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Optimizing Soybean Chlorophyll Content Under Drought Stress: Unveiling the Potential of Biostimulants from Padina minor Yamada with Different Solvent Extraction De Yudanur, Parissa Anandita; Noli, Zozy Aneloi; Mansyurdin, Mansyurdin
Jurnal Biologi Tropis Vol. 24 No. 1 (2024): Januari - Maret
Publisher : Biology Education Study Program, Faculty of Teacher Training and Education, University of Mataram, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jbt.v24i1.6568

Abstract

Biostimulants are natural compounds that can stimulate plant growth. Biostimulants from Padina minor contain secondary metabolites and growth-regulating substances needed in various plant growth metabolisms, including soybeans (Glycine max L.). Biostimulants also play a role in enhancing drought stress tolerance in plants. Several solvents are used to extract natural compounds found in P. minor. This study aims to investigate the effect of P. minor biostimulant extracted using various solvents on soybeans' chlorophyll content under different drought stress levels. The study used a completely randomized design (CRD) with two factors: a. Solvent (control, aquadest, methanol, and ethanol) and b. Soil field capacity (100%, 75%, 50%, and 25%). Applying P.minor as biostimulant extracted with methanol solvent showed higher average chlorophyll a, b, and total chlorophyll than other solvent types. Imposing stress up to 25% did not significantly affect soybean chlorophyll levels. However, the interaction between soil field capacity and P. minor extract from methanol solvent can trigger resilience response to drought conditions up to 25% soil field capacity and provide the highest average chlorophyll content compared to other treatments during the soybean vegetative period. Methanol is the best solvent for extracting P. minor as biostimulant and can provide the highest average chlorophyll content at 25% soil field capacity.
Effect of Crude Extracts Fern Leaves as Biostimulants on Biomass and Nodulation of Soybean (Glycine max L.) Dilla, Arfa Iskhia; Noli, Zozy Aneloi; Mansyurdin, Mansyurdin
Jurnal Biologi Tropis Vol. 24 No. 1b (2024): Special Issue
Publisher : Biology Education Study Program, Faculty of Teacher Training and Education, University of Mataram, Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jbt.v24i1b.8122

Abstract

Soybean (Glycine max) is a primary food commodity for the people in Indonesia, with most of its needs still dependent on imports. Efforts to increase local production require a sustainable strategy, including by use biostimulants. Natural biostimulants, such as fern leaf extract, is proven to be a solution in increasing the growth of plants. This study aims to evaluate the potential use of fern leaf extract as a biostimulant on biomass and the number of root nodules in soybean plants. The method used in this study was a factorial complete randomized design with 2 factors and 3 replications. Factor A is the source of crude extract of fern leaves, control, Gleichenia linearis, Diplazium esculentum, Nephrolepis exaltata, and Blechnum orientale. Factor B is the frequency of application extracts, namely 1 time and 2 times.The results showed that the application of Diplazium esculentum leaf extract with one application significantly increased the total number of root nodules, the number of effective root nodules and vegetative phase biomass. While in Nephrolepis exaltata with one time application can significantly increase the number of total root nodules and the number of effective root nodules. This increase is indicated by the content of bioactive compounds contained in the extract, so that it can increase the growth of soybean plants by stimulating the activity of soil microorganisms.
Pengembangan ESGP Kelurahan Lambung Bukit Kecamatan Pauh Kota Padang dengan Ikan Hias Mansyurdin, Mansyurdin; Asful, Ferdhinal; Nofrita, Nofrita; Maliza, Rita; Ashrifurrahman, Ashrifurrahman; Herwina, Henny; Nabila, Sylvia; Syabila, Hutri Dinda; Elisa, Tasya Putri Pratama; Kusuma, Hendra
Jurnal Pengabdian kepada Masyarakat Nusantara Vol. 7 No. 1 (2026): Edisi Januari - April
Publisher : Lembaga Dongan Dosen

