Special issue · 2021
Agricultural Productivity and Sustainability Improvement in Tropical Region
25 articles · All issues →
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionOptimizing the Propagation of Potato by Stem Cutting using Different Growing Media
Syarif Husen, Devi Dwi Siskawardani, Setiawan Deny Rexmardi, Erny Ishartati, Muhidin Muhidin, Jumpen Onthong et al.
Potato(SolanumtuberosumL.)istotheactualoptimumproductivityupto 40tha-1.Thebiggestchallenge isthe unavailability of astrategichorticulturalcommodityintendedforcrop productioninIndonesia,essentialforfooddiversification.However,potato productivityin Indonesiaisco…
20 May 2022DOI 10.17582/journal.sja/2022.37.s1.219.225
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionAnalysis of Metabolites from Purple Cleome Extract (Cleome rutidosperma Linn.) as Potential Organic Fungicides
Ali Ikhwan, Dian Indratmi, Faridlotul Hasanah, Manar Fayiz Mousa Atoum, Irum Iqrar
One disease that often attacks chili (Capsicum L.) is anthracnose caused by Colletotrichum capsici [(Syd.) E.J. Butler & Bisby]. In the field, C. capsici is controlled with a chemical fungicide that harms the environment. The purple Cleome plant (Spider pl…
14 Jan 2022DOI 10.17582/journal.sja/2021/37.s1.115.121
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionMass Production of Panax ginseng C.A. Mey. Root Cultures in Indonesia
Stefan Pratama Chandra, Yoanes Maria Vianney, Theresia Liliani Christie, Merlyn Wongso, Melisa Widjaja, Deok-Chun Yang et al.
Panax ginseng C.A. Mey. is one of the most well-known plants in traditional medicine that contains bioactive compounds called ginsenosides. It is widely used as raw material in many pharmaceutical industries in Indonesia. However, to supply for this purpose, t…
14 Jan 2022DOI 10.17582/journal.sja/2021/37.s1.98.109
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionEffect of Freeze-Drying Pressure and Operating Time on Mass Balance and Characteristics of Freeze-Dried Mango Slices
Suherman Suherman, AndhiniPutri Trianita, Hadiyanto Hadiyanto, Wea Aanisah Mentari Putri
Mango (Mangifera indica L.) is one of the local foods in Indonesia, which has high water and sugar content and is vulnerable to heat conditions. This study aims to determine the effect of freeze-drying time (t) and pressure (P) on mass balance and characterist…
1 Dec 2021DOI 10.17582/journal.sja/2021/37.s1.90.97
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionThe Effect of Abiotic Factors and Elevation on the Diversity of Plant Parasitic Nematodes in Garlic on Central Java, Indonesia
Ayu Suci Wulandari, Siwi Indarti, Muhannad Illayan Massadeh, Nguyen Van Minh
Plant-parasitic nematodes are one of the most prominent type of pests in garlic (Allium sativum L.). To determine the influence of elevation and soil abiotic factor to abundance and diversity of plant parasitic nematode in garlic crops, this research was…
31 Oct 2021DOI 10.17582/journal.sja/2021/37.s1.75.83
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionAssessment of Three Natural Pesticide Concentration on the Imago Phase Red Mites Persistency
Dyah Roeswitawati, Iva Kristova, Muhidin Muhidin, Otto Endarto, Manar Fayiz Mousa Atoum, Irum Iqrar et al.
Red mites [Panonychus citri (McGregor, 1916)] is one of the pests of the Citrus L. That causes yellow/brown spots on Citrus leaves. So far, farmers have dealt with chemical pesticides that contain compounds with high toxicity. The purpose of the study was to a…
15 Feb 2022DOI 10.17582/journal.sja/2021.37.s1.153.158
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionCurcuma xanthorriza Roxb. as Feed Additive on the Carcass and Fat Weight Percentage, Meat Nutrient, and Nutrient Digestibility of Super Kampong Chicken
Wahyu Widodo, Imbang Dwi Rahayu, Adi Sutanto, Apriliana Devi Anggraini, Harum Sahara, Sara Safitri et al.
