(1999) ammonia removal by zeolite

THE NITRATE NITROGEN POLLUTION AND THE NITROGEN REMOVAL BY PADDY FIELD IN AGRICULTURAL AREA

THE NITRATE NITROGEN POLLUTION AND THE NITROGEN REMOVAL BY PADDY FIELD IN AGRICULTURAL AREA
... Water and Environment Technology, Vol.3, No.2, 2005 fields and forests on a plateau and a wetland which includes a paddy field in the lowlands Initial investigation showed that certain areas of the ... stubble of the previous year put into the soil during rice planting, it is considered that the organic matter from the rice stubble remained in the soil On the other hand, it is thought that the organic ... conducted by sampling soil in thin layers In the paddy rice division where rice stubbles were put into soil, neither layers show any differences In the non-vegetation plot soil, the surface and the...
  • 4
  • 180
  • 0

Cadmium Removal by the Hydroponic Culture of Giant Reed (Arundo donax) and Its Concentration in the Plant

Cadmium Removal by the Hydroponic Culture of Giant Reed (Arundo donax) and Its Concentration in the Plant
... effect of the cadmium addition on the appearance of the plant body was not observed during days in runs to Assimilation of cadmium in giant reed Fig shows the cadmium concentration in giant reed ... wetland is not enough to design the multi-functional wetland The purposes of this study are thus to clarify the dynamics of cadmium removal by giant reed, and investigate its concentration in plant ... gramineous plants, i.e., maize, oat, barley, and rice Thus, the dynamics of cadmium in giant reed culture seems to affect the GSH production Therefore, the production property of GSH in giant reed...
  • 7
  • 223
  • 0

Tài liệu Air pollution removal by urban trees and shrubs in the United States pptx

Tài liệu Air pollution removal by urban trees and shrubs in the United States pptx
... Air pollution removal and value for all urban trees in the coterminous United States Pollutant Removal (t) provide a viable means to improve air quality and help meet clean air standards in the ... cities, and consequently can help improve human health While the existing percent air quality improvements due to pollution removal by urban trees are modest, they can be improved by increasing urban ... downward flux and total removal) All of these factors combine to affect total pollution removal and the standard pollution removal rate per unit tree cover, Jacksonville's urban forest had the largest...
  • 9
  • 250
  • 0

Quantifying air pollution removal by green roofs in Chicago pptx

Quantifying air pollution removal by green roofs in Chicago pptx
... According to Taylor (2007), green roofs were installed on 300 buildings resulting in a total area of 27.87 by June 2007 There are three types of green roofs in Chicago: extensive green roofs, intensive ... approach: using green roofs for air pollution control By using a big-leaf dry deposition model, the air pollutants removed by green roofs in Chicago were quantified The result showed that the green roofs ... pollutants were highest in May and lowest in February The modeled monthly uptake of air pollutants by green roofs is shown in Fig The total air pollution removal by 19.8 of green roofs was 1675 kg...
  • 8
  • 157
  • 0

Báo cáo lâm nghiệp: " The role of glutamine synthetase, glutamate synthase and glutamate dehydrogenase in ammonia assimilation by the mycorrhizal fungus Pisolithus tinctorius" ppt

Báo cáo lâm nghiệp:
... assimilation of ammonia into glutamate by GDH activity Inhibition of glutamate synthase by azaserine blocked the transfer of amide nitrogen from glutumate to glutamine (Fig 3c) The size of the glutamate ... Rapid ammonia assimilation was shown in the controls by marked increase in the and glutamine pools after h in the fresh medium (Fig 3a) Glutamate levels remained constant after h but the glutamine ... period of high ammonia availability Ammonia was assimilated primarily into the amide of glutamine by the activity of GS, and transferred to glutamate- amino by glutamate synthase activity Inhibition...
  • 5
  • 82
  • 0

Báo cáo y học: "Resolution of cast nephropathy following free light chain removal by haemodialysis in a patient with multiple myeloma: a case report" ppsx

