Alstonia scholaris contains flavonoids, tannins, triterpenoids, resins and alkaloids. Alkaloid compounds, tannins and flavonoids of plant origin can inhibit weed growth. Alkaloid compounds, tannins and flavonoids work by suppressing the hormone auxin and the hormone gibberelin so that weed growth is inhibited. This study aims to determine the potential of Alstonia scholaris leaves in inhibiting…
Abstract: The problem in this research is the low of student’s ability to reach their target which is a leap of 4.30 meters. The purpose of the research is to determine whether there is a relationship of the speed 40 meters run and the explosive of power leg muscles to squat-style long jump results in male student of XI Social1 MAN 1 Muara Fajar Pekanbaru. The sampling is the overall populati…
Dynamometer is a measurement instrument that functions to measure the cutting force on a lathe machine. The dynamometer is a measuring of tool that using of a strain gauge sensor of utilizing strain, which occur on the stalk strain as the reader, then it is converted into cutting force. The main purpose of this study is to development a dynamometer with type four square stalks for cutting force…
Pemberlakuan Peraturan Bupati Kampar nomor 09 tahun 2007 tentang Petunjuk pelaksanaan dana bergulir program ekonomi kerakyatan memberikan kewenangan pelaksanaan dana bergulir pada Dinas Perkebunan untuk memberikan modal usaha bagi petani perkebunan dalam meningkatkan produktifitas hasil perkebunan rakyat di Kabupaten Kampar. Sejalan dengan itu, pelaksanaan penyaluran pinjaman dana bergulir…
Penelitian ini bertujuan untuk mendeskripsikan sikap ilmiah siswa kelas VII 5 SMP Negeri 1 Kampar Timur terhadap sains Fisika melalui penerapanmodel pembelajaran kooperatif tipe Bamboo Dancing (tari bambu) pada siswa kelas VII 5 SMP Negeri 1 Kampar Timur yang berjumlah 31 siswa. Instrumen yang digunakan untuk pengumpulan data dalam penelitian ini adalah lembar pengamatan sikap ilmiah siswa…
The research on sea anemone abundance was conducted in December 2011 to January 2012 in Kasiak Island Waters of Pariaman, West Sumatera Province. The research was aimed to knowing the types and abundance of sea anemone (Actiniaria sp). The study used survey method by applying a quadrant trancect which consisting of three main stations. Each station was divided into two sub depths, i.e. 3 and 7 …