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Nanik Setyowati

Publications (24)

Modification of Synthetic Nitrogen Fertilization Using Goat Manure in Sorghum (Sorghum bicolor L.) Cultivation

Nanik Setyowati, Jessica Putri Utami, Zainal Muktamar, Uswatun Nurjanah, Widodo Widodo & Muhimatul Husna · Asian Research Journal of Agriculture · 2026

Sorghum (Sorghum bicolor L.) is a resilient cereal crop widely cultivated in marginal environments; however, its production often relies heavily on costly synthetic nitrogen fertilizers which also pose environmental concerns. Integrating organic nutrient sources such as goat manu...

Open access Research Article 10.9734/arja/2026/v19i1804

Effects of Cocopeat–rice Husk Biochar Growing Media on Growth, Yield, Phenolic Content, and Nitrogen Uptake of Mint (Mentha spp.) under Drip Hydroponics

Mariana Makdalena, Nanik Setyowati, Marulak Simarmata, Yulian Yulian & Usman Siswanto · Asian Journal of Research in Crop Science · 2026

Mint (Mentha spp.) is a high-value medicinal and aromatic crop whose productivity and quality are influenced by growing media under hydroponic cultivation. This study evaluated the effects of cocopeat–rice husk biochar growing media on the growth, yield, phenolic content, and nit...

Open access Research Article 10.9734/ajrcs/2026/v11i3454

Optimizing Cocopeat–Rice Husk Biochar Substrate Ratios for Improving Nitrogen Uptake, Biomass Production and Flavonoid Content of Mint (Mentha spp.) under an Urban Farming Drip Irrigation System

Asri Jum’atul Aziza, Nanik Setyowati, Yulian Yulian, Widodo Widodo & Wuri Prameswari · Asian Journal of Agricultural and Horticultural Research · 2026

Urban farming systems based on substrate hydroponics require an optimal growing medium composition to ensure adequate aeration and water-holding capacity. This study was conducted to evaluate the effects of different proportions of cocopeat and rice husk biochar on flavonoid cont...

Open access Research Article 10.9734/ajahr/2026/v13i3489

Sphagneticola trilobata Compost as a Sustainable Substitute for Synthetic Nitrogen in Sweet Corn Cultivation

Mario, Nanik Setyowati, Zainal Muktamar, Fahrurrozi, Eko Suprijono & Putri Mian Hairani · Asian Journal of Advances in Agricultural Research · 2025

Sustainable fertilization strategies are essential for improving crop productivity while maintaining soil health. This study evaluated the effects of partial substitution of synthetic nitrogen (N) fertilizer with Sphagneticola trilobata (L.) Pruski compost on soil nitrogen and sw...

Open access Research Article 10.9734/ajaar/2025/v25i11687

Cogongrass (Imperata cylindrica L.) Allelopathy and Its Influence on Cucumber Test Plant Seedling Development and Productivity

Priju Harpenta Peranginangin, Nanik Setyowati, Uswatun Nurjanah, Supanjani, Mohammad Chozin & Septiana Anggraini · Asian Journal of Agricultural and Horticultural Research · 2025

This study aimed to determine the effective concentration of cogongrass (Imperata cylindrica) extract in inhibiting the germination, vegetative growth, and yield of cucumber (Cucumis sativus L.) test plant, and to calculate the IC₅₀ value as an indicator of its allelopathic poten...

Open access Research Article 10.9734/ajahr/2025/v12i2385

Effect of Fungi Mycorrhizal Arbuscular (FMA) Dosage on the Growth and Yield of Shallots (Allium cepa var. aggregatum) in Ultisol

Delta Anggri Diosi, Nanik Setyowati, Muhimmatul Husna, Yudhi Harini Bertham & Septiana Anggraini · International Journal of Plant & Soil Science · 2025

Aims: This study aims to determine the optimal dosage of Fungi Mycorrhizal Arbuscular (FMA) to enhance the growth and yield of shallots (Allium cepa var. aggregatum) in Ultisol. Study Design: The research was conducted from February to April 2024 at the Agronomy Experimental Stat...

