Results 91 to 100 of about 6,819 (210)

Effects of Dumpsite Leachates on Soil Biological Sentinels in Benin City, Nigeria

open access: yesJournal of Applied Sciences and Environmental Management, 2019
In this study, an attempt was made to examine the effects of dumpsite leachate on soil biological sentinels by collecting leachate samples from Ikhueniro and Otofure dumpsites in Benin City Nigeria, and analyzed using standard methods.
D Nwadibie, E.I Atuanya
doaj   +1 more source

A Systematic Review of Biofloc Technology and Periphyton in Giant Freshwater Prawn (Macrobrachium rosenbergii) Aquaculture

open access: yesAquaculture, Fish and Fisheries, Volume 6, Issue 2, April 2026.
Biofloc technology and periphyton‐based systems enhance the sustainable production of giant freshwater prawn (Macrobrachium rosenbergii). A PRISMA‐guided review (2005 – 2024) shows that BFT improves survival (75 – 78 %) and feed efficiency, while periphyton supports natural productivity in grow‐out.
Md. Abdul Halim   +7 more
wiley   +1 more source

Nitrosomonas supralitoralis sp. nov., an ammonia-oxidizing bacterium from beach sand in a supralittoral zone

open access: yes, 2022
A betaproteobacterial chemolithotrophic ammonia-oxidizing bacterium designated APG5T was isolated from supralittoral sand of the Edmonds City Beach, WA, USA.
Klotz, Martin G.   +5 more
core   +1 more source

BIẾN ĐỘNG MẬT ĐỘ VI KHUẨN HỮU ÍCH TRONG AO NUÔI TÔM SÚ (PENAEUS MONODON) THÂM CANH

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2010
Tổng vi khuẩn, Vibrio và một số nhóm vi khuẩn hữu ích đã được xác định trong ao nuôi tôm thâm canh tại tỉnh Sóc Trăng. Phương pháp thu mẫu được áp dụng theo (Huy 2003 và Chinabut et al., 2003).
Phạm Thị Tuyết Ngân   +1 more
doaj  

Salinity propels inward HNO2 transport to robustly suppress nitrite oxidizers with implications for nitrite recovery

open access: yesnpj Clean Water
A sustainable strategy for sewage nitrogen recovery via mainstream NH4 + exchange combined with side-stream partial nitrification (PN) inherently creates a side-stream environment with co-existing high salinity and nitrite.
Zhen Zhou   +8 more
doaj   +1 more source

Aerobic metabolism of mixed culture of ammonia oxidation

open access: yes浙江大学学报. 农业与生命科学版, 2000
Denitrification with ammonia as electron donor is a new microbial reaction, named anaerobic ammonia oxidation. The characteristics of mixed culture from an anaerobic ammonia oxidation reactor are compared with those of Nitrosomonas europaea and those of ...
ZHENG Ping, HU Bao-lan, XU Xiang-yang
doaj   +1 more source

Vertical segregation and phylogenetic characterization of ammonia-oxidizing bacteria and archaea in the sediment of a freshwater aquaculture pond

open access: yesFrontiers in Microbiology, 2016
Pond aquaculture is the major freshwater aquaculture method in China. Ammonia-oxidizing communities inhabiting pond sediments play an important role in controlling culture water quality.
Shimin eLu   +10 more
doaj   +1 more source

دراسة تأثير مبيدات حشرية شائعة محلياًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًًً على البکتيريا ذات الأهمية الاقتصادية في التربة Study the effect of insecticides commonly used locally on the bacteria of economic importance in the soil [PDF]

open access: yesAssiut University Bulletin for Environmental Researches, 2015
          الملخص العربي :           تهدف هذه الدراسة إلى التعرف على تأثير ترکيزات مختلفة من مبيد الدورسبان والديسيس الشائعة على العدد الکلي لبکتريا النيتروزوموناس والنيتروباکتر والمحللة للسيليلوز بالتربة خلال فصلي الشتاء والربيع من الموسم الزراعي  2012 /
doaj   +1 more source

ISOLATION OF NITROSOMONAS IN PURE CULTURE [PDF]

open access: yesJournal of Bacteriology, 1958
R F, LEWIS, D, PRAMER
openaire   +2 more sources

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