[PDF][PDF] Gastropods As Markers In Babura River At North Sumatra

M Sinambela, AT Barus, B Manurung… - European Chemical …, 2023 - digilib.unimed.ac.id
Gastropod from the Babura river were taken by hand and an eckman grab. There were 6
research station,(I) in upstream areas,(II) after plantation areas,(III) after pig farm,(IV) after …

[PDF][PDF] The Effects of Physical and Chemical Characteristics, to the Macrozoobenthos Communities of Babura River, Medan

M Sinambela, M Sipayung - Ann. For. Res, 2023 - digilib.unimed.ac.id
This paper reports the identification of macrozoobenthos with physico-chemical factors in
Babura River. The measured parameter is the richness of macrozoobenthos based on biotic …

Inhibition of Barium Sulfat Crystal Formation in a Batch Method Crystallizer in the Presence of Cu and Zn

N Karaman, HG Wibowo, U Aqil, J Jamari… - … Journal of Science …, 2023 - ijstm.inarah.co.id
Deposits of barium sulfate are a common issue in the oil and gas industry. The presence of
these crystals impacts oil and gas production, causing technical problems such as inhibiting …

Correlation of Macrozoobenthos Diversity Index with Physico-Chemical Factors in Lake Toba, Toba Samosir Regency

M Sinambela, M Simangunsong… - … Journal of Science …, 2023 - ijstm.inarah.co.id
This study aims to determine the macrozoobenthos in Lake Toba, Toba Samosir Regency.
This research was conducted from May to July 2018. Determination of research stations …

[PDF][PDF] Conditions Of Phytoplankton Community Structure In Lake Toba Ajibata, Toba Samosir Regency

M Sinambela, S Simangunsong… - International Journal of …, 2023 - ijsenet.com
SEM-EDX ANALYSIS OF AN ANCIENT STONE STATUE Page 1 International Journal of
Science and Environment https://ijsenet.com 66 Conditions Of Phytoplankton Community …