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PENGARUH KONSENTRASI DAN LAMA DERAAN ETANOL PADA VIABILITAS BENIH CAISIN (Brassica rapa L. cv. grup Caisin) Jumawati, Riana; Wahyuni, Ari; Putri, Ria; Paulina, Maria
Jurnal Agroteknologi dan Pertanian (JURAGAN) Vol 2 No 1 (2021): JURAGAN (JURNAL AGROTEKNOLOGI DAN PERTANIAN) April 2021
Publisher : LPPM Universitas Bina Insan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32767/juragan.v2i1.47

Abstract

Mustard greens (Brassica rapa L.) is a vegetable crop that is widely consumed by Indonesians. The use of quality seeds can increase productivity. The quality of seeds can decrease during the storage period. The process of quality degradation is a natural and unavoidable process. One method of artificially fast aging of the seeds is by electrocuting the seeds using chemicals. Depression of seeds with alcohol can be used to test the deterioration of seeds due to poisoning caused by alcohol. This study aims to influence the ethanol / alcohol concentration and the duration of agitation on the viability of caisin seeds. This study used a factorial treatment design (2x5) in a completely randomized design (CRD) with four replications. The first factor is the concentration of ethanol (20% and 25%) and the second factor is the duration of the stroke (30, 60, 90, 120, and 150 minutes). The results showed that the ethanol concentration and the calming time had a significant effect on the viability of the caisin seeds. The viability of caisin seeds decreased to 45.5% with ethanol pressure for 150 minutes at a concentration of 20%.
Transfer Teknologi Pengembangan Bibit Buah Alpukat Unggul Lokal Dengan Metode Sambung Pucuk Pada CV. Jaya Mandiri Agro, Pekalongan, Lampung Timur Septiana, Septiana; A Hakim, Nurman; Chrisna P Pradana, Onny; Dewi, Ratna; Putri, Ria; H Zaini, Akbar; N Andini, Siti; Wahyuni, Ari
Jurnal Abimana (Jurnal Pengabdian Kepada Masyarakat Nasional) Vol 1 No 2 (2024): Desember
Publisher : Pusat Penelitian dan Pengabdian Kepada Masyarakat Politeknik Negeri Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25181/abimana.v1i2.3944

Abstract

Bibit alpukat unggul lokal dapat dikembangkan dengan cara bermitra dengan penangkar benih/produsen bibit atau kelompok tani. CV Jaya Mandiri Agro merupakan perusahaan yang bergerak dalam bidang perdagangan dan produksi tanaman secara vegetatif khususnya dibidang tanaman Hortikultura dan bertempat di desa Badransari, Tulusrejo, Kecamatan Pekalongan, Kabupaten Lampung Timur, Provinsi Lampung. Pengembangan bibit alpukat unggul lokal perlu dilakukan guna melestarikan sumber daya genetik unggul serta dapat dijadikan sebagai calon bibit unggul untuk didaftarkan sebagai varietas lokal. Metode perbanyakan bibit alpukat salah satunya adalah dengan cara metode sambung pucuk. Metode perbanyakan dengan cara termasuk ke dalam metode perbanyakan secara vegetatif, dengan keunggulan akan menghasilkan keturunan yang memiliki sifat yang sama dengan induknya. Selain mudah untuk dilakukan oleh petani, metode perbanyakan dengan cara sambung pucuk tidak memerlukan biaya yang besar. Oleh karena itu, pada program pengabdian ini akan dilakukan transfer teknologi kepada CV Jaya Mandiri Agro mengenai pengembangan durian unggul lokal Lampung dengan metode sambung pucuk. Dengan adanya kegiatan ini ini diharapkan dapat meningkatkan pengetahuan dan ketrampilan praktis sambung pucuk alpukat unggul lokal Lampung.
Pengujian Periode After-Ripening pada Beberapa Benih Padi (Oryza sativa L.) Varietas Unggul Indria Rini, Sinta; Putri, Ria; Chrisna Pandu Pradana, Onny; Wahyudi, Anung
J-Plantasimbiosa Vol. 7 No. 1 (2025)
Publisher : Politeknik Negeri Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25181/jplantasimbiosa.v7i1.3868

