POTENSI DAN DAYA DUKUNG LESTARI TEGAKAN AREN DI DESA LANNE

Palm trees have high economic potential because almost all parties can provide financial benefits. But of all palm products, the palm sap that comes from the male flower arm as an ingredient for the production of brown sugar is the greatest economic value. However, there are some people who prefer to cut palm trees for cultural purposes instead of properly handling them to be used as brown sugar. This research aims to analyze the carrying capacity and potential of palm trees in Lanne Village. The location of this investigation was carried out in Lanne Village, Tondong Tallasa District, Pangkajene and Kepulauan Regency, South Sulawesi Province. The location of the sugar palm administrators is in two villages, namely, Manjalling and Mariololo. The research method used is a qualitative research method that uses inventory, observation and interview techniques. The results obtained are that for now the people of Lanne do not comply with the capacity of sustainable cargo. The presence of sugar palm is now relatively minor. Therefore, to restore the glory of the sugar palm sugar population must be added

BIODIVERSITAS FAUNA SEBAGAI SALAH SATU INDIKATOR KESEHATAN HUTAN MANGROVE FAUNA

Mangrove forests have a special function, namely as a green belt which is certainly very important for human life. Health of forests, especially mangrove forests, is often overlooked regarding their health conditions. The health condition of the mangrove forest is very influential on its sustainability, so to know its health, one of the indicators that can be used is fauna biodiversity. Fauna biodiversity can be known by using the FHM (Forest Health Monitoring) method to determine the diversity and condition of health status. Mangrove forest in Pasir Sakti Sub-District, East Lampung Regency has a diversity of 9 species of birds and 5 types of epifauna diversity. Based on this, the Mangrove Forest of Pasir Sakti District, East Lampung Regency has a good forest health status.

POTENSI DAN PEMANFAATAN TANAMAN BAMBU PADA LAHAN MASYARAKAT DI DESA KADING KABUPATEN BARRU

Non-wood forest products (NTFPs) are the result of the forestry sector are still very much needed by the world and can be an opportunity to add value to the economy, especially in the forestry sector. This study aims to determine the potential and utilization of bamboo on community land in Kading Village, Tanete Riaja District, Barru Regency. There are two data collected in this study; they are potential data and bamboo plant utilization data. Potential data collection in this study was carried out in three stages, namely mapping the distribution point of a bamboo clump, collecting data on an area of farmer's garden that has bamboo, and counting the number of bamboo groves on the respondent's bamboo land. Candid interviews with 30 bamboo landowners obtained the data on the use of bamboo plants. The total area of community land covered with bamboo in Kading Village is 7.29 ha with 250 clumps consisting of 2,203 bamboo shoots, 5,345 young bamboo, and 4,532 old bamboos.

KARAKTERISTIK STRUKTUR DAN SIFAT KIMIA PRODUK BIOGENIK RAYAP SCHEDORHINOTERMES SPP DARI CAMPURAN LIMBAH KERTAS KORAN DENGAN LIMBAH PENGOLAHAN TAHU

Biological activity of termites consistently generates various biogenic products depend of the type of food sources. Furthermore, the biogenic product is believed to have an important role in the improvement of soil physical and chemical properties. The purpose of this study is to determine the structure and chemical properties of biogenic products resulted from the activity of termites Schedorhinotermes spp. using newsprint paper and tofu processing wastes as food sources. Newsprint paper waste was mixed with tofu processing wastes water at a different levels, i.e. 10 %, 20 %, and 30 % (w/v) for the objective of study. Each of the mixture with weight of 18,8 g equivalent to oven dry weight was then placed in the sample container unit size 6 x 6 cm, placed at about 3 cm underground with the indicated of termite Schedorhinotermes spp activity, and covered by PVC stopper. The testing unit were left in place for about 6 weeks to allow the termite attacks. The attacked sample unit were then analyzed for their structure and chemical properties including bulk density, aggregate fraction distribution, pH, C-organic content. The soil around the sample unit were took using a 7 cm diameter ground ring to be used as a reference or comparison with biogenic structures formed by termites. The result showed that the biogenic products have better structure and chemical compared to the its surrounding soil.

