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Analisis Kausalitas Infrastruktur Telekomunikasi, Pertumbuhan Ekonomi dan Pembangunan Ekonomi di Indonesia Annisa Khaira; Ariusni Ariusni
Jurnal Kajian Ekonomi dan Pembangunan Vol 2, No 1 (2020): Jurnal Kajian Ekonomi dan Pembangunan
Publisher : Universitas Negeri Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (878.644 KB) | DOI: 10.24036/jkep.v2i1.8795

Abstract

This research explains about Analysis of causality beetwen Telecommunications Infrastructure, Economic Growth And Economic Development in Indonesia. This research uses a  panel data start from 2012 – 2017,consisting of 33 province in Indonesia with proccessing method that use PVAR. Data was obtained from BPS report in every years. Reaserch results explain that (1) Telecommunications infrastructure has no causality influence one direction or two direction to economic to economic growth in Indonesia (2) Telecommunications infrastructure has  causality influence one or two direction to economic to economic growth in Indonesia (3) Economic growth has no causality influence one direction or two direction economic development in Indonesia.
Rice Growth Response to Drought Simulation Treatment Using PEG Annisa Khaira; Zulyusri Zulyusri; Afifatul Achyar; Dwi Hilda Putri; Yusni Atifah; Violita Violita
Bioscience Vol 7, No 2 (2023): Biology
Publisher : UNIVERSITAS NEGERI PADANG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/bsc.v7i2.122674

Abstract

Rice is the main food source for Indonesians. The demand for rice to meet people's needs increases every year due to population growth and efforts to improve nutrition by the community. One of the problems that can affect rice production is drought. Drought is an environmental condition when plants do not get enough water to grow and develop optimally, which can cause a decrease in rice production. To find out how rice growth responds to drought, a study was carried out by giving drought simulation treatments using polyethylene glycol (PEG) on several rice varieties. This study used a completely randomized design that was arranged in a factorial manner with two factors. The first factor was the rice varieties (Harum, Situbagendit, Rosna) the second factor was 0% and 20% PEG concentration. The data obtained were then analyzed statistically using a two-way ANOVA test, and if the results were significantly different, then proceed with Duncan's test at the 5% level.The results showed that the drought simulation treatment had a negative effect on rice growth. Drought simulation treatment using 20% PEG resulted in a decrease in Kadar air relatif (KAR), root length, plant height, and root dry weight of rice. The highest decrease in KAR was found in the sensitive rice variety (Rosna), which was 43.42%. The highest average root length (7.99 cm) was on the sitabaendit variety, and the lowest (5.61) was on the rosna variety. The highest average crown height (17.32 cm) and the lowest (6.61) were on the rosna variety.