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Arman Harahap
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+6285370005518
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INDONESIA
International Journal of Science and Environment
Published by CV. Inara
ISSN : -     EISSN : 28090551     DOI : https://doi.org/10.51601/ijse.v2i4
International Journal of Science and Environment (IJSE) is to provide a research medium and an important reference for the advancement and dissemination of research results that support high-level research in the fields of Science and Environment . Original theoretical work and application-based studies, which contributes to a better understanding all fields of Science and Environment. The aim and scope of the journal Chemistry, Chemical Analysis, Physical Chemistry, Physics, Biology, Ecology, Biodiversity, Zoology, Biochemistry, Mathematics, Environmental Science, Agriculture, Environment, Forestry.
Articles 5 Documents
Search results for , issue "Vol. 4 No. 2 (2024): May 2024" : 5 Documents clear
Maintenance Management Of Mentilin (Cephalophacus bancanus bancanus) In Captivity In Alobi PPS As A Means Of Exsitu Conservation Putri Dalimunthe, Nurzaidah; Syafutra, Randi; Priyansah, Sujadi
International Journal of Science and Environment (IJSE) Vol. 4 No. 2 (2024): May 2024
Publisher : CV. Inara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51601/ijse.v4i2.95

Abstract

Conservation is one of the efforts that can be made to prevent the decline in the population of Mentilin (Chephalophacus bancanus bancanus) and maintain its existence in nature so that the population is not disturbed. PPS Alobi is an animal rehabilitation center that plays a role in ex-situ conservation efforts for wild animals, so it must have the capacity to realize the ideals of conserving wild animals while ensuring the welfare of these animals in captivity. This research aims to determine the management of keeping mentilin (Cephalophacus bancanus bancanus) in captivity at the Alobi PPS as a means of ex-situ conservation of wild animals. The research was conducted using a survey approach, open and closed interviews, and questionnaires. Mentilin (Cephalopachus bancanus bancanus) maintenance management at PPS Alobi based on drum management parameters adopts an outdoor cage concept. It is built based on the natural needs of mentilin (Chephalophacus bancanus bancanus), and there is environmental enrichment for mentilin activities. Feed management operational standard feed management includes feeding based on the type and amount of feed as well as the frequency of feeding. Health management carries out animal health checks when the animals enter the Alobi PPS, followed by routine checks on the animals. Intensive care for animals that are sick or in unhealthy conditions means the frequency of administration of medicines and vitamins will be more intensive. Animal Health Management is to determine the animal's condition to be released back into its habitat and is supported based on knowledge of Mentilin primate animal conservation. Keywords: Mentilin (Cephalophacus bancanus bancanus), Exsitu conservasi mentilin, Maintenance management mentilin.
Antibacterial Activity Of Nginang Herb Extract Mouthwash Formulation Against The Streptococcus Mutans Bacteria Lukito, Pradea Indah; Jamilatun, Makhabbah; Rahma Salsabila, Innaya
International Journal of Science and Environment (IJSE) Vol. 4 No. 2 (2024): May 2024
Publisher : CV. Inara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51601/ijse.v4i2.97

Abstract

Nginang was chewing the raw green betel leaf combined with areca nut and gambier seeds, it was Indonesian people’s habit in ancient times to maintain the dental health. Over time, the nginang mixture was developed into a mouthwash formula to make it easier and acceptable to use. Mouthwash is a liquid form preparation with a pleasant taste and smell, to keep clean the mouth. The phytochemical content in the nginang herbs was tannin which is a phenolic compound. The mechanism of action of phenolics was by inactivated the microbial cell adhesion and to avoid the attached to host cells by the cell surface. The purpose of this study was to determine the antibacterial activity by inhibitory zones diameter of the formula of nginang herb mouthwash against Streptococcus mutans bacteria. This type of research was descriptive and quantitative with an experimental research design. The experimental research by making mouthwash formulations of nginang herb extract (green betel leaf, areca seed, and gambier) in three formulas with a concentration ratio of green betel leaf: areca nut: gambir, that were Formula 1(3%:3% :3%), Formula 2 (3%:2%:1%), and Formula 3 (3%:1%:2%), the quality of the formulas was carried out by physical quality parameters (organoleptic, pH, clarity, and viscosity), and the antibacterial activity against Streptococcus mutans. The results of this study of the three formulas were had liquid form, clear to browny color, and slightly smell like mint and extract, the pH at 5.4, and had a viscosity value about 0.79. The results of antibacterial activity against Streptococcus mutans study was indicated that the formula which contain of green betel leaf, areca seed, and gambier had very strong category based of the inhibitory zone.
Selection Of Sugarcane Clones From Polycross In Ratoon Cane (Rc) Yulaikah, Sri; Herwati, Anik; Mulyani, Mulyani; Hariyanto, Dian; Sohri, Moch.; Slamet, Slamet; Santoso, Imam; Utari, Dewi
International Journal of Science and Environment (IJSE) Vol. 4 No. 2 (2024): May 2024
Publisher : CV. Inara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51601/ijse.v4i2.98

