Articles

Found 23 Documents
Search

UJI KEEFEKTIFAN PUPUK BIOKOMPOS “ Trichosubur Protect “ TERHADAP PERTUMBUHAN BIBIT KAKAO ( Theobroma Cacao L ) Evisilvia, Evisilvia; Umrah, Umrah; Yusran, Yusran
Biocelebes Vol. 12 No. 1 (2018)
Publisher : Biology Department, Mathematics and natural science, Tadulako University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (239.888 KB)

Abstract

Research on the effectivenes of the test biokompos ?? Trichosubur Protect??on the growth of the cacao plant seeds have been conducted from November 2015 through march 2016 at the cacao gardens hortus Botanicus ( Botanical Garden ) department of Biology, Faculty of Mathematics and Natural Sciences Tadulako University, Palu- Central Sulawesi. The objective is to determine the dose biokompos ? Trichosubur Protect ? which is effective against the growth of cacao seedlings. The study was designed in a compososition of the treament as fllows : P0 ( Basal medium without ? Trichosubur Protect ?),P1 ( Basic medium + ?? Trichosubur Protect ? 10 g), P2 ( basic medium + ? Trichosubur Protect ? 20 g), P3 ( Basic medium + ? Trichosubur Protect ? 30 g), P4 ( Basic medium + ? Trichosubur Protect? 40 g), P5 ( medium Ground + NPK 2 g). Basic media used in the form of a mixture of soil 19 kg + 1 kg of rice husk, put in a polybag 25 x 30 cm 13 kg as the planting of cacao. Parameters include observavation every week; seedling height (cm), number of leaves ( leaf),the girth (mm).observation at harvest inculude: Biomassa (g),leaf weight (g),the weight rod (g), root weight(g),and root dry weight (g). The result shwed that treament P4 ( basic + ? Trichosubur Protect ? 40 g) the treatment is more efeective when seen from the results of last observatoins covering, the everage 29,07 cm plant height, leaf number 40 strands, stem diameter 3,73 cm, weight of leaves at harvest time 12,03 g ( Moisture in the leaves 44,30 g ),weight at harvest stalks of 7,62 g( moisture in the trunk 56,30 g), root weight at harvest 5,93g ( Moisture at the root of 92,80 g), the weight of biomassa when harvested 27,22 g, 4,42 g dry weight of leaf, stem dry weight of 1,98 g, 8,06 g dry weight biomassa.
FORMULASI LIMBAH SABUT KELAPA DAN KOTORAN TERNAK MENJADI BIOKOMPOS BAHAN AKTIF Aspergillus sp. Fitriani, Fitriani; Umrah, Umrah; Abdul Rahim Thaha
Biocelebes Vol. 13 No. 3 (2019)
Publisher : Biology Department, Mathematics and natural science, Tadulako University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (202.781 KB) | DOI: 10.22487/bioceb.v13i3.14967

Abstract

The Research on formulation of coconut fiber waste and animal manure into biocomposes (decomposer: Aspergillus sp.) has been carried out in Langaleso Village, Dolo Subdistrict, Sigi Regency, Central Sulawesi, Biotechnology Laboratory of the Department of Biology and the Soil Science Laboratory, Faculty of Agriculture at the University of Tadulako Palu, in March to August 2018. The purpose of this research was to formulate the basic substrate (BS) of coconut fiber waste and animal manure supplementation into biocompost using decomposer: Aspergillus sp. The study was designed in a completely randomized design consisting of five treatments and four replications. The treatments arrangement is a comparison of the base substrate of coconut fiber (BS) with animal manure supplements as follows; P0 (BS 100%, without supplements), P1 (BS 90% + supplement 10%), P2 (BS 80% + supplement 20%), P3 (BS 70% + supplement 30%) and P4 (BS 60% + supplements 40%).  Parameters of observation include; physical indicators (aroma, color and texture), biology (fungi identification) and chemistry (analysis of C-organic content and nitrogen). The results showed that the P4 treatment showed the best biocompost quality with physical indicators (compost-smelling aroma, black in color and soft texture), biological indicators (identified as Aspergillus sp and Mucor sp contaminant fungi), chemical indicators (40.5% C-organic) , N 1.36% and 29.7%).
PENGAMATAN PERTUMBUH MISELIUM JAMUR TIRAM PUTIH (Pleurotus ostreatus (Jacq). P.kummer) PADA MEDIA DASAR SERBUK GERGAJI DENGAN SUPLEMENTASI AMPAS SAGU Hidayat, Wahyu; Umrah, Umrah; Ananda, Meryany
Biocelebes Vol. 13 No. 3 (2019)
Publisher : Biology Department, Mathematics and natural science, Tadulako University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (190.415 KB) | DOI: 10.22487/bioceb.v13i3.14966

