scholarly journals A COMPARATIVE STUDY OF PHYSICO-CHEMICAL PARAMETERS OF THE FRESHWATER PONDS FROM SANGAMNER TALUKA OF AHMEDNAGAR, MAHARASHTRA, INDIA

2020 ◽  
Vol 02 (02) ◽  
pp. 137-142 ◽  
Author(s):  
R. V. Bhagde ◽  
S. A. Pingle ◽  
M. R. Bhoye ◽  
S. S. Pansambal ◽  
D. R. Deshmukh
2016 ◽  
Vol 6 (1) ◽  
pp. 57-62
Author(s):  
B. R. Subba ◽  
N. Balmiki ◽  
P. K. Yadav

A comparative study of water chemistry of Keshaliya, Shinghiya and Lohandra rivers of Province No 1, Morang District, Nepal was performed for one spring season in 2016. Altogether 18 physico-chemical parameters were selected to be determined for each river during spring season. The values of each parameter recorded for the above rivers were pH (6.59 to 8.08), temperature (22.4 to 30.30C), electrical conductivity (336 to 537 NTU), DO (4.17 to 10.65 mg/l), total dissolved solids (168 to 268.5 mg/l), total hardness (145 to 204 mg/l), calcium hardness (106 to 180 mg/l), total alkalinity (172 to 226 mg/l), Silica (180 to 393 mg/l), total nitrogen (4.2 to 14 mg/l) total phosphorous (0.07 to 0.45 mg/l), BOD (4.24 to 126.27 mg/l), COD (9.20 to 252 mg/l), nitrate (<0.05 to 0.18 mg/l), chloride (4 to 36 mg/l), magnesium (4.13 to 21.4 mg/l) and calcium (12.15 to 72.29 mg/l).


Biorheology ◽  
2015 ◽  
Vol 52 (4) ◽  
pp. 247-256 ◽  
Author(s):  
Francisco A. Guardiola ◽  
María Cuartero ◽  
María del Mar Collado-González ◽  
Marta Arizcún ◽  
F. Guillermo Díaz Baños ◽  
...  

2013 ◽  
Vol 2 ◽  
pp. 26-34
Author(s):  
Sharmin Sultana ◽  
ME Huda

Jahangirnagar University Environmental Bulletin, Vol.2, 26-34, 2013 DOI: http://dx.doi.org/10.3329/jueb.v2i0.16327


2021 ◽  
Vol 7 (1) ◽  
pp. 01-06
Author(s):  
Shashikala Kokcha ◽  
Harsha Chatrath

Purpose of the study: The purpose behind this study is to get the knowledge of the range of physicochemical parameters of the Bird's valley, Pune quarry water in comparison with the drinking water. Methodology: With the help of clean and sterilized polyethylene bottles of 1 liter capacity have been used for the collection of quarry water. Total 21 physico-chemical parameters have been analyzed and compared with the values for the drinking water. Analysis of water is carried out in the laboratory with the help of standard methods and techniques. Main Findings: Presence of mercury in quarry water is very much high i-e 0.006 mg/liter and coli form bacteria are also numerous in count. Applications of this study: This study gives us the idea about the range of the parameters of quarry water in comparison with drinking water and after the suitable treatment it could be converted into drinking water or not. Novelty/Originality of this study: Till the date no work has been done on quarry water like this, present study will help us to understand whether the quarry water could be used as a potable water or not.


2016 ◽  
Vol 23 ◽  
pp. 13-18
Author(s):  
Nilu Halder

In the present paper, altogether three algal taxa of genus Bulbochaete C. Ag. (Oedogoniales, Chlorophyceae) viz. Bulbochaete elatior f. pumila Hirn, Bulbochaete pseudoelatior Jao and Bulbochaete triangularis var. bengalensis J.P. Keshri have been morpho-taxonomically described with physico-chemical characterization of water and some additional information. These algal samples were collected as epiphytic conditions on submerged stems of angiospermic plants from two freshwater ponds in Hooghly district, West Bengal, India. All these three species are new records from this region. They were greenish, nannandrous, gynandrosporous or idioandrosporous. Most importantly, phenotypically their oospore shape was more or less alike as oogonium. The results of analyses of physico-chemical parameters of water showed that pH ranged from 7.2-7.4 (alkaline). The primary nutrients like nitrate-nitrogen (NO3-N) and phosphate (PO43-) values were measured in lower amounts (0.15-0.17 mg/l and 0.23-0.24 mg/l, respectively) which affected Bulbochaete growth and diversity in the lentic water bodies. It was interesting to note that winter season was suitable for their occurrences.ECOPRINT 23: 13-18, 2016


2007 ◽  
Vol 32 ◽  
pp. 17-25 ◽  
Author(s):  
Chinnasamy Muthukumar ◽  
Gangatharan Muralitharan ◽  
Ramasamy Vijayakumar ◽  
Annamalai Panneersevam ◽  
Nooruddin Thajuddin

ABSTRACT. Cyanobacterial biodiversity from different freshwater ponds of Thanjavur, Tamilnadu(India). Studies on the cyanobacterial biodiversity of 5 different freshwater ponds in and aroundThanjavur, Tamilnadu during summer month (June, 2004) has been made and compared their variationsamong five different ponds. In addition, certain physico-chemical parameters of pond waters such asdissolved oxygen, net productivity, pH, carbonate, bicarbonate, nitrate, nitrite, total phosphorus,inorganic phosphorus etc. were also analyzed and statistically compared with the cyanobacterialdiversity. Totally 39 species of 20 genera of cyanobacteria were recorded in all 5 different ponds.Only 6 species of cyanobacteria were identified in Pond 1 (Dabeerkulam), where a massive bloom ofMicrocystis aeruginosa was recorded, which had a significant effect in reducing the othercyanobacterial population. As many as five species namely Aphanothece microscopica, Synechocystisaquatilis, Merismopedia glauca, Oscillatoria limnetica and O. subbrevis were common in all theponds surveyed except in Pond 1.Key words. Biodiversity, ecosystem, cyanobacteria, Oscillatoria, Microcystis.RESUMEN. Biodiversidad de cianobacterias en diferentes charcas de agua dulce de Thanjavur,Tamilnadu (India). Se ha inventariado, y comparado entre sí, la biodiversidad de cianobacterias de 5charcas de agua dulce de Thanjavur, Tamilnadu (India); el estudio se llevó a cabo en junio de 2004.En paralelo, también se determinaron los valores de ciertos parámetros físico-químicos que podríanexplicar las variaciones en los valores de biodiversidad: oxígeno disuelto, productividad neta, pH,carbonato, bicarbonato, nitrato, nitrito, fósforo total, fósforo inorgánico, etc. Un total de 39 especiesde 20 géneros de cianobacterias se identificaron entre las 5 charcas. En la charca 1 (Dabeerkulam) sedetectaron 6 especies, pero cuando tuvo lugar una flor de agua de Microcystis aeruginosa las restantesespecies apenas se pudieron detectar. Cinco especies (Aphanothece microscopica, Synechocystisaquatilis, Merismopedia glauca, Oscillatoria limnetica y O. subbrevis fueron comunes en todas lascharcas con excepción de la número 1.Palabras clave. Biodiversidad, cianobacterias, ecosistema, Oscillatoria, Microcystis.


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