Arsenic mobility in groundwater surface water systems in carbonate rich pleistocene glacial drift aquife
Evaluation of Local Feed Resources for Hybrid Catfish (Clarias macrocephalus x C. gariepinus) in Smallholder Fish Farming Systems in Central Vietnam
... most other animals: arginine, histidine, isoleucine, leucine, lysine, methionine, phenylalanine, threonine, tryptophan and valine (NRC, 1993). 2.5.2 Lysine requirement Lysine requirement values ... survive and grow in shallow and turbid water, performs well in low-input extensive systems as well as in high- input intensive systems, is highly resistant to disease and parasites in...
Ngày tải lên: 13/03/2014, 19:19
Leaching of arsenic in response to organic matter contamination in groundwater treatment practice
... sites in China were the major incidents of arsenic contamination in groundwater. Between 2000 and 2005, arsenic- related groundwater problems have emerged in different Asian countries, including ... still expanding. Recent updates on chronic arsenicism in PR China (Xia and Liu, 2004) state that, up to now, chronic arsenicism via drinking -water is found in Taiwan, Xinjian...
Ngày tải lên: 05/09/2013, 09:38
Children’s Health Deficits due to Diarrhoea: Effects of Water Supply and Sanitation Systems in Slums with Different Water Logging Conditions
... types of inundation (rainy, stagnant -water, heavy-rainy, monsoon-flood and drainage -water inundations). Ten sub- districts were selected by integrating information regarding water logging for ... NCD Households in each community ( % ) ( f ) Households using overhead hanging latrine Households using sanitary latrine Households using unsanitary latrine Households using no latrine at all...
Ngày tải lên: 05/09/2013, 10:15
Occurrence of Tetracycline-Resistant and Tetracycline- Degrading Bacteria in Wastewater Treatment Plant Effluent and Environmental Water Systems
... care products in environmental waters for controlling water pollution and sustaining water system. In this study, we added tetracycline to 6 water samples, incubated the samples in the laboratory, ... incubated at 20°C for 7 d. After incubation, the colonies obtained on the plates were counted. The colonies were inoculated in sterilized water samples containing 10 mg/L tet...
Ngày tải lên: 05/09/2013, 10:15
Tài liệu Conditions of the surface water and ground water resources in the rural area of the Mekong Delta, Vietnam pptx
... An. 5 In An Binh the usage of surface water should be minimized despite of its suitability for drink- ing water purposes. Here, it can be expected that the surface water quality is going to ... ground water in An Binh can be rated as a alkaline-earth water with higher alka- line content with a predominantly hydrogen carbonatic content whereas in Hoa An there is alkalin...
Ngày tải lên: 16/01/2014, 17:20
Báo cáo " Community based coastal resources management behind changes in surface water environment and land policy: A case study in the Tam Giang Lagoon, Central Vietnam " ppt
... percent of households are involved in agriculture and/or aquaculture, 13 percent in only fishing including net-enclosure and five percent in services such as distilling rice liquor, woodworkers, ... strongly in production activities as independent economic units for improving their lives. Following the increased in globalisation of sea food, shrimp aquaculture in the Tam Gia...
Ngày tải lên: 14/03/2014, 15:20
Bơm ECD-V - P - Types of Systems in ECD-V Series
... the engine with the ECD-V4 has been improved (by atomizing the fuel into finer particles and optimizing the rise rate of the injection pressure), and providing the injection volume and injection ... the fuel fills the injection pump, it lubricates and cools the moving parts in the injection pump. After the fuel is pressurized, it is injected into the engine cylinder by the injection nozzle....
Ngày tải lên: 23/10/2012, 09:09
The Impact of Signal Bandwidth on Indoor Wireless Systems in Dense Multipath Environments
... commands (including a homing operation) for ten trials. The final position is measured using electronic calipers allowing for a minimum detectable change in position of 25 µm, providing an upper ... mounted on a linear track, with uniform grid spacing s in both the x and y directions. 67 Figure 4.4 – Maintaining constant relative position using a 4-bar parallel linkage system in...
Ngày tải lên: 20/11/2012, 11:36
3D Videocommunication Algorithms concepts and real time systems in human centred communication
... the definition of adaptive windows. They attempt to find an ideal window in size and shape for each pixel in an image. An ideal window should not include a depth discontinuity, and the intensity variation ... describing many of the seminal systems in the area. Computing robust disparity maps in real-time requires exploiting constraints such as restricting correspondence search to 1D...
Ngày tải lên: 12/05/2013, 10:21
Risk Management of Water Environment in New Paradigm
... The fresh water evaporates from the surface of the earth and returns to the surface again as a rain. Originally rainwater itself does not contain any contaminants, however, in the process ... been trying to harmonize these cities and villages in the usage of fresh water resource and the discharging of wastewater as well, by using an engineering means of water treatment....
Ngày tải lên: 05/09/2013, 08:40