Báo cáo y học:
... maintained We report a case of a patient with cast nephropathy which resolved within weeks after treatment with chemotherapy and high cut-off haemodialysis Case presentation http://www.jmedicalcasereports.com/content/2/1/380 ... haemodialysis was discontinued Creatinine level at this point was 650 μmol/litre At year after discontinuation of dialysis, the patient remains symptomatically well and the myeloma is in There are ... peritoneal dialysis The patient became dialysis-independent after months with an associated reduction in serum paraprotein concentration and urinary light chain excretion A repeat renal biopsy at months...
  • 5
  • 102
  • 0

Boron removal by reverse osmosis membranes

Boron removal by reverse osmosis membranes
... potential of RO membranes was similar, its impact on boron removal by BWRO membranes was different from that by SWC4+ and ESPAB membranes RO membranes used in this Boron removal by RO membranes ii ... salinities Boron removal by RO membranes 4.2.1 Boron removal at different pH and fluxes 4.2.2 Boron removal at different salinities and pH 4.2.3 Boron removal at different salinities and pH 10 4.2.4 Boron ... salinity on boron removals by BWRO membranes at pH 9… 86 Figure 4.12 Effect of salinity on boron removals by ESPAB & SWC4+ at pH 9… 87 Figure 4.13 Effect of salinity on boron removal by BWRO membranes...
  • 133
  • 59
  • 0

simultaneous removal of arsenic and ammonia from groundwater by phytofiltration with cattails (typha spp.) cultivation tt

simultaneous removal of arsenic and ammonia from groundwater by phytofiltration with cattails (typha spp.) cultivation tt
... HANOI UNIVERSITY OF SCIENCE TECHNISCHE UNIVERSITAT DRESDEN NGUYEN TIEN CU SIMULTANEOUS REMOVAL OF ARSENIC AND AMMONIA FROM GROUNDWATER BY PHYTOFILTRATION WITH CATTAILS (TYPHA SPP.) CULTIVATION MASTER ... 36 2.5.6 Phân tích arsenic 37 CHƢƠNG - KẾT QUẢ VÀ THẢO LUẬN 40 3.1 Quá trình phát triển sinh khối cỏ nến Cattails (Typha spp.) 40 3.2 Hiệu xử lý arsenic 42 3.3 Hiệu xử lý ammonia 44 3.3.1 Ammonium-Nitrogen: ... thời arsenic ammonia từ nguồn nước bị nhiễm hai loại chất phương pháp lọc kết hợp trồng Cỏ nến (Typha spp.) Xây dựng phát triển công nghệ xử lý tối ưu cho trình xử lý loại bỏ đồng thời arsenic ammonia...
  • 30
  • 55
  • 0

simultaneous removal of arsenic and ammonia from groundwater by phytofiltration with cattails (typha spp.) cultivation

simultaneous removal of arsenic and ammonia from groundwater by phytofiltration with cattails (typha spp.) cultivation
... three phytofiltration systems with cattails (Typha spp.) cultivation could potentially be used for simultaneous removal of arsenic and ammonia from contaminated water In particular, arsenic removal ... door for phytofiltration of ammonia and arsenic- contaminated groundwater in Vietnam This study aims at: Examining simultaneous removal ability of ammonia and arsenic from contaminated water by three ... three pilot phytofiltration systems with cattails (Typha spp.) cultivation; Constructing and developing an optimal treatment technology for simultaneous removal of ammonia and arsenic (and other...
  • 63
  • 73
  • 0

Removal of congo red from wastewater by adsorption onto waste red mud

Removal of congo red from wastewater by adsorption onto waste red mud
... Namasivayam, and C and Technol., by by solutions K of waste congo slurry red J 53 : 153 - 157 (1992) N Removal waste : 32 - 42 N Removal celluosic Removal biogas by Technol Muniasamy, (1996) T ... Prot R wastewater and by hydroxide Yamuna, R adsorption Waste T on Dye waste Management, : 14 (1994) S., Prasad, G and chrome dye from aqueous : ash fly by : Indian - Jeyakumar, removal red Adsorption ... removal The be from effectively of congo adsorption isotherms byproduct, a bauxite used as adsorbent for red from wastewaters followed The an processing both Langmuir Langmuir adsorption and...
  • 17
  • 222
  • 1