Abstract

The study of observation of growth media formulation of white oyster mushrooms?s mycelium (Pleurotus ostreatus (Jacq.) P.Kummer) on the base with sago pulp supplementation medium was conducted from March to May 2018 at Biotechnology Laboratory, Department of Biology, Faculty of Mathematics and Natural Sciences, Tadulako University. This study were aimed to determine the appropriate formulation and dosage as supplementation of sago pulp with basic media for the growth of the white oyster mushroom mycelium. This study was conducted by Randomized Complete Random Design (RAL), consisted of seven treatments and four replications with basic media and supplementary M0 (100%: without supplements), M1 (95% : 5%), M2 (90% : 10%), M3 (85% : 15%), M4 (80% : 20%), M5 (75% : 25%), M6 (70% : 30%). The results showed that the best growth of mycelium on treatment M0 and M1, mycelium filled the media for 26 days with the average growth of mycelium M0 and M1 were 0,56 cm/ day. The best formulation and dosage of sago suplementation on the base medium were found in M1 (95% base medium: 5% sago pulp).
FORMULASI SUBSTRAT DASAR KOTORAN KAMBING DAN LIMBAH CAIR TEMPE DENGAN INOKULUM RUMEN SAPI UNTUK STUDI AWAL PRODUKSI BIOGAS Arwindah, Dhini; Umrah, Umrah; Kasman, Kasman
Biocelebes Vol. 12 No. 3 (2018)
Publisher : Biology Department, Mathematics and natural science, Tadulako University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (195.677 KB)

Abstract

Production of biogas using the basic substrate of tempeh?s liquid waste and goat?s waste with the bacteria inoculum of cow?s rumen has been experimentally conducted. This study aims to produce biogas using the substrate with the bacteria inoculum of cow?s rumen and know the optimal mixture ratio of the basic substrate and the inoculum. In this study, the amounts of basic substrate applied were 500 g chicken?s waste and 500 mL liquid waste of tempeh. The study was designed using Complete Random Design comprising 6 treatments with 3 times repetitions, respectively. The treatments tested were P0 (100% basic substrate), P1 (80% basic substrate + 20% inoculum), P2 (60% basic substrate + 40% inoculum), P3 (40% basic substrate + 60% inoculum), P4 (20% basic substrate + 80% inoculum), P5 (100% inoculum). These treatments were fermented with anaerob bacteria for 10 days in the fermentor 1000 mL mounted with the biogas collecting balloon. Variables observed in this study were the measurements of biogas volume, culture medium pH, and biogas burning temperature, and the testing of biogas flame colour. Based on the observation result, three of the six examined treatments which could able to produce biogas were P2, P3 and P4 with the respective volume of 160 cm3, 143 cm3, and 118 cm3. While, the measured values of culture medium pH and biogas burning temperature were 6,87-7,10 and 152oC with the flame of red colour. This study shows that the optimal mixture ratio of the basic substrate and the inoculum for producing biogas is 3:2, and the produced biogas is potential to be used as an alternative energy.
MONITORING KETAHANAN HIDUP SEMUT HITAM Dolichoderus thoracicus Smith PADA SARANG BUATAN DI TANAMAN KAKAO Murnawati, Murnawati; Annawaty, Annawaty; Umrah, Umrah
Biocelebes Vol. 12 No. 2 (2018)
Publisher : Biology Department, Mathematics and natural science, Tadulako University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (201.586 KB)

Abstract

The Black Ant, Dolichoderus thoracicus Smith have long been recognized as a potential biological control agent in Cocoa plantation. The aims of this study were to determine how long D. thoracicus can survive on artificial nests in cacao plantation and to identify the ant competitor of D. thoracicus. The research conducted in three cocoa plantation i.e. Desa Labuan Panimba, Desa Langaleso, and Desa Pantoloan in Donggala District, Sulawesi Tengah. Artificial nest of D. thoracicus made from bamboo and palm leaves smeared with palm sugar solution and then hung in cocoa trees. The black ant, D. thoracicus can be survived for thirty days in the cacao plantation in Desa Labuan but only one day in Desa Langaleso. The weaver ant (Oecophylla smaragdina) and Philidris sp. were identified as the competitors of D. thoracicus ants inside the artificial nests. Keywords: Dolichoderus thoracicus, artificial nests and ant competitors.
FORMULASI SUBSTRAT DASAR KOTORAN AYAM DAN LIMBAH CAIR TEMPE DENGAN INOKULUM RUMEN SAPI UNTUK STUDI AWAL PRODUKSI BIOGAS Mangopo, Nurhayati N; Umrah, Umrah; Kasman, Kasman
Biocelebes Vol. 12 No. 2 (2018)
Publisher : Biology Department, Mathematics and natural science, Tadulako University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (178.265 KB)