The purposes were to analyze the effect of Curcuma xanthorriza Roxb. as a feed additive towards super kampong chicken (Indonesian native/local chicken - Gallus gallus domesticus Linnaeus, 1758) and to determine the most effective level of curcuma xanthorriza f…
24 May 2021DOI 10.17582/journal.sja/2021/37.s1.41.47
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionRainy Season’s Fish Diversity Upstream and Downstream Jatigede Reservoir of Cimanuk River, West Java, Indonesia
Titin Herawati, Indra Adiwiguna, Ayi Yustiati, Iis Rostini, Roy Hendroko Setyobudi, Hafizan Juahir et al.
The purpose of the research is to map the diversity of fish in Cimanuk River, specifically upstream and downstream Jatigede Reservoir. Field observation method and census sampling technique were applied. Research commenced from November 2017 to January 2018. P…
21 May 2021DOI 10.17582/journal.sja/2021/37.s1.25.34
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionBlood Profile of Soybean Meal Substitution with Black Soldier Fly Larvae in New Zealand White Rabbit
Ardi Prasetio, Christina Maria Sri Lestari, Sutaryo Sutaryo, Manar Fayiz Mousa Atoum, Muhammad Zahoor, Asma Nisar et al.
Meat consumption in Indonesia is dominated by high-cholesterol meat that can lead to several cardiovascular diseases. Rabbits (Oryctolagus cuniculus Linnaeus, 1758), known as low cholesterol meat, can be alternatively chosen for daily consumption. Soybean meal…
14 Jan 2022DOI 10.17582/journal.sja/2021/37.s1.110.114
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionThe Effect of Supplementation Lignolitic Probiotic in Rice Straw for Digestibility and Efficiency of Microbial Protein Synthesis using In Vitro Residual Gas Production
Indah Prihartini, Miftachi Ari, Manar Fayiz Mousa Atoum, Akhis Soleh Ismail, Listiari Hendraningsih
This study aimed to determine the effect of supplementation lignolitic probiotics in rice straw (Oryza sativa L.) on digestibility and efficiency of microbial protein synthesis using in vitro residual gas production and the optimal lignolitic probiotic in rice…
9 Feb 2022DOI 10.17582/journal.sja/2021.37.s1.136.143- Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical Region
Effect of Various Doses of Local Microorganism Additives on Silage Physical Quality of Corn (Zea mays L.) Waste
Yunilas Yunilas, Nurzainah Ginting, Tri Hesti Wahyuni, Muhammad Zahoor, Nelzi Fati, Ahmad Wahyudi
Corn crop waste in the form of corn straw, cobs, and corn husks can be used as ruminant animal feed, but its utilization as animal feed is not optimal. The application of silage feed technology using local microorganism additives is expected to improve the phy…
20 May 2022DOI 10.17582/journal.sja/2022.37.s1.197.206 
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionPhysical and Mechanical Characteristics of Edible Film Based on Lesser Yam Starch with Addition of Glycerol and Sodium Tripolyphosphate
Warkoyo Warkoyo, Devi Dwi Siskawardani, Anggit Ayu Pradana Siwi, Moch. Wachid, Ivar Zekker, Jumpen Onthong
Biodegradable food packaging is important to be expanded to reduce the increasing waste in the world. An edible film based on lesser yam (Dioscorea esculenta L. Burkill) has the potential to be innovated and expanded, which contained starch yield up to 21.4 %.…
9 Feb 2022DOI 10.17582/journal.sja/2021.37.s1.144.152
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionLand Suitability Assessment and Soil Organic Carbon Stocks as Two Keys for Achieving Sustainability of Oil Palm (Elaeis guineensis Jacq.)
Didiek Hadjar Goenadi, Roy Hendroko Setyobudi, Erkata Yandri, Kiman Siregar, Aris Winaya, Damat Damat et al.