Abstract

Rice (Oryza sativa L.) plays a crucial role in Indonesia's food security. The use of high-quality seeds is essential to improve rice productivity. One of the factors affecting seed quality is seed physiology, particularly the physiological processes after harvest, known as after-ripening. After-ripening is a process that enables seeds to germinate after a certain period of dry storage. This study aims to determine the duration of the after-ripening period in several superior rice varieties and identify the variety with the shortest after-ripening period among those tested. The research was conducted at the Seed Analysis Laboratory, Lampung State Polytechnic, from November 2023 to January 2024, using a factorial Completely Randomized Design (CRD). The first factor was the after-ripening period (ranging from 0 to 6 weeks), and the second factor was the rice varieties (Gilirang, Inpari 42, and Inpari 43). Each experimental unit consisted of 100 rice seeds. Data were analyzed using ANOVA and further tested with Duncan’s Multiple Range Test (DMRT) at a 5% significance level. The results showed that the after-ripening period varied among the varieties. The Gilirang variety completed its after-ripening period within 1 week, while Inpari 42 and Inpari 43 required 2 and 3 weeks, respectively. The Gilirang variety demonstrated the shortest after-ripening period, than the Inpari 42 and Inpari 43 varieties.
PENGARUH KEBIJAKAN DIVIDEN, KEBIJAKAN HUTANG DAN PROFITABILITAS TERHADAP NILAI PERUSAHAAN MANUFAKTUR YANG TERDAFTAR DI BURSA EFEK INDONESIA (BEI) PERIODE 2005-2010 Mardiyati, Umi; Ahmad, Gatot Nazir; Putri, Ria
JRMSI - Jurnal Riset Manajemen Sains Indonesia Vol. 3 No. 1 (2012): Jurnal Riset Manajemen Sains Indonesia
Publisher : Fakultas Ekonomi, Universitas Negeri Jakarta

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (399.85 KB)

Abstract

The main purposes of this research is to test the influence of dividend policy, debt policy and profitability toward corporate value by considering good corporate governance as control variable. This research uses manufacturing companies population that listed on Indonesian Stock Exchange with the observation period 2005-2010. Data collection method used purposive sampling method. The amount of sample using 78 samples. This research is tested with SPSS aplication. This research use ordinary least square method indicate that dividend policy has a positif but not significant on corporate value, debt policy has positif but not significant on corporate value, and profitability has positif significant. Furthermore, this research using insider ownership as control variable that only can changes one independent variable, there is: coefficient of debt policy to corporate value. So, debt policy has negatif but not significant on corporate value. Simultanously, variable of DPR, DER and ROE has significant effect to PBV and with insider ownership as control variable, variable of DPR, DER, ROE and insider ownership has significant effect to PBV. Key words:
PENGARUH KONSENTRASI DAN LAMA DERAAN ETANOL PADA VIABILITAS BENIH CAISIN (Brassica rapa L. cv. grup Caisin) Jumawati, Riana; Wahyuni, Ari; Putri, Ria; Paulina, Maria
Jurnal Agroteknologi dan Pertanian (JURAGAN) Vol 2 No 1 (2021): JURAGAN (JURNAL AGROTEKNOLOGI DAN PERTANIAN) April 2021
Publisher : LPPM Universitas Bina Insan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32767/juragan.v2i1.47

Abstract

Mustard greens (Brassica rapa L.) is a vegetable crop that is widely consumed by Indonesians. The use of quality seeds can increase productivity. The quality of seeds can decrease during the storage period. The process of quality degradation is a natural and unavoidable process. One method of artificially fast aging of the seeds is by electrocuting the seeds using chemicals. Depression of seeds with alcohol can be used to test the deterioration of seeds due to poisoning caused by alcohol. This study aims to influence the ethanol / alcohol concentration and the duration of agitation on the viability of caisin seeds. This study used a factorial treatment design (2x5) in a completely randomized design (CRD) with four replications. The first factor is the concentration of ethanol (20% and 25%) and the second factor is the duration of the stroke (30, 60, 90, 120, and 150 minutes). The results showed that the ethanol concentration and the calming time had a significant effect on the viability of the caisin seeds. The viability of caisin seeds decreased to 45.5% with ethanol pressure for 150 minutes at a concentration of 20%.
PENGARUH TRAINING RESISTANCE XANDER DAN RESERVE CROSSOVER TERHADAP FREKUENSI TENDANGAN SABIT PADA ATLET PENCAK SILAT KLUB DHEGA MARDIANSYAH Putri, Ria; Syarifoeddin, Elya Wibawa; Hartika, Ruki Febri
Gelora : Jurnal Pendidikan Olahraga dan Kesehatan IKIP Mataram Vol. 10 No. 1 (2023): MARET
Publisher : Universitas Pendidikan Mandalika

