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Nursal '
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PENERAPAN STRATEGI PEMBELAJARAN GROUP to GROUP EXCHANGE (GGE) UNTUK MENINGKATKAN MOTIVASI DAN HASIL BELAJAR SISWA KELAS XI IA SMA NEGERI 1 KUANTAN HILIR TAHUN PELAJARAN 2010/2011 Rosmaini S; Nursal '; Resi Noprianti
Biogenesis Vol 7, No 02 (2011)
Publisher : Program Studi Pendidikan Biologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (180.434 KB) | DOI: 10.31258/biogenesis.7.02.%p

Abstract

Has done research that aims to enhance motivation and students class he XI SMA N 1 Kuantan Hilir through the implementation of the school year 2010/2011 GGE learning strategies, research is a classroom action research conducted in January 2011. Research subjects are students of class XI science SMA N 1 Kuantan Hilir with the number of students in 41 people (10 men and 31 women). Parameter used is the motivation to learn (indicators: interest, relevance, expectation and outcome), the results of learning which consists of absorption of students, mastery learning, and teacher activity, the average motivation before implementation of the GGE strategy 3.24% (medium category) and after implementation of the GGE strategy 3.99% (high category) and the percentage increase 23.25%. Average percentage of students cycle I absorption is 75.48% (both categories) and the average percentage of students cycle II absorption is 81.09% (both categories). Mastery learning cycle with a percentage of 82.92% I and II cycle 100%. Average teacher activity cycle I 88.45% (category very good) and II cycle 100% (very good category). From the results of this research is that the application of learning GGE strategies can increase motivation and student learning outcomes in class SMA N 1 Kuantan Hilir regency TP 2010/2011.
KARAKTERISTIK KOMPOSISI DAN STRATIFIKASI VEGETASI STRATA POHON KOMUNITAS RIPARIAN DI KAWASAN HUTAN WISATA RIMBO TUJUH DANAU KABUPATEN KAMPAR PROVINSI RIAU Nursal '; Suwondo '; Irma Novita Sirait
Biogenesis Vol 9, No 2 (2013)
Publisher : Program Studi Pendidikan Biologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (222.612 KB) | DOI: 10.31258/biogenesis.9.2.39-46

Abstract

Research has been conducted to determine the composition and stratification characteristics Strata Trees Community Riparian Vegetation in the area of Lake Forest Tourism Rimbo Seven Kampar district in Riau Province in June 2012. The method used is the belt transect method with the size of 10 × 60 m plots were distributed on a regular basis. Riparian vegetation was found on all three stations for 14 species consisting of 10 tribes. The dominant vegetation composition at three stations located on tribal Euporbiaceae and Anacardiaceae. The results showed that for the three sites it was Stratification (standing vertically) in 3 study sites are in stratum B, with the highest vegetation Gluta renghas which has a height of 30 m. The results of measurements of environmental parameters in the forest region Rimbo seven lakes tour shows the highest temperature at the location of the new lake that is equal 31.660C.Keywords : Lake Forest Tourism Rimbo Seven, composition, stratification of riparian vegetation
KOMPOSISI DAN STRUKTUR VEGETASI STRATA SAPLING DI KAWASAN HUTAN WISATA RIMBO TUJUH DANAU KABUPATEN KAMPAR PROVINSI RIAU Nursal '; Yuslim Fauziah; Alzukri '
Biogenesis Vol 8, No 2 (2012)
Publisher : Program Studi Pendidikan Biologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (338.139 KB) | DOI: 10.31258/biogenesis.8.2.1-11

Abstract

structure of sapling strata vegetation in Hutan Wisata Rimbo Tujuh Danau Kampar regency Riau province on July 2011. Method which had been used in this research is plot method in 10 x 20 m and main plot in 20 x 20 m that’s distributed regularly. The sample was gotten from 3 locations, they are Tanjung Putus lake, Pinang Luar lake and Pinang Dalam lake which were chosen by purposive sampling. The result of this research was founded 22 species of sapling from 19 familia, they are 14 familia from 14 species of sapling in Tanjung Putus lake, 11 familia from 13 species of sapling in Pinang Luar lake and 13 familia from 16 species of sapling in Pinang Dalam lake. Dipterocarpaceae and Myrtaceae are the most of familia. The species of sapling strata vegetation that had the highest Important Value Index in Tanjung Putus lake and Pinang Dalam lake is Kuras (Dryobalanops sp.) while in Pinang Luar lake is Samoram/Cengal (Hopea mengarawan). Varians Indeks (H’) from 3 locations is about 2,298 – 2,539. Smilarity indeks on 3 research locations to be compared have some smilarity. The conclusion from the result of this research is varians of sapling strata vegetation that were founded in Hutan Wisata Rimbo Tujuh Danau can be divide to middle vegetation.Keyword : compotition, Hutan Wisata Rimbo Tujuh Danau and structure, sapling.
AKUMULASI TIMBAL (Pb ) PADA TALUS LICHENES DI KOTA PEKAN BARU Nursal '; Firdaus '; basori '
Biogenesis Vol 1, No 2 (2005)
Publisher : Program Studi Pendidikan Biologi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (255.068 KB) | DOI: 10.31258/biogenesis.1.2.47-50

Abstract

The  research  accumulation  of Leads in Lichens  thallus  had  carried  out  on  March  until  June 2003.  Samples o f   Lichenes   was   taken   from   tree   bark   at   three   locations   in   Pekanbaru   City ,   were;   Sudirman   and Soebrantas  streets.   The  accumulation  of  Leads  analyze  with  Atomic  Absorbance  Spectrophotometers - AAS .  The  results of this research  that  Lead  contents  in Lichenes that  grow  on  tree  bark on  Pekanbaru City about    4,36 - 23,14  ppm.  The  correlation  of relative  humidity  of air  with  Lead  accumulation  in  Lichenes  thallus had  more higher  than another  factors .   Key words : Leads, Lichenes, Pekanbaru city    
Co-Authors Ade Diana Kharisma Alzukri ' Aryani Kodriyana basori ' Budi Syahputra Rio Darno ' Dias Setyawan Elya Febrita Elya Febrita Febrita Encik Rosiana Encik Rosiana Evi Suryawati Evi Suryawati Firdaus ' Gusti Mulia Gustinawati ' Ici Septifiranta Imam Mahadi Irma Novita Sirait Khairunnisa ' Mariani Natalina Melisa Suryan Suryan Muhammad Abdillah Hanif Abdillah Hanif Resi Noprianti Rio Rasdian Saputra Rosmaini S Shara Aljogja Sandra SRI WULANDARI Srini ' Sudariyanti ' Supriyanti ' Suwondo ' Toni ' Trisna Wati Wan Syafi'i Syafi'i Wan Syafii Yuslim Fauziah Yustina '