The most efficient oil-producing crop, oil palm (Elaeis guineensis Jacq.) is able to generate a higher yield than soybean [Glycine max (L.) Merr.], rapeseed (Brassica napus L.), and sunflower (Helianthus L). Relatively affordable in price, palm oil is in high…
20 May 2022DOI 10.17582/journal.sja/2022.37.s1.184.196
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionPotential of Aloe vera for Treatment of Infection with Aeromonas hydrophila Bacteria on Koi Fry
Rosidah Rosidah, Angga Nugraha, Yuli Andriani, Kiki Haetami, Olga Anne, Agus Heri Purnomo
This research aims to study the ability of Aloe vera (Burm.f.), extract to treat Koi fry [Cyprinus rubrofuscus (Lacépède, 1803)] which is attacked by Aeromonas hydrophila (Chester, 1901). The method used was the experimental method using a comple…
31 Oct 2021DOI 10.17582/journal.sja/2021/37.s1.64.74
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionEnhanced of Root Nodules, Uptake NPK, and Yield of Peanut Plant (Arachis hypogaea L.) using Rhizobium and Mycorrhizae Applications
Praptiningsih Gamawati Adinurani, Sri Rahayu, Endang Dwi Purbajanti, Devi Dwi Siskawardani, Karina StankeviÄa, Roy Hendroko Setyobudi
Peanut plants use nitrogen sources from the atmosphere with the help of Rhizobium bacteria. Rhizobium was requiring P elements for root nodules formation. This study aims to determine the effects of the application of mycorrhizae at different levels that play…
21 May 2021DOI 10.17582/journal.sja/2021/37.s1.16.24- Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical Region
Effect of Urea in Total Mixed Ration and its Silage on Friesian Holstein Bull Calves Productivity in Tropic Condition
Ahmad Wahyudi, Sujono Sujono, Listiari Hendraningsih, Ari Prima, Zane VincÄ“viÄa-Gaile, Ivar Zekker
Urea addition into feed to some extent has been shown to increase crude protein content and improve feed efficiency. However, its addition in Total Mix Ration (TMR) and also TMR silage on calves’ growth performance is yet to be elaborated. Therefore, the…
31 Oct 2021DOI 10.17582/journal.sja/2021/37.s1.84.89 
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionOn the Way to Sustainable Peat-Free Soil Amendments
Zane Vincevica-Gaile, Karina Stankevica, Maris Klavins, Roy Hendroko Setyobudi, Damat Damat, Praptiningsih Gawawati Adinurani et al.
Increasing global population and urbanization demands enhanced food and feed crop production, but due to several reasons, the areas of fertile agricultural lands are reducing worldwide. The market of growing substrates, soil amendments, and improvers still is…
9 Feb 2022DOI 10.17582/journal.sja/2021.37.s1.122.135
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionComparison between Natural and Cabinet Drying on Weight Loss of Seaweed Euchuema cottonii Weber-van Bosse
Suwati Suwati, ErniRomansyah, Syarifudin Syarifudin, Yahya Jani, Agus Heri Purnomo, Damat Damat et al.