Abstract

Production of biogas using the basic substrate of tempeh?s liquid waste and chicken?s waste with the bacteria inoculum of cow?s rumen has been experimentally conducted. This study aims to produce biogas using the substrate with the bacteria inoculum of cow?s rumen and know the optimal mixture ratio of the basic substrate and the inoculum. In this study, the amounts of basic substrate applied were 500 g chicken?s waste and 500 mL liquid waste of tempeh. The study was designed using Complete Random Design comprising 6 treatments with 3 times repetitions, respectively. The treatments tested were P0 (100% basic substrate), P1 (80% basic substrate + 20% inoculum), P2 (60% basic substrate + 40% inoculum), P3 (40% basic substrate + 60% inoculum), P4 (20% basic substrate + 80% inoculum), P5 (100% inoculum). These treatments were fermented with anaerob bacteria for 10 days in the fermentor 1000 mL mounted with the biogas collecting balloon. Variables observed in this study were the measurements of biogas volume, culture medium pH, and biogas burning temperature, and the testing of biogas flame colour. As result of observation, unlike P5, the examined treatments of P0, P1, P2, P3 and P4 could able to produce biogas with the respectively produced volume of 53,6 cm3, 56,7 cm3, 30,0 cm3, 90,0 cm3 and 73,3 cm3. While, the measured values of culture medium pH and biogas burning temperature were 6,23-6,63 and 152oC with the flame of red colour. This study shows that the optimal mixture ratio of the basic substrate and the inoculum for producing biogas is 2:3, and the produced biogas is potential to be used as an alternative energy. Keywords: Biogas, Chicken?s waste, Liquid waste of tempeh, Cow?s rumen
Formulasi Substrat Dasar Kotoran Sapi dan Limbah Cair Tempe dengan menggunakan Inokulum Rumen Sapi Untuk Studi Awal Produksi Biogas Ruru, Bidayanti; Umrah, Umrah; Lambui, Orryani
Biocelebes Vol. 12 No. 1 (2018)
Publisher : Biology Department, Mathematics and natural science, Tadulako University

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (182.972 KB)

Abstract

The research of ?Biogas Production by Utilizing of Basic Substrate of  Fermented Liquid waste of tempeh and Cow Waste by Using Inoculum from Cow Rumen? for the basic study of biogas production was held on May until July 2016 at department Biology Laboratory unit Biotechnology, Faculty of Mathematic and Natural Sciences, University of Tadulako. The purposed of this research is to produce biogas by utilizing the basic of liguid waste of tempeh and cow waste, and also to know the concentration of using the rumen inoculum of cow rumen. This research is designed with completely randomized design which consists of six treatment with three repeating. the basic substance are composed of 500 grams of cow dung and 500 ml of liquid waste tempe.The composition of treatment is : ( P0 100% Basic Substrate Without inoculum),  ( P1 80% Basic Substrate + 20% inoculums) ,(P2 60% Basic Substrate + 40% inoculums), (P3 40% Basic Substrate + 60% inoculums) , (P3 20% Basic Substrate + 80% inoculums), (P5 100% inoculum Without basic substrate). Observation variable are consist of biogas volume measuring, pH measuring, light test and temperature measuring. anaerobic fermentation process is carried out in a culture bottle with a volume of 1000 ml bottle mouth top covered with a balloon for gas storage. The results of this research show that Biogas could be produced by using the basic substrate of fermented liguid waste of tempeh and cow waste with the inoculum from cow rumen, at, P2, P3, dan P4 treatment. The highest volume of gas in P2 treatment (60% Basic Substrate : 40% inoculum) which has 553,33 cm3. The pH which in the culture is about 6,33-6,46 and the result flame with temperature in 152ºC.
EFEKTIVITAS MINYAK ATSIRI DAUN KEMANGI (OCIMUM TENUIFLORUM L.), DAUN JERUK PURUT (CITRUS HYSTRIX D.C.) DAUN MIMBA (AZADIRACHTA INDICA A.JUSS.), SEBAGAI REPPELENT NYAMUK AEDES AEGYPTI L. Wati, Ika Merdeka; Guli, Musjaya M.; Umrah, Umrah; Fahri, Fahri
Natural Science: Journal of Science and Technology Vol 4, No 1 (2015): Volume 4 Number 1 (March 2015)
Publisher : Univ. Tadulako

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (388.483 KB)