Khả năng hấp thụ ammonia của Zeolite tự nhiên trong môi trường nước ở các độ mặn khác nhau

 Khả năng hấp thụ ammonia của Zeolite tự nhiên trong môi trường nước ở các độ mặn khác nhau
... việc sử dụng Zeolite, ông cho khả hấp thụ NH4+ Zeolite bị giảm thấp nước mặn khả thấp độ mặn tăng Bên cạnh đó, có ý kiến cho sử dụng Zeolite ao nuôi nước mặn để làm giảm hàm lượng Ammonia ao nuôi, ... nghiên cứu Khả hấp thụ Ammonia Zeolite tự nhiên môi trường nuôi trồng Thủy sản“ thực nhằm khảo sát khả hấp thu khí NH3, cải thiện môi trường Zeolite để từ đề xuất khuynh hướng sử dụng cách có hiệu ... 0,16mg/L) Các nghiệm thức có độ mặn cao lượng TAN thấp, tỉ lệ NH3 tồn môi trường giảm không đáng kể Như vậy, mô hình nuôi thủy sản, Zeolite khả hấp thụ TAN tốt nước nước có độ mặn cao khả giảm...
  • 7
  • 335
  • 3

Khả năng hấp thụ ammonia của Zeolite tự nhiên trong môi trường nước

Khả năng hấp thụ ammonia của Zeolite tự nhiên trong môi trường nước
... Biểu • Trên thân có lớp rong màu xanh, đen vàng bám vào Trị • Thay nước 20 – 30%, dùng thuốc diệt khuẩn, men vi sinh làm môi trường Generated by Foxit PDF Creator © Foxit Software http://www.foxitsoftware.com ... sinh kết hợp thay nước, xử lý men vsinh Generated by Foxit PDF Creator © Foxit Software http://www.foxitsoftware.com For evaluation only • Bệnh mềm vỏ: thức ăn thiếu Vitamin, môi trường xấu, đáy ... only BỆNH ĐEN MANG Biểu • Tôm yếu, mang bị đen mang phần hết mang, thân đóng lớp bùn Trị • Thay nước 20 – 30%, dùng formol 15lít/1000m2 • Trộn kháng sinh – ngày Generated by Foxit PDF Creator...
  • 8
  • 202
  • 3

BIOLOGICAL NITROGEN REMOVAL FOR LONG-TERM LANDFILL LEACHATE BY USING MLE PROCES

BIOLOGICAL NITROGEN REMOVAL FOR LONG-TERM LANDFILL LEACHATE BY USING MLE PROCES
... when treating the leachate contained total nitrogen of about 1,700~2,200 mg/L using this process, proper flow rate for obtaining removal efficiency of 80% for T-N and about 99% for NH4+-N, at the ... NH4+-N about 50 % Fig Variation of effluent nitrogen concentration and removal efficiency (a)eff nitrogen concentration, (b )nitrogen removal efficiency The removal rates of T-N and NH4+-N according ... ratio for complete biological denitrification upon addition of raw leachate 9) Effects of Hydraulic Loading Rate 2.1 Nitrogen For the experiment on hydraulic loading rate, we increased leachate...
  • 7
  • 94
  • 0

Improvement of Water Quality by Removal of Suspended Solids and High-speed Biological Filtration in Closed Water Body

