Efek Penambahan Probiotik terhadap Pertumbuhan Cacing dan Kualitas Kompos yang Dihasilkan

This study aims to determine the effect of Petro Gladiator® probiotic on the growth of earthworms (Lumbricus rubellus), in terms of the length and weight of earthworms to determine the compost produced from probiotics and earthworms (Lumbricus rubellus). This study used a Completely Randomized Design (CRD) with 3 treatments and 4 replications. The sample of this study is 3 kilograms of earthworms with hand sorting. The results showed that administration of Petro Gladiator® Probiotic has a significant effect (α <0.05) on the increase in total body length of earthworms, while from the weight gain of compost in treatment of different Petro Gladiator® probiotic, there was no significant difference with the Tuket test (α = 0.05). The administration of probiotics significantly (α <0.05) increased the percentage of total N and P content, and decreased total K content. The addition of Petro Gladiator® probiotics has an effect on the length and weight of earthworms. The addition of Petro Gladiator® probiotics also improves the quality of compost, N-total, P-total, organic matter and decreases the C / N ratio. Keywords : Earthworm, compost, cow dung medium, probiotics.

Pengaruh Model Pembelajaran Think Pair Share Menggunakan Media Mind Mapping terhadap Aktivitas dan Hasil Belajar Kognitif Siswa

This study aims to determine the effect of think pair share learning models using mind mapping media on the activities and cognitive learning outcomes of class X science students of SMAN 06 Bengkulu City. This type of research is a quasi-experimental design with Non-Randomized Design. Samples were taken from 2 classes of 4 classes by looking at the mean scores of students who are almost the same, namely class X Natural Sciences A as the experimental class and Natural Sciences B as a control class. The instrument used was in the form of student activity observation sheets and cognitive test questions. Based on scoring the results of the observation sheet of the experimental class student activity was higher than the control class that was 58.56 and the average posttest result was 85.69 while the observation sheet of the activity class of the control class was 53.97 and the average posttest result was 63.03. Student activity variable t-test results obtained Sig value of 0,000 <0.05 t-test results of student cognitive learning results obtained p-value of 0,000 <0.05, which means there are differences in activity scores and cognitive outcomes of students before and after the intervention of the learning model think pair share using media mind mapping. In conclusion, Think Pair Share learning model with Mind Mapping media has an influence on students' cognitive learning activities and outcomes. Keywords: activities, learning outcomes, mind mapping, think pair share

Pola Sebaran Tumbuhan Invasif dikawasan Taman Nasional Bukit Sulap Kota Lubuklinggau

The purpose of this study was to determine the types of invasive plants that exist and to find out the pattern of invasive plant distribution. Research results obtained from 8 plots found 35 species from 25 invasive plant families, random invasive plant distribution patterns, namely in Phyllanthus urinaria (Meniran), Graptophyllum pictum L (Purple Leaf), Nephrolepis biserrata (Sword Spikes), Elais guneensis J (Sawit ), Baccaureamotleyana (Rambe), Cassia Alata (Chinese Ketepeng), Acacia auricuformis (acacia), Alpinia maccensis (galangal forest), Paraserianthes falcataria (Sengon), Clibadium surinamense (Clibadium), Gynura divaricata (Leaf of god), Urena lobal (Pulutan lobus) ), Piper aduncum (Sirihan), Setaria sphacelata (Setaria grass), Asplenium nidus (Bird's nest nails), Averhoa carambola.L (Star fruit), Artocarpus heterophyllus (Jackfruit). Conclusion, the highest level of spread pattern of invasive plants is Calamus rotang (Rattan), Chromolaena odorata (left leaf nyuh), Diplazium esculentum s (Fern), Talipariti tiliaceum (Waru) of -0.14. The lowest uniform pattern of invasive plant spread is Cenchrus purpureus (elephant grass) at -5.86. Keywords: sulap Hill, invasive, distribution pattern, Plants