Open access Research Article 10.9734/ijpss/2025/v37i55446

Utilizing Melastoma Compost (Melastoma malabatrichum L.) as a Sustainable Alternative to Synthetic Nitrogen Fertilizers in Shallot Cultivation

Dinna Khoirya, Nanik Setyowati, Zainal Muktamar, Kartika Utami, Marwanto & Sumardi · International Journal of Plant & Soil Science · 2025

Aims: This study explores the potential of Melastoma compost (Melastoma malabatrichum L.) as a sustainable alternative to synthetic nitrogen fertilizers in shallot (Allium ascalonicum L.) cultivation. Study Design:  This study was conducted from July to October 2024 at the Green...

Open access Research Article 10.9734/ijpss/2025/v37i25316

Comparative Growth Analysis of Five Basil (Ocimum basilicum L.) Cultivars in Substrate-based Drip Hydroponics

Diah Anggraeni, Yulian Yulian, Nanik Setyowati, Usman Siswanto & Putri Mian Hairani · Asian Journal of Research in Crop Science · 2026

Basil is an economically valuable herb suitable for intensive production systems where cultivation space is limited. This study compared the growth performance of five basil cultivars—Italian Large, Genovese, Red Rubin, Thai, and Selasih—under substrate-based drip hydroponics. Th...

Open access Research Article 10.9734/ajrcs/2026/v11i3455

Morphological Identification of Local Jackfruit (Artocarpus heterophyllus Lamk.) Plants in Karang Tinggi Subdistrict, Central Bengkulu Regency, Indonesia

Ariya Saputra, Usman Siswanto, Nanik Setyowati, Fahrurrozi Fahrurrozi & Wuri Prameswari · Asian Journal of Agricultural and Horticultural Research · 2026

Jackfruit (Artocarpus heterophyllus Lamk.) is an economically important tropical fruit species that is widely cultivated across Indonesia, including Sumatra, Java, Kalimantan, Sulawesi, Papua, and Nusa Tenggara. Despite its broad distribution, information on the morphological div...

Open access Research Article 10.9734/ajahr/2026/v13i3492

Germination Attributes and Vegetative Growth Responses of TrueSeed-Derived Shallot under Salinity Stress

Replan Hariadi, Marlin Marlin, Nanik Setyowati, Merakati Handajaningsih & Septiana Anggraini · Asian Journal of Agricultural and Horticultural Research · 2026

Optimising non-productive land through the use of saline soils presents a significant challenge because elevated salt concentrations can inhibit shallot growth and development. This study aimed to determine the effects of NaCl concentration on seed viability and plant growth and...

Open access Research Article 10.9734/ajahr/2026/v13i3485

Morphological Identification of Local Jackfruit (Artocarpus heterophyllus Lamk.) in Kampung Melayu District, Bengkulu City, Indonesia

Aldo Wibowo, Usman Siswanto, Nanik Setyowati, Fahrurrozi & Wuri Prameswari · Asian Journal of Agricultural and Horticultural Research · 2026

Jackfruit (Artocarpus heterophyllus Lamk.) is an important tropical fruit crop with high economic and nutritional value. However, documented information on local jackfruit diversity remains limited. This study aimed to identify local jackfruit accessions in Kampung Melayu Distric...

Open access Research Article 10.9734/ajahr/2026/v13i3484

Response of Growth and Yield of True Shallot Seed (TSS) to the Application of PSB Liquid Organic Fertilizer and Inorganic Fertilizer

Zelvin Audi Nata, Marlin Marlin, Nanik Setyowati, Masdar Masdar & Helfi Eka Saputra · Asian Journal of Agricultural and Horticultural Research · 2026

True Shallot Seed (TSS) is an alternative source of shallot seeds (Allium cepa L. var. aggregatum) that has the potential to increase production efficiency, but its response to a combination of liquid organic fertilizer Photosynthetic Bacteria (PSB) and inorganic fertilizer still...

