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Keanekaragaman Makrozoobentos Sebagai Bioindikator di Perairan Lentik Kawasan Rawa Jombor Klaten Jawa Tengah Sandhie Budi Himawan; Yuni Tri Hewindati
MANILKARA: Journal of Bioscience Vol 1 No 1 (2022): August
Publisher : LPPM Universitas Terbuka

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (447.108 KB) | DOI: 10.33830/manilkara.v1i1.3394.2022

Abstract

Organisms that live permanently on the bottom of lentic or still waters, such as macrozoobenthos, are very susceptible to changes in water quality that can have an impact on their composition and abundance. Because of their tolerance to environmental changes, these organisms are often used as an indicator in physical and chemical changes in the aquatic environment. Rawa Jombor or Jombor swamp is a lentic freshwater in Krakitan Village, Bayat District, Klaten, Central Java. In addition to tourism, the surrounding community uses Rawa Jombor in their daily activities for floating market and fish cages. The existence of these various activities can produce waste and garbage which then settles to the bottom of the waters and has an impact on reducing water quality. This study aims to examine the diversity and distribution of macrozoobenthos. Water quality was measured by taking samples at three locations, namely station I (littoral zone), station II (limnetic zone), and station III (benthic zone). Sampling at each station used a Van Veen grab sediment sampler. The Macrozoobenthos Diversity Index was determined using the Shannon & Wiener formula. The diversity index values for stations I, II, and III are 1.579; 1.566; and 1.785, respectively, with moderate levels of community diversity. 14 types of macrozoobenthos were identified, of which Tubifex tubifex was the most abundant species in station 1 and station 2. Meanwhile at station 3 is dominated by Anentome Helena. Based on the analysis of organism diversity and the results of water quality inspection in our study, it shows that the water quality in the Jombor swamp is classified as moderately polluted.
Pembuatan Eco-Enzyme di Kelurahan Pondok Cabe Ilir, Pamulang, Tangerang Selatan: Solusi Penanganan Sampah Organik pada Level Rumah Tangga Sri Utami; Elizabeth Novi Kusumaningrum; Yuni Tri Hewindati; Heny Kurniawati; Fawzi Rahmadiyan Zuhairi; Budi Prasetyo
I-Com: Indonesian Community Journal Vol 3 No 2 (2023): I-Com: Indonesian Community Journal (Juni 2023)
Publisher : Fakultas Sains Dan Teknologi, Universitas Raden Rahmat Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (513.907 KB) | DOI: 10.33379/icom.v3i2.2413

Abstract

Produksi sampah rumah tangga terus mengalami peningkatan jumlah setiap tahunnya, dan sampah organik menempati proporsi terbesar dari total produksi sampah. Salah satu cara efektif dalam mengatasi permasalahan sampah rumah tangga yakni melalui pembuatan eco-enzyme. Kegiatan Pengabdian kepada Masyarakat ini bertujuan untuk mealukan pemberdayaan masyarakat di wilayah Pamulang, Tangerang Selatan Banten melalui praktik pelatihan pembuatan eco-enzyme. Metode pelaksanaan meliputi pembentukan struktur organisasi kelompok penggerak, pemberian penyuluhan tentang eco-enzyme, pelatihan dan pendampingan pembuatan eco-enzyme, monitoring pembuatan eco-enzyme, dan pendampingan panen eco-enzyme. Hasil kegiatan menunjukkan bahwa masyarakat memperoleh pengetahuan dan keterampilan tentang pemanfaatan sisa-sisa bahan sayuran dan buah-buahan yang sudah tidak dikonsumsi di lingkungan rumah tangganya untuk dijadikan eco-enzyme. Cairan ini dapat dimanfaatkan sebagai pembersih serba guna, pupuk, perbaikan kualitas udara, dan pemanfaatan lainnya di kehidupan sehari-hari.