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Temporal Distribution Of Arthropoda Types On Purchase (Portulaca oleracea L.) In Red Chillia Agricultural Land, Afdeling Ii Village Rantau Prapat, Bilah Barat District, Labuhanbatu Regency Harahap, Syukur; Sepriani, Yusmaidar; Walida, Hilwa; Rizal, Khairul
International Journal of Science and Environment (IJSE) Vol. 2 No. 2 (2022): May 2022
Publisher : CV. Inara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (190.449 KB) | DOI: 10.51601/ijse.v2i2.23

Abstract

The purpose of this study was to analyze and describe the temporal distribution of arthropods on purslane (Portulaca oleracea L.) on red chili farms, Afdeling II Village, West Bilah Subdistrict, Labuhanbatu Regency. This research method is descriptive exploratory research with a quantitative approach. This is to describe and analyze the temporal distribution of arthropods in purslane (Portulaca oleracea L.). Data was observed from the arrival of arthropods at a predetermined time, namely three 3 observation times, including: time I (07.00-08.00), time II (12.00-13.00), and time III (16.00-17.00) for 10 minutes. Each time the observation was repeated 4 times. The results of this study showed that the daily visits of arthropods at 12.00-13.00 were higher than the daily visits at 07.00-08.00 and 16.00-17.00. Each family of arthropods has a different level of daily visits at each time of arrival which is caused by internal factors (physiological, reproductive ability, life cycle, age) and external factors (physical factors, food, temperature and humidity). The daily visit frequency of this arthropod indicates that purslane (Portulaca oleracea L.) is a habitat for arthropods and can be used as a refugia plant.
The Effect of Npk 16 16 16 Fertilizer and Time of Application on the Growth of Red Chili Plants in Afdeling 2 Plantation, West Bilah District, Labuhanbatu Regency Wahyudi, Mas; Sepriani, Yusmaidar; Ainy Dalimunthe, Badrul; Hariyati Adam, Dini
International Journal of Science and Environment (IJSE) Vol. 2 No. 3 (2022): August 2022
Publisher : CV. Inara

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (162.899 KB) | DOI: 10.51601/ijse.v2i3.26

Abstract

The need for curly red chili plants for nutrients can be met with appropriate fertilization according to the needs of the plant itself, fertilization aims to improve plant fertility to plant growth. The purpose of this study was to determine the effect of npk16-16-16 fertilizer and application time on red chili plant growth. The research was conducted in Afdeling 2 plantation area, West Bila Subdistrict, Labuhanbatu Regency. This research was carried out from October 2021 to February 2022. The design used in this study was a randomized block design (RAK) and used a 3x3 factorial consisting of 2 factors. The first factor was the application of NPK 16 16 16 fertilizer with 3 levels, P1: a dose of 3 g/plant, P2: a dose of 6 g/plant, P3: a dose of 9 g/plant. The second factor is the application time of NPK 16-16-16 fertilizer with 3 levels, K1: once a week, K2: once every 2 weeks, K3: once every 3 weeks. Observational data were analyzed with a 5% level of variance to determine whether there was a significant difference between treatments. Followed by Duncan's New Multiple Range Test (DMRT) level 5% if there is a significant difference in each treatment. The results showed that the treatment at a dose of 9 g/plant gave a good trend in plant height growth. while the dose of 6 g/plant gave a tendency of good yields in all yields and several observations of the growth of flowering age and leaf area.