KERAGAMAN JENIS RAYAP PADA LAHAN PEMUKIMAN DENGAN BERBAGAI KELAS UMUR BANGUNAN

Rayap adalah organisme yang telah banyak ditemukan di daerah pemukiman, menjadikan komponen kayu dalam bangunan rumah sebagai sumber makanan dan tempat tinggal dengan kondisi lingkungan yang sesuai. Sifatnya yang merusak menjadikan rayap sebagai salah satu organisme yang menyebabkan kerusakan pada bangunan. Penelitian ini bertujuan untuk mengetahui keragaman jenis rayap pada tiap kelas umur bangunan rumah yang berada pada wilayah perumahan. Tahapan penelitian ini meliputi: (1) Penentuan lokasi penelitian menggunakan metode purposive sampling; (2) Pengambilan, koleksi, dan pengawetan sampel menggunakan cara Finding Colony dan Casual Collection; (3) Pengamatan rayap dengan mengidentifikasi ciri morfologi; dan (4) Analisis data menggunakan indeks Shannon-Wiener (H’) untuk menghitung keragaman jenis rayap. Hasil penelitian menunjukkan bahwa keragaman jenis rayap pada Perumahan Bumi Tamalanrea Permai terdiri atas 3 jenis, yaitu Microcerotermes serrula, Coptotermes sp., dan Schedorhinotermes sp. Tingkat keragaman jenis rayap pada tiap kelas umur bangunan tergolong rendah dimana keragaman jenis rayap pada kelas umur bangunan <8 tahun bernilai 0, umur bangunan 8-16 tahun bernilai 0,39 dan >16 tahun bernilai 0,43. Pada keseluruhan titik lokasi, jenis rayap yang paling sering ditemukan adalah Microcerotermes serrula.

KONDISI OPTIMUM PROSES KEMPA PANAS DALAM PEMBUATAN PAPAN PARTIKEL DENGAN PEREKAT KITOSAN

Shrimp skin contains chitin that is the second largest biopolymer after cellulose. The chitin can be isolated to produce chitosan. Chitosan is a natural adhesive that can be applied in producing particleboards to substitute formaldehyde-based adhesives. The purpose of this study was to analyze the hot-pressing condition in term of temperature and pressing time on the physical and mechanical properties of the particleboards produced by using chitosan as adhesives. The particleboards were made with the size of 25x25x0.7 cm and target density of 0.75 g/cm3. The particleboards were produced using different temperatures (160ºC, 180ºC, and 200ºC) and pressing times (9, 12, and 15 minutes. The results showed that the chitosan produced met the standards, and temperature and compression time had a significant interaction effect on the thickness swelling and modulus of elasticity. The optimum combination of temperature and pressing time is 180ºC and 12 minutes, respectively. The produced boards have the characteristics of moisture content 12.2%, density 0.81, water absorption 84.47%, thickness swelling 19.73%, modulus of rupture 143.36 kg/cm2, modulus of elasticity 23,367.79 kg/cm2, and internal bonding 9.03 kg/cm2.

KARAKTERISTIK STRUKTUR ANATOMI DINDING SEL JABON MERAH (Anthocephalus macrophyllus) PROVENANSI WAJO

Characteristics of anatomy structure cell walls can be used as a reference to determine the quality of wood, especially in the final product. Variability anatomy of wood is varies greatly between species, parts of the stem and place of growth and provenance. For the purpose of the study, teak wood samples from Wajo provenance. This study aims to identify the structure anatomy characteristics cell wall of jabon merah from Wajo provenance. The structure anatomy cell wall observed were a microfibril angle (MFA), a pit in cell wall, perforation plate, and tylosis. Results showed that the structure anatomy cell wall characteristics jabon merah from Wajo provenance had a MFA values of 22.21°,intervessel pits polygonal alternating, scalariform perforation plates, and have a tylosis in the vessel.

