Bionature (Journal)
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Uji Hemaglutinasi Assay pada Hemolimf Spodoptera exigua yang diberi Perlakuan Botani Pestisida
Full text linkAbstract. The larval stage of the armyworm (Spodoptera exigua), has a high and polyphagous feeding activity so that these insects have the potential to be pests in agriculture. The use of botanical pesticides in this case Mirabilis jalapa, is expected to control agricultural pests so that research on the immune system of S. exigua larvae is carried out by observing lectins that play a role in analyzing foreign molecules that enter the insect's body. The results were obtained, the higher the M. jalapa concentration, at the concentration of M. jalapa 0.4% and 0.8%, the lower the hemolymf agglutination titers. This is thought to decrease the binding capacity of lectins to foreign molecules. So that M. jalapa has the potential to be used as an environmentally friendly botanical pesticide.Keywords: agricultural pests, botanical pesticides, lectin agglutination
Pengaruh Ekstrak Daun Pedada (Sonneratia caseolaris) Sebagai Antihiperkolesterolmia Pada Mencit (Mus musculus)
Full text linkAbstract. This study was conducted to determine the effect of extract leaf pedada (Sonneratia caseolaris) to total cholesterol levels of mice (Mus musculus) male ICR strain. Leaf pedada extracted using 96% methanol by maceration. This study is a completely randomized design (CRD), which consists of 5 treatments and 5 replicates the normal group (distilled water), positive group (Simvastatin), a group of leaf pedada extract at a dose of 125, 250 and 500 mg / kg. The extract was dissolved using Carboxy Methyl Cellulose (CMC) 0.5% and given orally in mice which had previously been given a high cholesterol feed. The results showed the methanol extract of leaves cemba with the dose of 500 mg/kg hads the highest effectiveness in lowering total cholesterol levels in mice which have hypercholesterolemia with a 30,20 % percentage drop. These results indicate that of the giving leaf extract pedada (Sonneratia caseolaris) able to lower total cholesterol levels of mice (Mus musculus) male hypercholesterolaemia.Keywords: Antihipercholesterolemia, total cholesterol, Methanol extract of leaf pedada (Sonneratia caseolaris), mice (Mus musculus) ICR male
Efektifitas Ekstrak Pektin dari Kulit Buah Pisang Kepok (Musa paradisiaca Formatypica) Sebagai Antimikroba
Full text linkAbstract. The research purpose to determine the antimicrobial activity of the extract pectin from fruit peel kepok banana (Musa paradisiaca formatypica). The extraction of pectin from banana peel kepok using conventional methods with 0.5 N hydrochloric acid solvent with factors consisting of pH (1.5 and 2.5) temperature (600C, 800C, 100 0C) and time (60, 90 and 120 minutes). This research was an experimental study using a completely randomized design (RAL) with factorial 2x3x3 3 times restating. The results yield a significant pectin is pH 2.5; temperature 1000C; and 120 minutes as much as 23.9%. The main factors were statistically significant influence on the results of pectin that is the interaction between pH and temperature, the interaction between temperature and time of extraction, and the interaction of pH, temperature, and time of extraction. Then do the phytochemical screening, to determine the content of secondary metabolites contained in the extract pectin from banana peel kepok. Test of antimicrobial activity using the paper disk. The microbes used in this research were Escherichia coli, Staphylococcus aureus and Candida albicans. Antimicrobial activity test results were analyzed by analysis of variance (ANOVA) and Tukey test then with the average difference (α = 0.05). Results of phytochemical screening rind extract pectin from kepok banana (Musa paradisiaca formatypica) contains flavonoids and saponins. The results of the antimicrobial activity of the extract pectin from banana peel kepok showed antimicrobial activity on Escherichia coli and the fungus Candida albicans then Staphylococcus aureus there does not showed antimicrobial activity because there was no blocked zone on paper disk area. Keywords: extract pectin from fruit peel kepok banana (musa paradisiaca formatypica), phytochemical screening, antimicrobial activity
Upaya Pencegahan dan Pengendalian Demam Berdarah Dengue dalam Bentuk Peta Tematik di Kecamatan Rappocini
