Ditapis dengan
Bakteri Endofit Dari Daun Paku Laut Steril (Acrostichum Aureum L.): Isolasi, …
Endophytic bacteria are bacteria that live in plant tissues such as leaves, roots, and stems without causing negative effects on plants. Generally, the phytochemicals produced by the host plant are in line with those of the endophytic bacteria. One of the potential secondary metabolites of endophytic bacteria is α- amylase inhibitor which plays a role in hydrolyzing α-1,4-glycoside bonds …
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- xiii, 42 hlm.: ill.: 29 cm
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- 03 04.121 (0070)
Karakter Polong Matang Serempak Tanaman Kacang Hijau (Vigna Radiata L.) Gener…
The production of mung bean (Vigna radiata L.) in Riau has a main problem, namely low productivity so that it cannot meet the increasing demand for mung bean for consumption and raw materials for the processed industry. The limited number of new varieties contributes to the low productivity of mung bean. One of the many ways to improve plant genetic characterist ics is radiation with gamma…
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- xiii, 44 hlm.: ill.: 29 cm
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- 03 04.121 (0069)
Penambahan Air Rebusan Kentang Pada Media Murashige And Skoog (Ms) Terhadap P…
The Sendu Orchid (Grammatophyllum stapeliiflorum) is one of the most popular orchid species because of its beauty. The sendu orchid is characterized by the shape of the flower stalk that sticks down and the brown flowers with white and yellow spots that look like drops of water or sad. This type of orchid is almost extinct and is rarely found in its natural habitat, so it is necessary to pr…
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- xiii, 42 hlm.: ill.: 29 cm
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- 03 04.121 (0068)
Biologi Reproduksi Ikan Ingir-Ingir (Mystus Nigriceps, Valenciennes 1840) Di …
Mystus nigriceps fish in the Kampar Kiri River, Mentulik Village, is a fish for public consumption, so it is often fishing that causes a decline in the population of this fish in nature. A study aims to examine the reproductive biology aspects of M. nigriceps fish. Fish samples ware taken once a month from February-July 2021. The parameters measured include long and weight relationships, co…
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- xiii, 70 hlm.: ill.: 29 cm
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- 03 04.121 (0067)
Struktur Dan Regenerasi Mangrove Di Desa Rawa Mekar Jaya Kecamatan Sungai Api…
Mangrove forest is an ecosystem found in tidal areas, which has a vegetation structure with constituent characteristics such as trees, saplings, and seedlings. The existence of illegal logging by local communities, sago factories close to mangrove forests, encroachment of mangrove trees as raw material for charcoal production, and the conversion of land functions have resulted in damage and…
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- xii, 39 hlm.: ill.: 29 cm
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- 03 04.121 (0066)
Pembentukan Protocorm Like Bodies (Plbs) Dari Biji Anggrek Sendu Grammatophyl…
The orange orchid (Grammatophyllum stapeliiflorum) is a type of orchid of the genus Grammatophyllum. Orchids have an attraction as an ornamental plant for the community because of morphological parts such as the shape of the stem, faded flower color and the shape of the flower that rises down like a teary expression. The existence of orchids that are difficult to find because of environmen…
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- xiii, 44 hlm.: ill.: 29 cm
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- 03 04.121 (0065)
Pengaruh Mutagen Etil Metan Sulfonat (Ems) Terhadap Pertumbuhan Dari Eksplan …
Philodendron patriciae is one of the beautiful leafy ornamental plants. This plant can absorb air pollution in the room. Sales of P. patriciae plants often experience a decrease in price and propagation of seedlings that take a long time. The in vitro mutation induction method is a plant seed propagation technique and a method to increase the variety of these plants by using a chemical muta…
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- xii, 51 hlm.: ill.: 29 cm
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- 03 04.121 (0064)
Inventarisasi Dan Karakterisasi Ikan Tembakul (Gobiidae: Oxudercinae) Dari Li…
Mudskipper is one of the aquatic fauna that can be found in intertidal areas, both beaches and mangrove forests. Mangrove degradation and coastal abrasion cause changes in the intertidal environment of Bengkalis Regency that can have an impact on the existence and diversity of mudskipper. This study aims to inventory and characterize mudskipper (Gobiidae: Oxudercinae) from the intertidal e…
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- xii, 51 hlm.: ill.: 29 cm
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- 03 04.121 (0063)
Pengembangan Video Dokumenter Berbasis Virtual Field Trip Pada Materi Keaneka…
Riau Province has potential of diverse natural resources, the various ecosystems, it can be used as learning resources for students to support understanding the basic concepts of biodiversity material. This study aims to develop and determine the quality of video documentary based on virtual field trips as an alternative medium for learning biology on biodiversity material for high school …
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- xiii, 156 hlm.: ill.: 29 cm
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- 10 22. 221 (0018)
Analisis Tingkat Literasi Digital Dan Motivasi Belajar Ipa Ditinjau Dari Peng…
The science learning process is not only in the form of collecting facts, data and concepts, but also the discovery process. The spread of Coronavirus disease 19 (Covid-19) has an impact on the education system, learning activities are carried out online or online using various digital platforms. These changes also occur evenly in SMP Kecamatan Singingi so that various problems and challenges a…
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- xiv, 198 hlm.: ill.: 29 cm
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- 10 22. 221 (0017)
Pengembangan Ensiklopedia Elektronik Sub Materi Spermatophyta Berbasis Flipbo…