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Ekowisata Sungkai Green Park (ESGP) terletak di kelurahan Lambung Bukit Kecamatan Pauh Kota Padang. Luas kawasan 4 ha dengan topografi berbukit, dan kekhasan konservasi habitat pohon Sungkai. Bentuk kegiatan ekowisata yang sudah terlaksana yaitu agrowisata dan perkemahan. Jumlah kunjungan masih didominasi oleh peserta kemah, sedangkan destinasi agrowisata belum menjadi daya tarik. Berdasarkan potensi kelurahan, dilakukan pengembangan ESGP dengan ikan hias. Tujuan kegiatan ini yaitu memberikan pengalaman dan keterampilan kepada anggota P4S Sungkai Permai dalam mengembangkan ESGP dengan kolam ikan hias.  Kegiatan pengembangan dilaksanakan dengan metode Participatory Action Research, melibatkan partisipasi aktif dan kolaboratif mitra P4S Sungkai Permai. Pada kawasan ESGP telah dibuat lima kolam yang diisi dengan 24 jenis ikan hias. Berdasarkan evaluasi kelayakan terdapat 12 jenis ikan hias yang layak dikembangkan pada kolam terbuka kawasan ESGP, yaitu Glofish Tetra, Glofish Tiger Barb, Dwarf Gourame, Angle Fish, Guppy, Platy Molly varian Golden Black, Glofih Danio, Komet Slayer, Red Jewel, Blue Jewel, dan Zebra Tilapia.
Sex-Specific Bands in Dioecious Plant Jernang Rattan (Daemonorops draco) Based on RAPD Markers Amanda Nurhafitri; Mansyurdin Mansyurdin; Djong Hon Tjong; Syamsuardi Syamsuardi; Revis Asra; Muhammad Idris
JURNAL PEMBELAJARAN DAN BIOLOGI NUKLEUS Vol 12, No 1: Jurnal Pembelajaran Dan Biologi Nukleus March 2026
Publisher : Universitas Labuhanbatu

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36987/jpbn.v12i1.9059

Abstract

Background: Daemonorops draco (Willd.) Blume, or dragon’s blood rattan, is a dioecious species that produces high-value resin but is increasingly threatened by habitat degradation. Effective cultivation and conservation require early identification of male and female plants, which remains challenging at the seedling stage. Although RAPD markers have been used for sex identification in dioecious plants, studies on D. draco are still limited. Therefore, this study aims to screen sex-specific bands in D. draco using the RAPD approach. Methodology: Samples of six male and six female individuals collected from Jambi were analyzed, with DNA isolated using a modified CTAB protocol and amplified using 44 RAPD primers. The products were separated by 2% agarose gel electrophoresis. Bands were considered sex-specific if they consistently appeared only in one sex and were absent in the other. Findings: Out of the 44 primers tested, 39 successfully amplified D. draco DNA, generating a total of 662 bands. Among them, primer OPA-14 (455 bp) and OPC-19 (310 bp) produced male-specific bands that were consistently present in all male individuals, while primer OPB-10 (850 bp) generated a female-specific band detected in all female individuals. The male-specific 455 bp band from OPA-14 and 310 bp from OPC-19, and the female-specific 850 bp band from OPB-10 were identified. These bands are recommended for development into SCAR markers for early sex identification in D. draco. Contributions: The findings support the provision of male and female seedlings to enhance conservation and cultivation programs
Co-Authors ', Mardinus . Chairul . Yastori A.A. Ketut Agung Cahyawan W Ahmad Taufiq Aliya Ningsih Amanda Nurhafitri Amar, Puti Khairunnajwa Amri Bakhtiar Anthoni Agustien Antonie Agustien Anzharni Fajrina Ardinis Arbain Arifa Setriani Asful, Ferdhinal Ashrifurrahman, Ashrifurrahman Aszareta, Muhammad Andoni Aziz, M. Abdul Catur Hermanto Chaidir P. Pulungan Chaidir P. Pulungan Dahelmi Dahelmi De Yudanur, Parissa Anandita Dilla, Arfa Iskhia Djoko Santoso Djong Hon Tjong Efrizal Efrizal Eli Ratni Elisa, Tasya Putri Pratama Elni Fatimah Elza Safitri Ema Susiana Enjelina, Weni Erizal Muchktar Fajri Hidayat Fitri Handayani Gusmardi Indra Hanifah - Aini Hendra Kusuma Henny Herwina Herwita Idris Indra Junaidi Zakaria Jabang Nurdin Janra, Muhammad Nazri Jasmi Jefrial Santoso Joko Ridho Witono Joko Ridho Witono Joko Ridho Witono M. Idris Maliza, Rita Mayta Novaliza Isda Miftahul Ilmi Mildawati Mildawati Moralita Chatri Muhammad Idris Muhammad Idris Musliar Kasim Nabila, Sylvia Nabilah Rahmachila Azura Netty W Surya Nofrita Nofrita Nofrita Nofrita Nova Syafni Nurainas Nurainas Nurainas Nurmansyah Nurmansyah Perri Adnadi Pratama, Raihan Anugrah Putra Santoso Putri, Syntia Mai Revis Asra Revis Asra Revis Asra Ridho, Muhammad Syifa'ur Riki Rinaldi Rikinovtian Burlis Rudi Febriamansyah Sjahridal Dahlan Solfiyeni Solfiyeni Suci Rahma Nita Sukendi Sukendi Suwirmen, Suwirmen Syabila, Hutri Dinda Syafia, Ersa Nur Syaifullah Syaifullah Syakira Tiara Rezvi Syamsuardi Syamsuardi Tesri Maideliza Tesri Meideliza Tetty CHAIDAMSARI Tri Susanti TRIMURTI HABAZAR Wilson Novarino Yulia Sandri Yulmira Yanti Zaini Zaini Zozy Aneloi Noli