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Bioma : Berkala Ilmiah Biologi

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Published by Universitas Diponegoro

ISSN : - EISSN : 25982370 DOI : -

Core Subject : Education, Agriculture,

Agriculture, Biological Sciences & Forestry Education

BIOMA (ISSN 1410-8801) adalah Majalah Ilmiah Biologi yang bertujuan mewadahi semua informasi hasil penelitian, telaah pustaka, makalah teknis, dan kajian buku, dari berbagai cabang ilmu Biologi. Diharapkan penerbitan ini dapat berkontribusi dalam penyampaian informasi ilmiah yang merupakan mata rantai proses kegiatan ilmiah. Terbit sejak tahun 1999.

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Articles 318 Documents

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Struktur Komunitas Semut (Hymenoptera : Formicidae) di Lahan Pertanian Organik dan Anorganik Desa Batur, Kecamatan Getasan, Kabupaten Semarang Putra, Ivan Mahadika; Hadi, Mochamad; Rahadian, Rully
Bioma : Berkala Ilmiah Biologi Vol. 19, No. 2, Tahun 2017
Publisher : Departemen Biologi, Fakultas Sains dan Matematika, Universitas Diponegoro

Ants play an important role in terrestrial ecosystems, including in organic and inorganic farmland, as predators, scavengers, and their interaction with other organism. The objectives of this study were to compare the community structure and the role of the ant in organic and inorganic farmland, and also to determine soil abiotic factors in both farmland. The study was conducted in organic and inorganic chili crop land at Batur village, Getasan, Semarang. The sampling of ants was performed using pitfall traps and bait traps, and then the ants were identified. Data analysis used is an abundance index, diversity index, evenness index, Hutchinson test and similarity index. The results showed that the number of species and the number of individual of ants in organic farm were higher (45 individuals, 8 species) than inorganic farm (35 individuals, 6 species). Diversity index of ant species in both farmlands were categorized moderate with the index value of 1.92 and 1.42. Statistically, there were no significant differences in species diversity of ants in organic and inorganic farmland. There were five dominant species in organic field and three dominant species in inorganic field. Ants that predominate in both farmlands were Iridomyrmexsp, Tetramorium sp, Solenopsisgeminata, Odontoponeradenticulata and Diacammasp. The similarity of ant communities between organic and inorganic farmland showed high value of similarity index (IS) which was 85.7%. Statistically, abiotic factors showed that there were significantly different of some abiotic factors in both farmlands, the content of carbon, phospor, organic matter and c / n ratio.Â Keywords: community structure of ants, agricultural ecosystems

Inventarisasi Jenis Capung (Odonata) Pada Areal Persawahan Di Desa Pundenarum Kecamatan Karangawen Kabupaten Demak Rizal, Samsul; Hadi, Mochamad
Bioma : Berkala Ilmiah Biologi Vol. 17, No.1, Tahun 2015
Publisher : Departemen Biologi, Fakultas Sains dan Matematika, Universitas Diponegoro

Paddy fields is one of the important ecosystem that support human life because here produced rice that is the main food to the human. Besides, paddy field ecosystem also have many diversity of insect, including dragonfly (Odonata). Dragonfly (Odonata) is one of the insect that used to be a predators to the pests in the paddy fields, such as Chilo sp and Nilaparvata lugen. The study on dragonfly was conducted in Pundenarum village, Karangawen, Demak. The objectives of this study is to identify the odonata specieses that lived in paddy field. Inventory of odonata specieses done with field by field method and direct catch using insect net. The result of this study is that 5 specieses of odonata were identifiedÂ in paddy field, i.e: Orthetrum sabina, Crocothemis servillia, Pantala flavescens, Agriocnemis femina dan Agriocnemis pygmea. The odonata specieses that identified is part of 2 family, i.e: Libellulidae and Coenagrionidae. It is also found that all species is part of the suborder Anisoptera (dragonfly) and Zygoptera (damselflies). Key word : dragonfly, Odonata, inventory, paddy field.