Improvement of Water Quality by Removal of Suspended Solids and High-speed Biological Filtration in Closed Water Body
... arrangements of flow third tank Figure Schematic diagram for improvement of water quality by removal of SS and biological filtration in closed water bodies a a: screw motor M b: biological carrier ... Water and Environment Technology, Vol.1, No.2, 2003 Conclusion The experiment on improving water quality was carried out by removal of SS and biological filtration in the closed water body, Tokiwako ... closed water body, Tokiwako Lake in Ube city The developed system is useful for improvement of water quality in closed water body Following results could be obtained from the experiment Micro-bubble...
  • 6
  • 144
  • 0

Removal of arsenic from synthetic groundwater by adsorption using the combination of laterite and ironmodified activated carbon

Removal of arsenic from synthetic groundwater by adsorption using the combination of laterite and ironmodified activated carbon
... removal of arsenic from synthetic groundwater using sequential combination of LA and AC-Fe as adsorbents The effect of LA/AC-Fe ratio, flow rate, initial arsenic concentration and pH to the breakthrough ... (70%AsIII&30%AsV) CONCLUSION The removal of arsenic from synthetic groundwater by adsorption using LA and AC-Fe was investigated in this study Langmuir, Langmuir-Freundlich isotherms and pseudosecond order ... AC, LA, and AC-Fe and Figure illustrates the comparison of LA-AC and LA-AC-Fe These figures indicated that the combination of LA and AC-Fe is the most feasible - 50 - Journal of Water and Environment...
  • 12
  • 188
  • 0

Xem thêm

Từ khóa: reported deposition velocities of a series of gas phase and particle bound pahs to vegetation surfaces and corresponding represe nt ative lifetimes with respect to removal by depositionalgae removal by flotationmtbe removal by air stripping and advanced oxidation processesansi ashrae standard 52 2 1999 method of testing general ventilation air cleaning devices for removal efficiency by particle sizeammonia của zeolite tự nhiên trong môi trường nước1994 94 cited by vandergrift 1999 176 the performance checklist for listening comprehension process is to be used during learner apos s listening processremoval of iodine compounds from waste water streams by means of nanofiltrationfrequencies of diabetes among persons 18 years of age and older by selected characteristics united states 1999percent of diabetes among persons 18 years of age and over by selected characteristics 1999frequency distributions of body mass index among persons 18 years of age and over by selected characteristics united states 1999percent distributions of body mass index among persons 18 years of age and over by selected characteristics united states 1999banks international assets and international bonds outstanding by percentage 1999 2010outstanding by currency 1999 2010processing by the removal of heat1 000 inhabitants in santiago chile by gender and income quintile 1999 2001Dạy hat chau vẽ ông mặt tròi phát triển thẩm mĩĐề tài đèn giao thôngLUAN AN TIEN SIgiáo án 2016 phát triển ngôn ngữ h rap mlôBÀI GIẢNG PHÁT TRIỂN NHẬN THỨC ôn số lượng 4, ôn hình vương, tam giác, chữ nhậtCảnh ngày hè (bảo kính cảnh giới) ngữ văn 10Chia đối tượng 6 ra làm 2 phần làm quen với toánBài công suất điện vật lý 9Bài định luật bảo toàn khối lượng hóa học 8Đề tài Những vấn đề phát sinh trong quá trình thực hiện hợp đồng và giải pháp hoàn thiệnTu dien y hoc anh viettài liệu ôn thi chính trị, mác lê nin, tư tưởng hồ chí minh ngành viên chức công chức năm 2017Bài 11 liên kết gen và hoán vị genNâng cao chất lượng cho vay trung và dài hạn tại Ngân hàng Nông nghiệp và Phát triển Nông thôn Hà NộiDieu duong, truyen nhiem than kinh, lam sangRIÊNG (đại từ) tập huấn cho GVCN THPTTẬP đọc một mái NHÀ CHUNGBài 15 hoá trị và số oxi hoá1Bài 20 bài thực hành số 1 phản ứng oxi hoá khửBài 25 máy điện xoay chiều ba pha máy biến áp ba pha
Nạp tiền Tải lên
Đăng ký
Đăng nhập