Abstract

Sugar productivity in Indonesia is still low, so it is unable to meet national sugar needs. The use of superior varieties with high productivity is needed to increase sugar productivity. New superior varieties can be obtained through cultivating varieties either by crossing or transgenic methods. The study aimed at evaluating clones resulting from polycross on ratoon cane (RC) with higher crystal yields than their parents (SIL 04). It was carried out at the IP2TP Karangploso Experimental Garden, Sweetener and Fiber Crop Research Institute, Malang, East Java, from January 2021 to December 2021. Eleven crossed clones and one female parent clone (SIL 04) were arranged in a Randomized Block Design with two replications. The results showed 8 clones resulting from the cross (MLG 19/P6/10, MLG 19/P6/11, MLG 19/P6/12, MLG 19/P6/13, MLG 19/P6/16, MLG 19/P6/5, MLG 19/P6/6 and MLG 19/P6/8) produced higher crystal (6.06-7.0 t/ha) than SIL 04 (5.66 t/ha). Improving the crystal structure in the clones resulting from the cross can be done by improving the productivity of sugarcane.
Composition Of Agroforestry Cropping Patterns To The Contribution Of Community Income In Community Forest Areas Susanto, Anang; Winarni, Marti; Ebere Nwazonobi, Patricia
International Journal of Science and Environment (IJSE) Vol. 4 No. 2 (2024): May 2024
Publisher : CV. Inara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51601/ijse.v4i2.100

Abstract

The composition of planting patterns using agroforestry techniques contributes to income for communities around the forest. The agroforestry system is developed in a pattern of crops with forestry in a plot of land that provides a specific composition. The types of crops that farmers usually plant are expected to significantly influence income. This research aimed to identify land ownership strata and crop composition with the highest income. This research was conducted in January-March 2022 in the Kediri Regency Community Forest Area. The variables analyzed consist of the identity of the respondent, type of plant, total revenue, and total costs for managing the agroforestry system during 2022. The results of the research show that in Strata II, the composition of crops with income from each composition ranges from IDR 24,200,000/ha/ year. In Strata I, the lowest income is IDR 15,725,500/ha and the highest is Strata III, there is an income of IDR 30,100,100/ha/year. The difference in farmers' income is due to differences in the types of plants developed by farmers.
Erosion Hazard Level And Design Of Soil Conservation For Flood Mitigation In The Arui Watershed, Indonesia Mahmud, Mahmud; Mutakim, Mutakim; Wahyudi, Wahyudi; Dwiranti, Febriza; Endayani, Sri
International Journal of Science and Environment (IJSE) Vol. 4 No. 2 (2024): May 2024
Publisher : CV. Inara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.51601/ijse.v4i2.101

Abstract

Excessive surface runoff  is often underestimated concerning flood mitigation. Indeed, flooding has become a recurring disaster in the past 20 years in Indonesia. This research aims to determine the erosion hazard level and develop conservation plans for dryland agriculture and oil palm plantations to mitigate surface runoff, thereby reducing the risk of flooding. The data collected includes hydrology, dryland agricultural areas, oil palm plantations, and topography, which are analyzed based on threats and conservation potential.  Conservation plans that can be implemented include  Minor  Recharge Holes (MRH) in dryland agriculture and dead-end ponds Palm Dead Pond  (PDP) in oil palm plantations. The research results indicate that the MRH design, with a diameter of 1-1.5 m and a depth of 1-1.5 m, still results in surface runoff exceeding 70%. Meanwhile, the PDP design, with a depth of 1-1.5 m and a size of 1-1.5 x 1-1.5 x 7-8 m, yields runoff below 50%, even during extreme rainfall (220 mm), with runoff being only 2%. A change in land use, primarily dominated by dryland agriculture and oil palm plantations, has been a significant factor in triggering flooding in the Arui watershed. In addition to MRH and PDP, five rivers can accommodate surface runoff, which is expected to contribute to long-term flood mitigation in the  Arui watershed.

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