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2.322  Articles
1 of 233 pages  |  10  records  |  more records»
The river found in Samarinda City is the Karang Mumus River. This river is a tributary of the Mahakam River which divides Samarinda City in East Kalimantan. The polluting source of the Karang Mumus River comes from domestic activities such as settlements,... see more

Evaluation of nitrate and phosphate content in seawater of Jungwok Beach, Gunungkidul District, Yogyakarta, was the aim of this study. The method used was a survey with a quantitative approach. Sampling in the eastern, central and western regions of Jungw... see more

Abstrak. Penelitian ini bertujuan untuk mengetahui distribusi enzim nitrat reduktase pada tanaman cabai merah (C. annum) yang dipengaruhi oleh berbagai faktor fisiologis. Percobaan ini menggunakan Rancangan Acak Lengkap dengan banyak faktor diantaranya: F... see more

Eutrophication / Fertility of waters is an event of increasing organic matter and nutrients (especially nitrogen and phosphorus elements) that accumulate in water bodies. Eutrophication can occur due to two factors, internal factors and external factors. ... see more

This study was carried out with the aim of assessing the effectiveness of four biochar materials; in reducing nitrate leaching from soils of three different textural classes in the Nigerian Savanna region. Soil samples (0-20 cm depth) were collected from ... see more

This article presents the regularities of reduction of sulfur, nitrate and nitrite ions by sulfur reducing bacteria Desulfuromonas sp., which were isolated from the water of the man-made Yavorivske Lake (Lviv Region, Ukraine), under the influence of potas... see more

The tadpoles of four amphibian species, namely the Marsh Frog (Pelophylax ridibundus), the Iranian Long-Legged Frog (Rana macrocnemis), the Caucasian Parsley Frog (Pelodytes caucasicus) and the Variable Green Toad (Bufotes variabilis), were exposed to acu... see more

Atrazine and nitrate have been shown to act as potent oxidative stressors in amphibians either alone or in combination under stable laboratory conditions, causing histopathological alternations in liver and kidney structures at the sub-lethal concentratio... see more

Microalgae are one of the natural resources that have high potential as a source of biofuels, one of them is the marine microalgae Melosira sp.. The objective of this study was to determine the effect of increasing temperature and nitrate concentration on... see more

1 of 233 pages  |  10  records  |  more records»