Pengembangan Media Booklet Berbasis Keanekaragaman Jenis Jamur Makroskopis

This study aims to develop a booklet media based on the diversity of macroscopic mushroom species in Lubuklinggau City. The method used is the Research and Development (R&D) method, with two stages of research namely making media booklets and validating media booklets. Data collection using the JAS method. The validity of the booklet with questionnaires for media experts and material experts. Response readability and practicality using a questionnaire questionnaire lecturers and students, knowing the response to the effectiveness of the booklet by looking at learning outcomes with tests. Data analysis techniques using content analysis Validity Ratio (CVR). The results of stage 1 research found that there were 32 types of macroscopic fungi, from 4 classes, 9 orders, and 16 families. Fungi that can be consumed include Auricularia-auricula-juda, A. cornea, Schizophyllum commune, Lentinus strigosus, L. triginus, Favolus brasiliensis, F. tenuiculus, Pleuretus ostreatus, Agaricus silvaticus, Marasmius oreades, Tremella mesentere, Cook and Cavina tricholoma While the potential as a drug are Cordyceps militaris and Coprinellus disseminatus, and the type of poisonous mushroom is Chlorophyllum molybdites. The results of the analysis and validation of the media booklet of each criterion received a CVR value of 1.00 with valid or proper information. The lecturer and student questionnaire data for the average attractiveness of 3.3 were categorized as attractive, for readability 3.1 was categorized as good, for efficiency 3.5 was categorized very efficient, and for practicality an average of 3.7 was categorized very practical. In conclusion, the booklet that was developed was declared suitable for use, the booklet was categorized as attractive, good legibility, efficient and practical to use. Keywords: booklet, macroscopic mushroom, lubuklinggau, development

Keanekaragaman Jenis Kupu-Kupu Famili Nymphalidae di Kawasan Bukit Cogong

This study aims to determine the diversity index of the species of nympalidae family in the Cusi Hill area of ​​Musi Rawas. This research uses exploration and description methods using transect roaming techniques. The observation station was determined to be 3 stations with 5 transects systematically with a transect area of ​​100m x 100m. Catching using net net, identification by observing the morphological characteristics of the nympalidae family butterfly. Based on the study, 106 data obtained from dragonflies from 12 species of butterflies from 6 families of nympalidae, namely Junonia athletes, Ideopsis juventa, Junoni orithya, Cupha erymanthis, Micalesis mineus, Junonia almana, Melanitis leda, Danaus genutia, Ideopsis juventa, Junoni orithya, Cupha erymanthis, Micalesis mineus, Junonia almana, Melanitis leda, Danaus genutia, Euploea mulciber, Euploea eunhaa, Phupa columella, and Doleschallia bisaltide. The lowest species composition was Phaedyma columella, and Doleschallia bisaltide by 1.89%, while the highest was Junonia athletes by. 33.01%. Conclusion The diversity index of the butterfly species of nympalidae family in Bukit Cogong, Musi Rawas Regency is in the medium category with a value of 2.48. uniformity index at all stations in the high category, stable community and dominance index (C) in all stations in the low category. Keywords: diversity, butterflies, family nympalidae, bukit cogong

Studi Pengetahuan Siswa terhadap Jenis, Khasiat dan Cara Pemanfaatan Tanaman Obat yang Terdapat di Lingkungan Sekolah

This study aims to determine the extent of the knowledge of students of SMP Negeri 3 Payakumbuh District on the types, efficacy and ways of utilizing medicinal plants found in the school environment. The method in this study is a survey method. Sampling was done by taking 15% of all students in class VII and class VIII and obtained as many as 41 students. Data collection on students' knowledge of the types, benefits and methods of processing medicinal plants was carried out using a questionnaire. The results showed that 68.0% of SMP Negeri 3 Payakumbuh students knew the types of medicinal plants in the school environment with knowledge categorized as knowing, as many as 66.0% of students knew about the benefits of medicinal plants categorized as knowing, and 69, 9% of students know that processing medicinal plants is categorized as knowing. Conclusion, most students have knowledge about medicinal plants in the school environment with a category level to know, starting from the types, benefits and ways of managing medicinal plants. Keywords: knowledge, types, Benefits benefits, medicinal plants

Pengaruh Model Pembelajaran GQGA (Giving Question and Getting Answer) terhadap Hasil Belajar Siswa