Bioakumulasi Timbal (Pb) Pada Makroalga Padina australis Hauck Di Perairan Laut Kota Makassar, Sulawesi Selatan Supardi, Wahyu; Nugroho, Andika Puspito
Bioma : Berkala Ilmiah Biologi Vol. 21, No 1, Tahun 2019
Publisher : Departemen Biologi, Fakultas Sains dan Matematika, Universitas Diponegoro

Pb lead metal is one of marine pollution material that can accumulate on macroalga Padina australis. The purpose of this research is to know the accumulation of Pb on P.australis, the abundance, and to know the Pb content correlation with abundance on P. australis. Research conducted on February 2018 in Makassar marine waters. The results indicate that there is a difference of the metal content of Pb on P.australis in each station. The metal content of Pb on the station I was at the range 0,0964-0,1388 ppm, Station II 0,0496-0,1050 ppm, and Station III 0,0597-0,1035 ppm which has exceeded the waters standard limit set>0.008 ppm.Â The high average Pb concentration on the station I because the station I was closer to the mainland of potentially greater influx of Pb heavy metals on macroalgae. P. australis abundance on a station I 92 individuals, II 152 individuals, and III 319 individuals. The data analysis result shows the value of significant correlations 0.384>0.05 that there is no correlation between the Pb concentrations with abundance but the direction of correlation indicates negative (-0331) which means that if the Pb concentration rises thenÂ P. australis abundance will decrease.

Perbedaan Kualitas Lahan Apel Sistem Pertanian Intensif dengan Sistem Pertanian Ramah Lingkungan (Studi Kasus Di Kelompok Tani Makmur Abadi Desa Tulungrejo Kecamatan Bumiaji Kota Batu) Indahwati, Retno; Hendrarto, Ign Budi; Izzati, Munifatul
Bioma : Berkala Ilmiah Biologi Vol. 15, No.2, Tahun 2013
Publisher : Departemen Biologi, Fakultas Sains dan Matematika, Universitas Diponegoro

The aim of this research to analyze the difference of apple farm quality the influence ofÂ intensification of agriculture system with environmentally-friendly of agriculture system. A descriptive field research was conducted in June until August 2012. The soil samples were taken in each location by using disturb sample method. The Arthropods sample were taken every five days for five time by using pitfall trap method with five transek in each location.The research applied aÂ qualitative and quantitative-descriptive. The farm quality were comparison soil quality analyze andÂ compositions of ground Arthropods. The composition of ground Arthropods were analyzed using Important Value Index and the diversities were analyzed by using Shannon Wiener Index. The result showed that farm quality with environmentally-friendly of agriculture system was better than intensification of agriculture system. The ground Arthropods collected at 150 pitfall trap in environmentally-friendly of agriculture system were 15.079 individual while those in intensification of agriculture system were 9.461 individual. Based on Important Value Index (40,83-64,31), Collembolla ordo Entomobryidae family dominated in each location. Based on Shannon Wiener Index that diversity of ground Arthropods in intensification of agriculture system (Hâ€™= 1,58-2,04) was greater than environmentally-friendly of agriculture system (Hâ€™= 1,56- 1,99), but both of them at medium criteria. Â Keywords : farm quality, agriculture system, Arthropods composition

Karakterisasi Dan Identifikasi Molekuler Fusan Hasil Fusi Protoplas Interspesies Chlorella pyrenoidosa dan Chlorella vulgaris Menggunakan 18SrDNA Rismiarti, Asih; Kusumaningrum, Hermin Pancasakti; Zainuri, Muhammad
Bioma : Berkala Ilmiah Biologi Vol. 18, No.1, Tahun 2016
Publisher : Departemen Biologi, Fakultas Sains dan Matematika, Universitas Diponegoro