In Indonesia, seaweed has a critical role in improving the welfare of coastal communities. As a source of nutrition, seaweed consists of carbohydrate, protein, fat, fiber and ash, vitamin, and beta-carotene. Right drying methods are needed to preserve the qual…
20 May 2021
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionPhenotypic and Morphometric Characterization of Hycole, Hyla and New Zealand White Rabbits for KUAT Hybrid (Tropical Adaptive and Superior Rabbit)
Bram Brahmantiyo, Henny Nuraini, Astari Wibiayu Putri, Maizirwan Mel, Cecep Hidayat
Hycole and Hyla rabbits were imported in 2012 and 2013. Hycole and Hyla rabbits were known as best broiler rabbit and had potentiality as genetic resources to develop Indonesian broiler rabbit. The aim of this study was to characterize phenotype of Hycole and…
20 May 2021DOI 10.17582/journal.sja/2021/37.s1.09.15
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionSupplementation of Snakehead Fish Extracts into Tris Egg-Yolk Extender on Mortality and Motility of Limousin Bull Sperm
Haris Setiawan, Aris Winaya, Herwintono Herwintono, Mulyoto Pangestu, Yayuk Kholifah
Freezing process reduces sperm quality due to membrane damage. Antioxidants protects the membrane of spermatozoa. This study aimed to observe the effects of Snakehead Fish (Channa striata [Bloch 1793]) Extract (SFE) supplementation in tris Egg-yolk extender on…
21 May 2021DOI 10.17582/journal.sja/2021/37.s1.35.40
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionImproving the Color Quality of the Swordtail Fish through the Supplementation of Butterfly Pea Leaf Meal
Yuli Andriani, Rintan Octaviana Julia, Lintang Permata Sari Yuliadi, Iskandar Iskandar, Yaya Rukayadi
This study aims to examine the carotenoid content in Butterfly pea (Clitoria ternatea L.) leaves meal (BPLM) as a source of natural pigment and its effect on the tail color quality of Swordtail fish (Xiphophorus helleri, Heckel. 1848). Completely Randomized De…
30 Oct 2021DOI 10.17582/journal.sja/2021/37.s1.48.54
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionFloating Net Aquaculture Engineering of Tiger Grouper (Epinephelus fuscoguttatus) on Bacillus subtilis Probiotic Supplementation in the Diet
Diana Rachmawati, Johannes Hutabarat, Olga Anne, Roy Hendroko Setyobudi, Tita Elfitasari
Accumulation of feed waste from a long-term aquaculture practice has resulted in the deterioration of the aquaculture environment. Floating net aquaculture engineering of tiger grouper (Epinephelus fuscoguttatus Forsskål, 1775) on Bacillus subtilis…
31 Oct 2021DOI 10.17582/journal.sja/2021/37.s1.55.63
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionCharacterization Properties of Extruded Analog Rice Developed from Arrowroot Starch with Addition of Seaweed and Spices
Damat Damat, Roy Hendroko Setyobudi, Juris Burlakovs, Zane VincÄ“viÄa-Gaile, Devi Dwi Siskawardani, Rista Anggriani et al.
Analog rice is a processed rice product produced from non-rice with slightly more carbohydrates than natural rice. Arrowroot (Maranta arundinacea L) canbe used as raw material in analog rice, with red seaweed (Gracilaria spp.) are added to increase the fiber c…
15 Feb 2022DOI 10.17582/journal.sja/2021.37.s1.159.170
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionAssessment on Coffee Cherry Flour of Mengani Arabica Coffee, Bali, Indonesia as Iron Non-Heme Source
Roy Hendroko Setyobudi, Erkata Yandri, Yogo Adi Nugroho, Mardiana Sri Susanti, Satriyo Krido Wahono, Wahyu Widodo et al.
Coffee Cherry Flour (CCF) of Arabica Coffee Pulp (CP) produced in Kintamani, Bali, Indonesia, has been compared to CCF traded in La Boite, New York. CP samples were picked from the pulper, oven-dried at 80 °C for 15 h, and then grounded using a coffee grin…
19 May 2022DOI 10.17582/journal.sja/2022.37.s1.171.183
Special Issue: Agricultural Productivity and Sustainability Improvement in Tropical RegionThe Factors Influencing Purchase and Willingness to Pay for Organic Vegetables
Bambang Yudi Ariadi, Rahayu Relawati, Barbara Szymoniuk, Waris Ali Khan
Organic vegetables are cultivated without chemical inputs to make them environmentally friendly, increasing the selling price. This study aims to analyze the influence of product attributes, psychography, and demography on the purchase of organic vegetables, p…
20 May 2022DOI 10.17582/journal.sja/2022.37.s1.207.218