This study aims to determine the effect of the application of the GQGA (Giving Question and Getting Answer) learning model to the learning outcomes of Biology students in class X MIPA SMAN 1 Payakumbuh District. This research is a quantitative study, using quasi-experimental methods (quasi experiment) with Randomized posstest only control design. The study population was students. Obtaining samples with random sampling techniques. Based on these techniques, obtained class X MIPA 1 as an experimental class of 22 samples and class X MIPA 2 as a control class of 25 samples. Data analysis technique was performed using t-test with α = 0.05. The results of data analysis obtained t-count = 2.52 ˃ t-table = 1.67 at 95% confidence level, which means the hypothesis is accepted, which means that there is an influence of GQGA learning models on student Biology learning outcomes. The conclusion of the application of the GQGA learning model has a significant influence on student Biology learning outcomes. Keywords: ecology, giving question and getting answer (GQGA), learning model

Motivasi Pemilihan Lintas Minat Biologi pada Siswa Jurusan Ilmu Sosial

This study aims to determine the level of motivation of students majoring in Social Sciences (IS) in SMA N I Suliki District in choosing Biology cross-interests. Method, this research is quantitative with quantitative descriptive approach. Samples were taken by total sampling technique. The subjects in this study were all grade X students majoring in IS N NI High School in Suliki District who chose cross biology interest totaling 126 people, the data analysis technique was a percentage technique. The results of data analysis showed IS majoring students at SMAN 1 Kec. Suliki chose biology interest based on intrinsic motivation of 70.48% (good) and based on extrinsic motivation of 62.75% (good). Conclusion, the motivation of students majoring in Social Sciences (IS) in choosing cross-interests of biology both intrinsically and extrinsically is good. Keywords: social sciences, intrinsic motivation, extrinsic, cross biological Interests

Pengaruh Pendekatan Saintifik terhadap Motivasi dan Hasil Belajar Biologi Siswa

The purpose of this study was to determine the effect of the scientific approach to the motivation and learning outcomes of biology class X students of SMA Negeri 6 Model Lubuklinggau. The research method used is quantitative research with pure experimental research using pre-test and post-test group design. The population in this study were all students of class X MIPA, amounting to 88 students. Samples were taken randomly so that there were 30 students in Class X MIPA 1 as an experimental class and 27 students in Class MIPA 2 as a control class, data collection was done by using test and questionnaire techniques. The results of the study, it is known that the tcount for motivation obtained 6.631 results> ttable = 1.671, with a significant level α = 0.05 and dk 55. Data collected for the analysis of learning outcomes with a significant level α = 0.05 and dk 55, note the tcount = 11.23 > table = 1.671. There are significant differences in motivation scores and student learning outcomes before and after learning interventions are used using a scientific approach. In conclusion, the scientific approach in learning biology has a significant influence on the motivation and learning outcomes Keywords: learning outcomes, motivation, scientific approach.

Karakteristik Morfologi dan Anatomi Jahe (Zingiber Officinale) Berdasarkan Perbedaan Ketinggian Tempat

The purpose of this study was to determine the differences in the morphology and anatomy of ginger plants based on differences in altitude, and to make a booklet resulting from the morphological and anatomical characteristics of ginger for morphology and plant anatomy courses. This research method is a qualitative research method. Data collection techniques in this study through observation, interviews, characterization techniques, document review, and questionnaires or questionnaires. Data analysis techniques with quantitative descriptive and descriptive analysis. The results of the study showed that there were differences in the morphological and anatomical characteristics of ginger based on differences in the height of the place. Ginger in Selupu Rejang District has a high stomata density. Ginger is more suitable for planting in the lowlands with high temperatures, low humidity. The compilation and manufacture of morphology and plant anatomy course booklets were declared valid with very decent qualifications with a percentage of 86.2%. Conclusion, there are differences in the morphological and anatomical characteristics of the ginger plant based on the height of the place, while the booklets that are made have proper and valid qualifications to be used as material for plant morphology and anatomy courses. Keywords: anatomy, ginger, characteristics, morphology