Chlorella pyrenoidosa is a unicellular green algae that grows in fresh water with carotenoids consisting of Â Â Â Â Â Â Â Â Â Â Â Â Î²-carotene, Î±-carotene, anthaxanthin, neoxanthin, zeaxanthin and lutein. C. vulgaris usually it lives in sea water with carotenoids, chlorophyll, tocopherol, ubiquinone and proteins. The quality of them is improved by protoplast fusion and identified further using moleculer analysis. This study aims to find out the characterization and identification of molecular fusan that is obtained from interspecies C. pyrenoidosa and C. vulgaris protoplast fusion process using 18SrDNA. Both C. pyrenoidosa and C. vulgaris are combined by protoplast fusion and then they were performed the isolation of DNA with CTAB modification method, followed by PCR gradient using primers 18S Chlorella and performed DNA sequencing. The result show that there are different characters between masterplan and fusan based on growth of fresh water and sea water medium. The success frequency of fusan as a result from protoplast fusion in the fresh water media is 21% and 6% for sea water medium. The results of the alignment between fresh water fusan and C. vulgaris masterplan from GeneBank shows that the base sequence homology is 93% C. pyrenoidosa masterplan from GeneBank is 90%. The result of molecular identification towards the sequence of fresh water fusan bases shows that there is a kinship relationship with the masterplan of C. pyrenoidosa 18S Chlorella and Chlorosphaera klebsii microalgae compared with some other species from Chlorophyta group with similarity value as many as 91%. It shows that the high variety genetic is based on variations of the base sequence and has a kinship with other species in the Chlorophyta group.Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Keywords : Chlorella pyrenoidosa, Chlorella vulgaris, Protoplast Fusion, DNA Sequensing, 18SrDNA.

Tree Species Composition and Distribution in Sungai Lalang Forest Reserve, Selangor, Malaysia Sasse, Fadal Farag K; hendrarto, Boedi -; Izzati, Munifatul -
Bioma : Berkala Ilmiah Biologi Vol. 12, No. 1, Tahun 2010
Publisher : Departemen Biologi, Fakultas Sains dan Matematika, Universitas Diponegoro

Species richness, species composition, height, diameter class structure and tree species diversity wereexamined in a 1 plot in lowland tropical rain forest in Sungai Lalang forest reserve, Selangor, Malaysia. However,some of trees with diameter of breast height (DBH) of 5 cm and above were measured and recorded to be analyzed.As a result, all species at the study site were compared with some results which were found equaled abundantaccording to Evenness Index that gave a value of 0.922; Margalefâ€™s Index reflected a value of 17.01. Chaetocarpuscastanocarpus (Euphorbiaceae) was the most important species with an IVI (Important Value Index) of 4.643%,while Euphorbiaceae was the dominant family for the study area with IVI of 14.02%. The recommendation are thestudy area should be managed and protected in the right way to ensure the continued existence and conservation ofMalaysia natural resource

Distribusi dan Keanekaragaman Zooplankton di Waduk Jatibarang Kodya Semarang Hariyati, Riche
Bioma : Berkala Ilmiah Biologi Vol. 19, No. 2, Tahun 2017
Publisher : Departemen Biologi, Fakultas Sains dan Matematika, Universitas Diponegoro

Jatibarang Reservoir is a dam built in Talun Kacang village, Kandri, Gunung Pati, Semarang t with the aim of Water Resources Management and flood control in Semarang City. The presence of Zooplankton in a waters has a close relationship with water quality and its interaction in the environment.The research aimed to find out the distribution and diversity of Zooplankton species in Jatibarang reservoir waters. The method used is Purposive Random Sampling method by dividing the sampling point into 4 research stations, namely Dermaga zone, middle zone, inlet zone, and outlet zone. From the result of this research, we get the type of zooplankton Brachionus sp., Cylops sp., Collotecha sp., Conochilus sp., Daphnia sp., Harringia sp., Rotaria sp., Keratella sp. and species from the Asphlanchnidae (Asphlanchinii) and Trichotriidae Family. The species diversity in Jatibarang reservoirs in each zone is low with abundance between 30-80 ind / L and the equalization and dominance of each low species. The dominant species is Brachionus sp. and Cyclops sp.Â Water quality measurement results show the waters of Jatibarang reservoir is good for the life of aquatic biotaÂ Keywords: Zooplankton, Jatibarang Reservoir, Diversity.