IDENTIFIKASI TIPE KERUSAKAN POHON MENGGUNAKAN METODE FOREST HEALTH MONITORING (FHM)

Trees are an important part of the compilation of forest ecosystems blocks of collections of plants and/or animals, Wan Abdul Rachman Forest Park, Lampung Province. Block collection of plants and or animals serves as a place for collecting, protecting and preserving biodiversity. The problems that occur in this block are changes in forest areas, initially primary forests become mixed forests due to land clearing. Land clearing causes various types of tree damage which causes a decrease in tree health and forest health, so it is necessary to identify tree damage conditions. The purpose of the study was to determine the condition of tree damage based on the location of tree damage, type of tree damage and severity. Identification is carried out using the Forest Health Monitoring (FHM) method, the measurement parameter is the condition of tree damage. The study was conducted in June 2018 in a collection block of plants and / or animals Tahura WAR Kelurahan Sumber Agung, Kemiling, Bandar Lampung covering 141.18 ha. The sampling intensity used was 2.30%, data collection was carried out in eight FHM cluster clusters. Based on the results of the study there were 144 individual trees that were damaged. The location of damage occurs mostly in the roots and the lower part of the stem is 29%, the lower stem is 18% and the branches are 15%. There were 11 types of damage observed with the largest type of damage, namely open wounds by 46%, broken or dead branches by 17%, cancer by 9% and leaves, shoots or shoots damaged by 9%. The most severe severity is found in the severity of 20% with a percentage of 39%, severity of 30% with a percentage of 35% and severity of 40% with a percentage of 7%.

KERAGAMAN JAMUR PADA LOG DAN KAYU GERGAJIAN NYATOH (Palaquium sp)

Wood is one medium that can be a place to grow fungus. The chemical components forming wood in the form of holocellulose and lignin which can be overhauled by fungi into simple compounds are a food source for the fungus. This study aims to identify the type of fungus that grows on the log and or sawn wood of Palaquium sp so that it can provide information about the diversity of fungal species, both useful and those that are pathogenic. The process of identifying mushrooms is done by observing the macroscopic and microscopic characteristics of the fungus. The macroscopic characteristics observed were mushroom color and mushroom fruit body shape. Observations of microscopic features include hyphae, spores, sporangium, conidia, and conidiophores. Macroscopic and microscopic observations identified eight types of fungi that grow on real wood, namely Dacryopinax spathularia, Pycnoporus sanguineus, Schizophyllum commune, Cunninghamella echinulata, Penicillium, Trichoderma, Absidia ramosa and Aspergillus. There are six types of fungi which are wood rot fungi, namely D. spathularia; P. sanguineus; S. commune; Penicillium, Trichoderma, and Aspergillus. The other two types are coloring fungi, namely C. echinulata and A. ramosa.

KEANEKARAGAMAN JENIS BURUNG PADA HUTAN DATARAN RENDAH DI KOMPLEKS GUNUNG BULUSARAUNG TAMAN NASIONAL BANTIMURUNG BULUSARAUNG

Lowland Forest at the complex of Bulusaraung mountain in the Bantimurung Bulusaraung National Park is one of important habitat of birds in South Sulawesi. This study aimed to identify bird’s diversity in the Lowland Forest of Bantimurung Bulusaraung National Park for ecotourism purposes. This research was carried out for 2 months between April and May 2018. The data were gathered by using line transect method. The data were analyzed by using Shannon-Weiner diversity index, Evenness index, Margalef species richness index, and Sorensen Similarity index. The result of the study showed that, there were 23 species of birds found in the three lines of observation tracks. There were 19 species found in Balleanging, 12 species in Kattokaddaro and 15 species found in Tompobulu.The highest value of bird diversity index was found in Tompobulu (H '= 1,73) followed by Balleanging (H' = 1,54) and Kattokaddaro routes (H '= 1,43). Therefore, the diversity of bird species in the three observation pathways can be used as objects and attractions in the development of ecotourism based on bird watching in wildlife conservation efforts.