نتایج جستجو برای: water quality standard

تعداد نتایج: 1704360  

Journal: :Proceedings of National Aviation University 2005

Journal: :Environmental science & technology 2010
Philip R Trowbridge J Steve Kahl Dari A Sassan Douglas L Heath Edward M Walsh

Six watersheds in New Hampshire were studied to determine the effects of road salt on stream water quality. Specific conductance in streams was monitored every 15 min for one year using dataloggers. Chloride concentrations were calculated from specific conductance using empirical relationships. Stream chloride concentrations were directly correlated with development in the watersheds and were i...

K. K. Srilaxmi, N. Inayatullah, P. Vijayanand,

In India, the shrimp culture today has industrialized into an improved farming system and is evolved day by day into a well talented for the management. Present work was carried out in the shrimp Litopenaeus vannamei culture in Sattanathar aqua farm in the east coast of Nagai District, Tamil Nadu, India from April 2015 to August 2015. Water quality parameters for the entire culture ponds was pr...

Journal: :journal of agricultural science and technology 2015
t. öztekin s. öztekin n. geboloğlu

this experiment aimed to determine evapotranspiration, and responses of some yield and quality parameters of subsurface drip irrigated broccoli (brassica oleraceae l.). treatments included water application when available soil moistures were depleted 30, 40, and 50% during both spring and autumn cultivations. under a semi-arid climatic condition of tokat, turkey, the experiment was carried out ...

2013
R. Seshadri

Water is a key resource in all economic activities ranging from agriculture to industry. Only a tiny fraction of the planet’s abundant water is available to us as fresh water. Assessment of water quality has always been paramount in the field of environmental quality management. It is the foundation for health, hygiene, progress and prosperity.With ever increasing pressure of human population, ...

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