Abstract

Penelitian Uji Efektivitas minyak atsiri daun Kemangi (Ocimum tenuiflorum), daun jeruk purut (Citrus hystrix) dan daun mimba (Azadirachta indica) sebagai reppelentAedes aegyptitelah dilaksanakan pada bulan Mei sampai Desember 2013 Laboratorium Hewan Coba di Balai Penelitian dan Pengembangan Pengendalian Penyakit Bersumber Binatang (P2B2). Penelitian didesain berdasarkan model Rancangan Acak Lengkap (6 perlakuan dan 3 ulangan) dengan waktu pengamatan selama 0 jam, 1 jam, 2 jam dan 3 jam. Desain perlakuan  P0 (Air), P1 (Soffel), P2 ( Daun Kemangi), P3 (Daun jeruk purut), P4 (Daun mimba), P5(Campuran minyak atsiri). Minyak atsiri diisolasi dengan metode destilasi uap. Nyamuk Aedes aegypti betina dipuasakan selama 24 jam, kemudian dimasukkan ke dalam kandang nyamuk yang berukuran 22 x 22 cm. Pengujian dilakukan dengan memasukkan lengan probandus yang telah diolesi pasta (perlakuan P0 sampai P5) kedalam kandang nyamuk. Parameter pengamatan meliputi Jumlah nyamuk yang hinggap dan Lama hinggap nyamuk. Hasil penelitian menunjukkan bahwa ekstrak minyak atsiri daun kemangi merupakan reppelent yang lebih efektif dibandingkan dengan ekstrak minyak atsiri daun jeruk purut dan mimba. Ekstrak minyak atsiri daun kemangi dapat menolak nyamuk dalam jumlah yang lebih banyak dan waktu hinggap lebih singkat.
UJI KEEFEKTIFAN BIOKOMPOS “TRICHOSUBUR PROTECT” TERHADAP PERTUMBUHANTANAMAN BAWANG MERAH (ALLIUM ASCALONICUML.) Rahmania, Rahmania; Umrah, Umrah; Thaha, Abdul Rahim
AGROTEKBIS Vol 5, No 6 (2017)
Publisher : AGROTEKBIS

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

"Trichosubur Protect", are  biocompost  form of ranule preparation, an active agent of Trichoderma sp, with the ingredients are Nitrogen (2.39%), Posfor (0.14%), Potassium (0.90%), Calcium (0.02%), Sodium (0.27%), Sulfur (0.53%) and C-organic (51.13%), this Product from Biology Department, Mathematics and Natural Sciences Faculty of Tadulako University. This research aimed to the test effectiveness and the dosage biocompost "Trichosubur Protect" effect on the growth of the onion plants (Allium ascalonicumL.).This research was conducted at November 2015 until March 2016, located at hotusbotanicus in Tadulako University. This research  was designed in a Completely Randomized Design, consisting of six treatment and three times replications. With these following treatment arrange; P0 (without given biocompost "Trichosubur Protect"), P1 (10g biocompost "Trichosubur Protect"), P2 (20g), P3 (30g), P4 (40g) and P5 (2g NPK fertilizer).  The research showed that P4 treatment  the best onion plants growth comparative with the  P0, P1, P2 and P3 treatment. P4 treatment showed the number of tubers was 7.66, biomass weight at harvest 4.43g, leaf weight at harvest 4.25g tuber, weight at harvest 15.12g, hand root weight at harvest 0.13g, nevertheless it is lower than P5 treatment. Keywords : Biocompost "Trichosubur Protect", Onion (Allium ascalonicumL.), Trichoderma sp..
HOST RANGE PANTOEA ANANATIS THE CAUSAL AGENT OF BACTERIAL LEAF BLIGHT ON ALLIUM SPP. asrul, asrul; umrah, umrah
AGROLAND: The Agricultural Sciences Journal Vol 6, No 1 (2019)
Publisher : Tadulako University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.22487/j24077593.2019.v6.i1.12697

Abstract

Bacterial leaf blight disease caused by Pantoea ananatis has been reported affects some species of Allium spp. Here, we determined the species of Allium spp. that are not the hosts of the P.ananatis through a host range test. The study designed as a completely randomized design with five replications. Pathogenic bacteria of P. ananatis inoculated to shallot, onion, spring onion, garlic, chives, leek, and cung spring onion in the greenhouse of the Faculty of Agriculture Tadulako University. The incubation period and symptoms of after inoculated by P. ananatis then observed. The results showed that four llium species (onion, onion, scallion, and garlic) were hosts of                P. ananatis while the other three species (chives, leek, and cung spring onion) were not hosts of          P. ananatis.