Full text linkAbstract. Dengue hemorrhagic fever (DHF) is a disease caused by dengue virus infection. One symptom of dengue virus infection is high fever and headache. Dengue virus is a virus from the genus Flavivirus, family of Flaviviridae. This dengue fever is a dangerous viral disease because it can cause sufferers to die in a very short time / several days. The existence and population density are often associated with transmission, endemicity and Extraordinary Events (EE) of DHF. Disease mapping by utilizing digital technology to support epidemiological investigations and also as a tool to monitor regional conditions for dengue disease. The purpose of this study was to determine efforts to prevent and control dengue disease by mapping. The results of the study show that mapping can be seen as increasing and decreasing the number of cases of dengue disease so that it can assist in data management and reporting of information to monitor areas at risk of contracting dengue disease. Suggestions given need to do further research using other variables that are the cause of the high rate of dengue cases, so that it can be utilized by related agencies as the basis of the information system supporting the decision on preventive measures to combat dengue. Keywords: prevention and control, DHF, mapping
Pengaruh Topografi dan Umur Ayam yang Berbeda terhadap Berat Telur dan Haugh Unit Ayam Ras Petelur
Full text linkAbstract. This study aims to determine the effect of topography and age of different breeds of chickens on egg weight and haugh unit. The study was conducted in August 2018, data collection was taken from Keluragan Amparita, Telulimpoe District, Sidenreng Rappang Regency, Mario Village Kulo District, Sidenreng Rappang Regency and Kaluppang Village, Maiwa District, Enrekang District. The study used 135 eggs as eggs. The study used a Factorial Randomized Block Design with three stages of treatment and three repetitions, namely Factor A (Age of chicken 30 weeks, age of chicken 50 weeks, and age of chicken 70 weeks) then Factor B (Topography of lowland, medium and high). The treatment of topographic influence and age of laying chicken showed that the effect of topography had a very significant effect (P 0.05). Topography has a very significant effect on Haugh Unit (P <0.01), and chicken age has a significant effect (P <0.05) on Haugh units.Keywords: Laying Chicken, Topography, Egg Weight, Haugh Unit, and Chicken Ag
Gastropoda di Perairan Budidaya Rumput Laut (Eucheuma sp) Kecamatan Suppa Kabupaten Pinrang
Full text linkAbstract. Indonesia has a high diversity of marine life, including gastropods. The distribution of gastropods varies in various locations at sea such as at the location of seaweed cultivation in Suppa Regency. These types of gastropods have not been identified even though the public knows the benefits of this organism. Therefore, efforts are needed to inventory these types of gastropods. The purpose of this study was to determine Gastropods living together in seaweed aquaculture locations (Eucheuma sp) in Suppa District. This research uses free roaming techniques along the seaweed cultivation location. The population is all types of gastropods that live together in seaweed farming locations. Samples are types of gastropods found at seaweed farming locations. Samples of abiotic and biotic factors along seaweed farming locations are also recorded as supporting inventory data. Gastropods were found there were 9 (nine) types that came from 8 (eight) genera, 5 (five) families. There are 3 species found in all sampling points, namely Cerithidea cingulata, Terebralia sulcata, and Terebralia palustris. Species found in certain locations and not found in other locations are Telecospium telecospium, Faunus ater, Rhinoclavis vertagus, Strombus microurceus, Nerita insculpta, and Monodonta labio. The suggestion of this research is to periodically observe the diversity of gastropod species in seaweed cultivation locations to determine patterns of interaction between organisms and the environment that occur seaweed cultivation locations.Keywords: gastropods, seaweed, pinrang distric
Konsumsi dan Kecernaan Protein Kasar (Crude Protein) Ransum Ternak Kambing yang diberi Pakan Hijauan dengan Suplemen By-Product Limbah Kulit Buah dan Biji Rambutan (Nephelium Lappaceum