Changes in the world of education in 21st century learning as a means of preparing a generation that has various abilities to face every challenge in life. Must-have skills such as mastery of information and communication technology. Changes in education in indonesia due to the impact of the Covid-19 pandemic caused the learning system to change to online and then to limited face-to-face learni…
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- xiv, 124 hlm.: ill.: 29 cm
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- 10 22. 221 (0016)
Pengembangan Modul Pengelolaan Limbah Pertanian Berbasis Stem Melalui Blended…
This study aims to determine the validity of teaching materials for STEM-based agricultural waste management modules on environmental pollution materials developed and the effect of the developed modules on increasing critical thinking and student learning outcomes on environmental pollution materials. This research consists of two stages, namely the first stage of module development using…
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- xv, 268 hlm.: ill.: 29 cm
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- 10 22. 221 (0015)
Pengembangan Media Pembelajaran Berbasis Adobe Flash Terintegrasi Musik Pada …
This research consists of two stages, namely the first stage of media development using Research & Development through the ADDIE approach in the Master Program of FKIP UR, the second stage of experimentation at SMAN 3 Rambah Hilir. The media validation stage involved 4 subjects (1 media expert, 1 material expert and 3 pedagogical experts). Feasibility assessment by experts using validation…
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- xv, 156 hlm.: ill.: 29 cm
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- 10 22. 221 (0014)
Analisis Potensi Carbon Tersimpan Pada Tingkat Dekomposisi Nekromasa Di Hutan…
The study aims to see the carbon potential stored in tree and litters at Hutan Larangan Adat Kenagarian Rumbio Kampar District and its potential to produce designs of air pollution modules in tenth grade high school biology study. The study was conducted from January to February 2019. This research was a descriptive study using survey methods in Hutan Larangan Adat Kenagarian Rumbio and in Biol…
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- vi, 72 hlm.: ill.: 29 cm
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- 05 07. 121 (0052)
Optimasi Konsentrasi Inokulum Bagi Pertumbuhan Bakteri Bacillus Cereus Strain…
This study aims to determine the potential of the Booklet design in high school learning on bacterial material for class X. This research was conducted at the Binawidya Campus, Riau University in December 2020 - January 2021. This study was carried out with the ADDIE design, namely the analysis and design stages. Booklet design in the form of an analysis of the potential development of learning…
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- viii, 109 hlm.: ill.: 29 cm
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- 05 07. 121 (0051)
Biodiversitas Dan Potensi Jamur Makro Pada Perkebunan Karet Desa Titian Modan…
Indonesia has a highly diverse macrofungi species, which have important benefits in food with potential as medicine for humans. This study aimed to explore the biodiversity of macrofungi and its potential use in the Rubber Plantation of Titian Modang Kopah village, Kuantan Singingi. This study used an exploration method namely descriptive analysis. Twenty macrofungi were obtained included 2…
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- xiv, 48 hlm.: ill.: 29 cm
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- 03 04.121 (0062)
Karakteristik Morfologi Belangkas Mangrove (Carcinoscorpius Rotundicauda) Di …
Mangrove horseshoe crab (Carcinoscorpius rotundicauda) is a type that spread in several Asian countries that has morphological variations. The study aimed to compare the morphological character of male and female C. rotundicauda, compare the morphometric character of male C. rotundicauda between five stations, and compare female morphometric characters between five stations. Sampling was c…
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- xii, 42 hlm.: ill.: 29 cm
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- 03 04.121 (0061)
Pengaruh Lama Perendaman Dengan Air Dan Penambahan Bap Dan Naa Terhadap Perke…
Date palm (Phoenix dactylifera L.) is an Arecaceae plant that grows in middle eastern countries and may live in tropical regions. There are still very few nurseries, cultivation and production of dates in Indonesia and the cultivation of dates are still done traditionally, which is an obstacle in producing large quantities of date seedlings. The rapid propagation of dates can be done in vit…
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- xiii, 71 hlm.: ill.: 29 cm
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- 03 04.121 (0060)
Eksplorasi Dan Karakterisasi Parsial Aktinomisetes Dari Tanah Mangrove Di Kua…
Mangrove forests are forests that grow in brackish water and are affected by the tides of the sea. Actinomycetes are Gram-positive bacteria that have the ability to adapt in various environmental conditions. The purpose of this study was to explore and characterize actinomycetes using several pre-treatment samples to obtain actinomycetes from mangrove soils in Kuala Enok, Tanah Merah Subdi…
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- xiii, 52 hlm.: ill.: 29 cm
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- 03 04.121 (0059)
Aklimatisasi Planlet Jeruk Kasturi (Citrus Microcarpa B.) Pada Beberapa Media…
Kasturi orange (Citrus microcarpa B.) is type of citrus group that has a small size and a relatively unique taste. Acclimatization is the final stage of the whole series of propagation using the in vitro method. The purpose of this study was to determine the best effect of several combination media using black soil during the acclimatization period of kasturi oranges. This research was cond…
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- xii, 40 hlm.: ill.: 29 cm
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- No. Panggil
- 03 04.121 (0058)
Karya Umum 
Filsafat 
Agama 
Ilmu-ilmu Sosial 
Bahasa 
Ilmu-ilmu Murni 
Ilmu-ilmu Terapan 
Kesenian, Hiburan, dan Olahraga 
Kesusastraan 
Geografi dan Sejarah