainage and Reclamation Engineering (JSIDRE) Annual Meeting, Soil Physics Section (Poster Presentation). Tottori-Japan, December 2000, pp. 2

Wijaya, K., T. Nishimura, and M. Kato. 2000. Estimation of Soil Physical Properties Using Theta Probe. Jpn. Soc. Soil Physics (JSSP) Annual Meeting (Poster Presentation). Tokyo-Japan, November 2000, pp. 34-35