Zobrazeno 1 - 10
of 21
pro vyhledávání: '"V S Durve"'
Publikováno v:
Journal of environmental scienceengineering. 50(2)
Udaipur, Banswara and Dungarpur districts of southern Rajasthan (India) have dominance of tribal population. In these districts besides other water resources, hand pumps are catering the need for drinking water. The present study was undertaken to as
Publikováno v:
Acta Hydrochimica et Hydrobiologica. 16:517-524
The quantitative and qualitative relationships within phyto- and zooplanktonic communities were examined for a period of one year in a small eutrophic lake in Udaipur, through the application of diversity indices. The results revealed that a higher p
Autor:
P. S. Rao, V. S. Durve
Publikováno v:
Acta Hydrochimica et Hydrobiologica. 17:167-178
Autor:
V. S. Durve, H. K. Vardia
Publikováno v:
Hydrobiologia. 77:155-159
The paper deals with the variations in the toxicity of 2,4-D to Cyprinus carpio at different temperatures during different seasons of the year. The higher temperature has higher toxicity and vice versa at the same concentration. The TLm values indica
Autor:
P. K. Gupta, V. S. Durve
Publikováno v:
Acta Hydrochimica et Hydrobiologica. 14:433-437
The freshwater pondsnail Viviparus bengalensis (LINNAEUS) was exposed to sublethal concentrations of pentachlorophenol (1.561 mg/l) and sodium pentachlorophenate (0.991 mg/l). Both the chemicals caused considerable damage in the mantle of the snail.
Publikováno v:
Hydrobiologia. 83:461-464
Static bioassays with copper (as CuSO4 · 5H2O) were conducted in laboratory with a freshwater pond snailViviparus bengalensis, at different environmental temperatures. The 96 hr LC50 values in ppm of Cu were 0.060 at 32.5 °C; 0.066 at 24 °C; 0.09
Autor:
R. T. Lovell, V. S. Durve
Publikováno v:
Canadian Journal of Fisheries and Aquatic Sciences. 39:948-951
Channel catfish (Ictalurus punctatus) fingerlings were fed semipurified diets containing 0–150 mg/kg of vitamin C for 14 wk and subsequently at two temperature regimes infected with the pathogenic bacterium Edwardsiella tarda. Mortality rates were
Autor:
V. S. Durve, H. K. Vardia
Publikováno v:
Acta Hydrochimica et Hydrobilogica. 9:219-223
Autor:
V S Durve, H K Vardia
Publikováno v:
Proceedings: Animal Sciences. 93:691-695
Phenoxy herbicides 2,4-D, its sodium and ethyl amine salts and ethyl esters, commonly used in aquatic weed eradication programmes, were tested by acute and static bioassay investigations on a cyprinid fishLebistes (Poecilia) reticulatus under laborat
Publikováno v:
Acta Hydrochimica et Hydrobiologica. 13:53-58
The LC50 for 12… 96 h of a distillery waste water were determined for Lebistes reticulatus, Lymnaea luteola, Lymnaea acuminata and Viviparus bengalensis in the batch experiment with daily exchange of the medium. The sensitivity of the species incre