Open access Research Article 10.9734/ajahr/2026/v13i1448

Value-Added Analysis of Robusta Coffee Processing Using the Hayami Method: Evidence from a Small-Scale Agroindustry in Indonesia

Fitri Lestari, Muhamad Mustopa Romdhon, Nanik Setyowati, Kiky Nurfitri Sari, Agus Sukamto, Andika Prawanto & Maranggi Aulia · Asian Research Journal of Agriculture · 2026

This study analyzes the value added generated from processing Robusta coffee beans into ground coffee at Air Lanang Coffee, a micro, small, and medium enterprise (MSME) located in Rejang Lebong Regency, Indonesia. A quantitative descriptive case study approach was applied using p...

Open access Research Article 10.9734/arja/2026/v19i1809

Sustainable Urban Farming: Effects of Organic Manure on Lettuce Growth and Soil Fertility

Salsabilla Dewi Satriani, Yulian Yulian, Nanik Setyowati, Supanjani Supanjani & Kartika Utami · Asian Journal of Agricultural and Horticultural Research · 2025

Rapid urbanization has reduced available agricultural land, creating an urgent need for sustainable food production systems such as urban organic farming. This study aimed to evaluate the effects of manure type and dosage on lettuce (Lactuca sativa L.) growth and yield under urba...

Open access Research Article 10.9734/ajahr/2025/v12i4429

Autotoxic Effects of Rice Bran on Seed Germination, Growth and Yield Component in Rice (Oryza sativa L.)

Indah Kholidah, Uswatun Nurjanah, Nanik Setyowati, Masdar & Supanjani · Journal of Experimental Agriculture International · 2025

The development of natural weed control methods using agricultural waste is gaining attention as part of sustainable farming practices. Rice bran is one such potential material; however, its application may adversely affect rice plants themselves. The aim of the research were to...

Open access Research Article 10.9734/jeai/2025/v47i73606

Autotoxicity of Rice Straw Extract on Germination, Growth, and Yield of Rice (Oryza sativa L.)

Algi Delana, Uswatun Nurjanah, Nanik Setyowati, Sigit Sudjatmiko & Muhimmatul Husna · Asian Journal of Advances in Agricultural Research · 2025

Rice is a major global staple, but its cultivation faces weed challenges, prompting herbicide use that harms the environment. Rice straw contains allelopathic compounds with bioherbicidal potential, yet these substances may also cause autotoxic effects on rice, impacting its grow...

Open access Research Article 10.9734/ajaar/2025/v25i8656

Growth and Yield Response of Soybean (Glycine max (L.) Merril) to Application of Water Hyacinth Compost (Eichornia crassipes) and SP-36 Fertilizer in Ultisols

Faidah Wahyu Rismawati, Hesti Pujiwati, Nanik Setyowati, Catur Herison & Sigit Sudjatmiko · Asian Journal of Research in Agriculture and Forestry · 2025

Fertilization is one of the key factors in soybean cultivation to increase growth and yield, particularly when using organic materials such as compost and inorganic fertilizers like SP-36. The study aimed to evaluate the effect of compost and SP-36 fertilizer on soybean growth an...

Open access Research Article 10.9734/ajraf/2025/v11i3426

Assessment of Cellulolytic, Potassium and Phosphate Solubilizing of Bacteria from Bali Cattle Rumen as Potential Compost Bioactivators

Neli Definiati, Zainal Muktamar, Nanik Setyowati, Nurmeiliasari, Fahrurrozi & Sukisno · Journal of Advances in Biology & Biotechnology · 2025

Rumen fluid of Bali cattle contains a highly diverse and functionally active bacterial community, offering valuable potential for compost bioactivation. This study aimed to isolate and characterize cellulolytic, phosphate and potassium-solubilizing bacteria from the rumen and ass...