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33394/gjpok.v10i1.8773

Abstract

Permasalahan pada penelitian ini adalah Kecepatan Tendangan Sabit yang kurang baik  ketika observasi. Penelitian ini bertujuan untuk mengetahui ada atau tidaknya pengaruh latihan Training Resistance Xander dan Latihan Reserve Crossover terhadap Frekuensi Tendangan Sabit pada Atlet Klub Dhega Mardiansyah. Dalam penelitian ini penulis meneliti tentang Latihan Training Resistance Xander dan Latihan Reserve Crossover terhadap Frekuensi Tendangan Sabit. Metode yang digunakan penelitian ini adalah Metode Experimen dengan Design penelitian The Pre-test Posttest two Treatment Design. Didalam penelitian ini penulis mengambil sampel sebanyak 20 orang. Instrumen penelitian yang digunakan adalah tes kecepatan tendangan selama 10 detik. Berdasarkan pengolahan dan analisis data peningkatan dari hasil test awal latihan Training Resistance Xander uji hipotesis dengan uji-t sampel sejenis diperoleh t-hitung latihan Training Resistance Xander yaitu 5,417> t-tabel 1,833 dengan demikian Ho ditolak dan Ha diterima. Maka peneliti mengambil kesimpulan yaitu : “ ada pengaruh latihan Training Resistance Xander terhadap Frekuensi Tendangan Sabit pada Atlet Klub Dhega Mardiansyah Tahun 2023”. Sedangkan uji hipotesis dengan uji t sampel sejenis diperoleh nilai t-hitung latihan Reserve Crossover yaitu 5,746> t-tabel 1,833 dengan demikian Ho ditolak dan Ha diterima. Maka peneliti mengambil kesimpulan yaitu : “ada pengaruh latihan Reserve Crossover terhadap Frekuensi Tendangan Sabit pada Atlet Klub Dhega Mardiansyah Tahun 2023
Phenotypic Evaluation and Potential of Superior Varieties in Hybrid Watermelon (F1) from Single Cross Wahyudi, Anung; Tarigan, Yesika; Putri, Ria; Zaini, Akbar Hidayatullah; Septiana, Septiana; Sahidah, April Lia
Journal of Applied Agricultural Science and Technology Vol. 9 No. 4 (2025): Journal of Applied Agricultural Science and Technology
Publisher : Green Engineering Society

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55043/jaast.v9i4.473

Abstract

Superior hybrid watermelon seeds developed by university plant breeders are currently very limited, with most farmers relying on seeds from national seed companies. This research aims to identify the superior characteristics of watermelon plants, both qualitatively and quantitatively. This study employed a Randomized Block Design (RBD), with six F1 hybrid watermelon lines and four control varieties as factors. Data were analyzed using the F-test, and significant differences were further examined using the Least Significant Difference (LSD) test at the 5% level. Qualitative data were used to cluster analysis based on agronomic characteristics, calculated using NTSYS software. The results indicate significant variations in several morphological and agronomic traits among watermelon genotypes. Genotype WM 2210-1606 is superior in stem diameter, flowering time, and early harvest. Genotype WM 2210-1110 excels in vine and leaf length. GARNIS has the highest fruit weight, and WM 2210-1606 shows higher sugar content at the fruit's edge. Cluster analysis divides the genotypes into three main groups based on trait similarities. These variations highlight the potential for improving watermelon quality through breeding superior genotypes.