Full text linkAbstract. This study aims to analyze the consumption and digestibility of crude protein fruit skin and rambutan seeds an animals feed suplements in goat rations fed forage. The study was conducted in Sidrap Regency and the Laboratory of Animal Feed chemistery, Fakulty of animal husbandry, Hasanuddin University in Makassar, using a Completely Randomized Design (RAL) with a 4 x 4 pattern (P0: 100 % forage (control), P1: 15 % fruit skin and 5 % seeds rambutan + 80 % forage, P2: 10 % fruit skin and 10 % seeds rambutan + 80 % forage and P3: 5 % fruit skin and 15 % rambutan seeds + 80 % forage), 4 adult goat. The data obtained were statistically analyzed using analysis of variance (ANOVA) and Duncan test, showing forage feeding with rambutan by-product supplements in the form of fruit skin and rambutan seeds as much as 20 % goat fodder had no significant effect (P>0.05) on the consumption of crude protein, and significant effect (P<0.05) on crude protein digestibility, Duncan’ test showed that there were significant differences (P<0.05) between each treatment. The study concluded that a good digestibility rate was obtained in P3 treatment, namely 5 % fruit skin and 15 % rambutan seeds + 80 % forage. It is recommended that further research be carried out to determine the level of feeding and changes in goat animal body weight. Keywords: rambutan skin and seeds, consumption, digestibility, goat
Keanekaragaman Jenis dan Kepadatan Ikan di Padang Lamun Pantai Desa Akoon Kecamatan Nusalaut Kabupaten Maluku Tengah
Full text linkAbstract. One of the ecological roles of seagrass beds is as fish habitat and the presence of seagrasses can affect the diversity and density of fish in a water. Distribution of seagrass vegetation in the waters of the village of Akoon is quite extensive with conditions that are also quite diverse, allowing the many types of fish that live in the seagrass beds in the village of Akoon. Nusalaut, Central Maluku Regency. The results of the study describe the types of fish that are in the seagrass beds in the village of Akoon are 17 species with 80 individuals. Fish species diversity index in the seagrass beds in Akoon village, Nusalaut sub-district was 2,434, evenness index was 0.859, and wealth index was 1,900. Fish in seagrass beds in Akoon village, Nusalaut sub-district have a density value of 0.2 ind / m2. Keywords: diversity, density, seagrass fish, Akoon Villag
Inventarisasi Tanaman Berpotensi Sebagai Indikator Asam-Basa Alami Di Kota Kupang
Full text linkAbstract. This study investigated a natural acid-base indicator which is extracted from plants in Kupang city. There are 14 plants that potential as a source of natural indicator for acid base titration, i.e, Kol Ungu (Brassica oleracea Capitata Group), Turi Merah flower (Sesbania grandiflora L. Pers), Belimbing Wuluh flower (Averhoa bilimbi L), Kaktus Merah fruit (Opuntia vulgaris Mill), Ruelia flower (Ruellia simplex), Flamboyan flower (Delonix regia), bugenvil flower (Bougainvillea spectabilis Willd.), Bayam Merah leaves (Amaranthus tricolor L.) Jamblang fruit (Syzygium cumini L.), Murbey fruit (Morus alba L.), Pinang fruit (Areca catechu L.), Sirih fruit (Piper betle L.), Kunyit (Curcuma longa Linn), and Nanas Kerang leaves (Rhoeo discolor). Plants extract shows a sharp color change in acid and base solution. Promising results as a natural indicator also shown in acid base titration which is have similar equivalent point to synthetic indicator. We can use these natural indicators as an alternative to synthetic indicator because they are found to be simple, very useful, cheap, easy to extract, accurate, and eco-friendly. Keywords: Plant, Natural indicator, Acid-Bas
Skrining Fitokimia Ekstrak Metanol Karang Lunak Lobophytum sp.
Full text linkAbstract. Soft corals produce several bioactive compounds that can be used. One of the soft corals that has the potential to produce bioactive compounds is lobophytum sp.. The purpose of this study was to determine the chemical component of the soft coral lobophytum sp. . Sample extraction was done by the using of macerationmethod with methanol solvent.Theobtainedextract then tested for its chemical component. The chemical component that tested in this study were alkaloids, flavonoids, triterpenoids/ steroids, tanins and saponins. The results showed that the soft coral lobophytum sp. contains some chemical componentssuch as alkaloids, flavonoids, triterpenoids and saponins.Keywords: soft coral, lobophytum, chemical component