Open access Research Article 10.9734/jabb/2025/v28i72606

Allelopathic Effects of Mexican sunflower (Tithonia diversifolia (Hemsl) A. Gray) Aqueous Extract on Rice (Oryza sativa L.) Test Plants Germination and Early Growth

Zelin Alsyah Dora, Uswatun Nurjanah, Nanik Setyowati, Marlin & Putri Mian Hairani · Journal of Agriculture and Ecology Research International · 2025

Aims: This study aims to assess the allelopathic effects of Mexican sunflower (Tithonia diversifolia (Hemsl) A. Gray) on rice seed germination as test plant, determine the optimal extract concentration for inhibiting vegetative growth of rice (Oryza sativa L.), and establish the...

Open access Research Article 10.9734/jaeri/2025/v26i3674

Effect of Planting Patterns and Mulch Types on Weed Growth and Yield of Sweet Corn and Red Bean

Uswatun Nurjanah, Memed, Nanik Setyowati, Zainal Muktamar, Eko Suprijono & Edhi Turmudi · International Journal of Plant & Soil Science · 2023

This study aimed to determine the best cropping pattern and type of mulch in the intercropping system of sweet corn and red beans in organic farming systems. The research was conducted in Air Duku Village, Bengkulu at 1054 m above sea level. The experimental design was RCBD with...

Open access Research Article 10.9734/ijpss/2023/v35i52817

Agronomic and Physiological Responses of Sweet Potato to Moringa Leaf–seaweed Liquid Organic Fertilizer in Coastal Soil

Haryuni Haryuni, Fahrurrozi Fahrurrozi, Zainal Muktamar, Nanik Setyowati, Supanjani Supanjani, Catur Herison & Widodo Widodo · International Journal of Plant & Soil Science · 2026

Aims: To determine the physiological and agronomic responses of sweet potato plants to the application of liquid organic fertiliser (LOF) prepared from moringa leaves and seaweed, and to identify the best moringa leaf-seaweed LOF combination for sweet potato growth and yield in c...

Open access Research Article 10.9734/ijpss/2026/v38i86208

Growth and Yield Response of Shallots (Allium cepa L.) on Sandy Soil Using Several Soil Ameliorant Compositions

Dewi Juliana, Uswatun Nurjanah, Marlin Marlin, Nanik Setyowati & Agus Iswanriyanto · Asian Journal of Agricultural and Horticultural Research · 2026

This study aims to determine the best soil ameliorant composition that can improve the growth and yield of shallots (Allium cepa L.) in sandy soil, as well as to evaluate the effectiveness of weed and chicken manure ameliorant on the growth and yield of shallots. This study was c...

Open access Research Article 10.9734/ajahr/2026/v13i1434

The Applications of Compost and Ca (OH)2 to Overcome Cadmium (Cd) Contamination in Inceptisols

Tira Yustianingrum, Abimanyu Dipo Nusantara, Zainal Muktamar, Nanik Setyowati & . Anandyawati · Journal of Experimental Agriculture International · 2022

Heavy metals contribute to soil contamination and can decrease soil productivity. Compost and Ca(OH)2 can restore heavy metal contaminated soil. The purpose of this study was to examine the effectiveness of compost and Ca(OH)2 in reducing cadmium (Cd) contamination in Inceptisols...

Open access Research Article 10.9734/jeai/2022/v44i330806

The Availability of Soil N, P, K, and Mustard Yield after the Application of Liquid Organic Fertilizer from Household Waste in Ultisols

Zainal Muktamar, Vikra Zanovid, Bandi Hermawan, Anandyawati, Kartika Utami & Nanik Setyowati · International Journal of Plant & Soil Science · 2024

Ultisols are one of the dominant soil orders in Indonesia, accounting for approximately 25% of the total land area. The main problem of this soil is high aluminum (Al) saturation with low pH and plant nutrients. The study was intended to determine the effect of liquid organic fer...

Open access Research Article 10.9734/ijpss/2024/v36i54510