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UJI BEBERAPA KONSENTRASI EKSTRAK TEPUNG AKAR TUBA (Derris elliptica (Roxb.) Benth) MENGENDALIKAN HAMA PENGHISAP POLONG (RiptortuslinearisF.) PADA TANAMAN KEDELAI (Glycinemax(L.) Meriill) Putri, Nela Eka; fauzana, Hafiz
Jurnal Online Mahasiswa (JOM) Bidang Pertanian Vol 8 (2021): Edisi 1 Januari s/d Juni 2021
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Pertanian

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Abstract

Pod-sucking pest (Riptortus linearis) is the main pests of soybean plant. Safe and environmentally friendly control is the use of botanical insecticides from tuba plant (Derris elliptica). This study aims to obtain the effective concentration of tuba root extract powder (Derriselliptica) to control pod-sucking pests (Riptortus linearis) in soybean plant.This research was conducted at the Plant Pest Laboratory, Faculty of Agriculture, Riau University and Jalan Rajawali Sakti, Panam, Pekanbaru. The research was conducted with an experimental method using a complete randomized design (CRD) consisting of 6 treatments and 4 replications. Concentration treatment of tuba root extract powder given was the concentration of tuba root extract powderof 0 g.l-1 water, 20 g.l-1 water, 40 g.l-1 water, 60 g.l-1 water, 80 g.l-1 water, and 100 g.l-1 water. The parameters observed were the initial time of death, lethal time50, daily mortality, total mortality, and changes in behavior and morphology. The results present that the concentration of 100 g.l-1 water was the most effective concentration with the fastest initial death at 3,75 hours, the fastest LT50 at 47,25 hours, the percentage of daily mortality was 32,5% on the first day after application, and a total mortality of 92,50 % during 90 hours of observation. Key words:Derris elliptica, Riptortus linearis, botanical insecticide,  concentration.
Peningkatan Hasil Belajar Peserta Didik dalam Pembelajaran PKN Menggunakan Model Picture And Picture di Kelas IV SD Putri, Nela Eka; Reinita, Reinita; Muhammadi, Muhammadi
e-Jurnal Inovasi Pembelajaran Sekolah Dasar Vol 6, No 2 (2018): (Mei-Agustus) e-JIPSD
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/e-jipsd.v6i2.3679

Abstract

The aim of the research is to improve the students’ learning outcome in civics subject by using Picture And Picture at 4th grade of SDN 09 Koto Luar,padang. The classroom-action research is conducted in the research by using both qualitative and qualitative approaches. The subjects of the research were the teacher and 29 students of the school (17 male students,and 12 female students).this research was conducted in two cycles where each cycle consists of planning,acting,observing and reflecting. The results of the research shows that there are an improvemrnt:a)the Lesson plan increased from 71,4%% ii cycle i to 92,8% in cycle II: b) the teacher’s aspect increased from 80,5% in cycle i to 97,2% incycle II: the students’ learning aspect also increased from 83,3% in cycle i to 94,4% in cycle II: c) the students’ learning outcome increased from 63,8 in cycle i to 84,5 in cycle II. Thus, the use of picture and picture model has improved the students’ learning outcome in learning civics subject at 4th grade of SDN 09 Koto Luar, padang.Key words: Learning outcomes, civic subject,Picture And Picture
Peningkatan Hasil Belajar Peserta Didik dalam Pembelajaran PKN Menggunakan Model Picture And Picture di Kelas IV SD Putri, Nela Eka; Reinita, Reinita; Muhammadi, Muhammadi
e-Jurnal Inovasi Pembelajaran Sekolah Dasar Vol 6, No 2 (2018): (Mei-Agustus) e-JIPSD
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/e-jipsd.v6i2.3679

Abstract

The aim of the research is to improve the students’ learning outcome in civics subject by using Picture And Picture at 4th grade of SDN 09 Koto Luar,padang. The classroom-action research is conducted in the research by using both qualitative and qualitative approaches. The subjects of the research were the teacher and 29 students of the school (17 male students,and 12 female students).this research was conducted in two cycles where each cycle consists of planning,acting,observing and reflecting. The results of the research shows that there are an improvemrnt:a)the Lesson plan increased from 71,4%% ii cycle i to 92,8% in cycle II: b) the teacher’s aspect increased from 80,5% in cycle i to 97,2% incycle II: the students’ learning aspect also increased from 83,3% in cycle i to 94,4% in cycle II: c) the students’ learning outcome increased from 63,8 in cycle i to 84,5 in cycle II. Thus, the use of picture and picture model has improved the students’ learning outcome in learning civics subject at 4th grade of SDN 09 Koto Luar, padang.Key words: Learning outcomes, civic subject,Picture And Picture