`Kandungan Protein dan Abu Tanaman Alfalfa( Medicago sativa L) setelah Pemupukan Biorisa Parman, Sarjana -
Bioma : Berkala Ilmiah Biologi Vol. 09, No. 2, Tahun 2007
Publisher : Departemen Biologi, Fakultas Sains dan Matematika, Universitas Diponegoro

The reasearch is about protein and ash content in Alfalfa ( M.sativa L ) after fertilization bioriza-02. Thisresearch is in polibag plastic in 15 March-15 August 2006, using to research design RAL ( Randomized CompleteDesign ), Treatmen is give fertilization biorisaâ€“02 , one treatment is Po ( without biorisa ) P1 ( Biorisa-02 0,5 caps/plant ), P2 (1 caps/plant); P3;(11/2 caps/plant) and P4 (2 caps / plant) every treatment repeated five times . Proteinconternt and ash analysed follow of makro-Kjeldahl which modification (AOC, 1970 in Sudarmaji, 1984). The resultof research indicated that increase of dose of fertilization biorisa-02 will boost up rate of protein of crop alfalfa,though fertilization of dose Po (without biorisaâ€“02 caps/plant) 18,472 mg/100 of gram differ is not real by control18.264; so also fertilization 1 caps/plant ( 20,786 ) differing is not real with fertilization have dose (20,82) but differreality with gift fertilize to have dose 2 mg/plant (21,828)

Metode Monitoring Resistensi Populasi Aedes aegypti Dengan Penetapan Konsentrasi Diagnostik Sari, Vicka Kusuma; Tarwotjo, Udi; Hadi, Mochamad
Bioma : Berkala Ilmiah Biologi Vol. 20, No 2, Tahun 2018
Publisher : Departemen Biologi, Fakultas Sains dan Matematika, Universitas Diponegoro

Aedes aegypti is the main vector of dengue fever disease. The most effective way to prevent dengue fever is cutting the spreading chain of dengue fever by controlling the vector with using conventional chemical insecticides. The used of insecticide intensively has became the main factor of resistance in Tembalang, then monitoring is needed to determine the change of A. aegypti susceptibility status against the insecticide. The aim of this research is to determine the sensitivity of A. aegypti population from five locations in Tembalang against pyrethroid synthetic insecticide, and to determine the validity of the diagnostic concentration as a method of monitoring resistance A. aegypti population in Tembalang. This research was conducted in Laboratory of Ecology and Biosystematics Department of Biology Faculty of Science and Mathematics, Diponegoro University Semarang. The procedure of this research were: larvae collection (A. aegypti), insect breeding test, sensitivity test including bioassay, determination of diagnostic concentration and validation. The result showed that the susceptibility level of five population was not significantly different since all populations are still susceptible, with the LC50 range between 0,0031-0,0043% and FR range between 1-1,39 (<4). The result of validation test of diagnostic concentration was 0,0038%, valid as a monitoring method of the resistance of A. aegypti population against pyrethroid synthetic insecticide in Tembalang because c2 value of the five population was lower than the c2 table (df = 1; Î± = 0,05) = 3,84.Â Keywords : A. aegypti, monitoring resistance, LC50, diagnostic concentration..

Studi Etnobotani Masyarakat Desa Sukolilo Kawasan Pegunungan Kendeng Pati Jawa Tengah Irsyad, Muhammad Nur; Jumari, Jumari; Murningsih, Murningsih
Bioma : Berkala Ilmiah Biologi Vol. 15, No.1, Tahun 2013
Publisher : Departemen Biologi, Fakultas Sains dan Matematika, Universitas Diponegoro

This research aims to reveal the types of plants used by communities for subsistence daily. This research conducted in the village of Kendeng Mountains region Sukolilo, Pati. Data collection conducted exploratory used a roaming method to inventory plant species. This method supported by ethnobotany participatory appraisal techniques consisting of: open-ended interview and participatory observation by the public as key informants. Inventory and interviews made in plant utilization category. Research showed that Sukolilo villagers still had a good knowledge about the diversity of plants and about plants their use in daily life. Inventory data showed that 208 species of plants used by the community, are grouped in categories: food (90 species), medicinal and traditional medicine (44 species), building materials (29 species), fuel wood (13 species), animal feed (11 species), craft materials and tools (8 species), fiber materials and rigging (3 species), and toxic materials (2 species).Â Keywords: ethnobotany, cultural value, karst areas, Kendeng mountains

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