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Journal : bionature

Keanekaragaman dan Peranan Serangga Pengunjung Pada Tanaman Kacang Panjang di Kecamatan Kerkap Kabupaten Bengkulu Utara Provinsi Bengkulu Endang Sulaiman; Pariyanto Pariyanto; Apriza Fitriani; Yuni Puspita
bionature Vol 23, No 2 (2022): Oktober
Publisher : Fakultas MIPA UNM

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35580/bionature.v23i2.35619

Abstract

This study aims to determine the Diversity and Role of Visitor Insects on Long Bean Plants in Kerkap District, North Bengkulu Regency. The location of this research is in 4 villages in Kerkap District, North Bengkulu Regency. This study uses a direct survey method to the research location which has been carried out in January – February 2022. The method used in this study is a survey method directly to the field while the sampling of insects is by purposive sampling. Based on the results of research that has been carried out on a long bean plantation (Vigna sinensis.L) in Kerkap District, North Bengkulu Regency, it was found that insects belong to 6 orders, 16 families and 26 species. The diversity was to index of visitor insects to obtained from 4 villages in Kerkap District that was categorized as moderate, namely (H') = 1.084. The results of measurements were of ecological factors in long bean plantations in Kerkap District, North Bengkulu Regency that ranged from 28ºC - 37ºC, air humidity ranged from 46% - 69% and light intensity ranged from 1105 Lux - 2846 Lux.
Keanekaragaman dan Karakteristik Morfometrik Ikan Air Tawar di Sungai Lais Kecamatan Lais Kabupaten Bengkulu Utara Provinsi Bengkulu Pariyanto Pariyanto; Apriza Fitriani; Panji Prasatyo
bionature Vol 22, No 1 (2021): April
Publisher : Fakultas MIPA UNM

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35580/bionature.v22i1.20614

Abstract

Abstract. This study aims to determine the diversity and characteristics of freshwater fish in Sungai lais, lais sub-district, Bengkulu Utara district, Bengkulu province. This research was conducted using survey methods and to obtain primary data taken into the field by direct capture. Samples were taken in sungai lais, lais sub-district, Bengkulu Utara regency is done by dividing 3 stations. Measurement of fish morphometric characteristics is done by measuring fish body parts including, total length (PT), standard length (PB), head length (PK), height (TB), body width (LB) and tail height (TE). The results showed that the diversity index which is found in the lais river which is classified as low, with a diversity index at station A 0.666, station B 0.724 and station C 0.522. The types of fish found in this study consisted of 8 species namely Cyprinus carpio (goldfish), Osteohilus vittatus (palau fish), Anabas testudienus (fish betok), Channa striata (cork fish), Oreochromis niloticus (tilapia), Oreochromis mossambicus (tilapia fish), Trighogaster trichopterus (sepat fish), and Clarias batrachus (catfish).Keywords: Diversity, Fish, Lais River, Morphometric Characteristic