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PEMANFAATAN PSEUDOMONAS AERUGINOSA UNTUK PENINGKATAN KUALITAS KOMPOS KERTAS DAN PENDEGRADASI LOGAM BERAT Fitria, Anita Dwy; Yuliyani, Leny; Febryani, Noor; Alfath, Jusan Zaki; Sundawa, Rendi; Oktavia, Revina
Jurnal Tanah dan Sumberdaya Lahan Vol. 12 No. 2 (2025)
Publisher : Departemen Tanah, Fakultas Pertanian, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21776/ub.jtsl.2025.012.2.5

Abstract

Improving the quality of compost paper is important to increase the availability of nutrients and reduce heavy metals. The quality of compost paper can be improved by using Pseudomonas aeruginosa bacteria, which can help mineralize nutrients and break down or convert heavy metals into less harmful forms. This study used a completely randomized design with five treatments in different concentrations of Pseudomonas aeruginosa bacteria (10%, 15%, 20%, and 25%). The analysis parameters used were pH H2O, Total N, organic C, C:N, Pb and Hg in the resulting compost. The results showed that the KK3 treatment produced higher pH H2O and Total N than other treatments. The availability of Pb metal on KK3 produced a relatively smaller value compared to other treatments, likewise, although it was not significantly different from C. The correlation results showed no significant relationship (p>0.05) between increasing doses of Pseudomonas aeruginosa and the availability of nutrients and heavy metals. The mineralization and incubation processes were factors in the study of improving the quality of compost by using Pseudomonas aeruginosa.
STUDY OF HEMOGLOBIN LEVELS ON HEMOLYSIS SAMPLE Febryani, Noor; Amalia, Ikke Nanda; Anggraeni, Intan Dwi; Nugraha, Gilang
JURNAL INDONESIA DARI ILMU LABORATORIUM MEDIS DAN TEKNOLOGI Vol 1 No 2 (2019): Laboratory Analysis Applied to Medical Properties
Publisher : Universitas Nahdlatul Ulama Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33086/ijmlst.v1i2.1311

Abstract

Hemolysis can significantly affect the reliability of test results and occur in the pre-analytical phase. The aim of this study is to reveals the correlation of hemoglobin levels on hemolysis sample. This experimental study was carried out using samples from thirty students of Medical Laboratory Technology study program of the Nahdlatul Ulama University of Surabaya. Blood samples were treated by hard shaken in 30 times in order to damage the middle part of the blood sample. Data on hemoglobin levels were collected and analyzed using the Pearson Correlation Test before and after treatment with significant value p < 0.05 indicating that there was a significant correlation. Hemoglobin concentrations were strongly positive for the hemolysis of the sample (p = 0.000). The conclusion is that sample hemolysis has a potency to be the confounding factor on the hemoglobin test.