Results 11 to 20 of about 2,156 (159)

Charting the landscape of the environmental exposome

open access: yesiMeta, Volume 1, Issue 4, December 2022., 2022
We describe the biological and chemical components of the environmental exposomes in three major environmental matrices that are highly relevant to human and social‐economical health—air, soil, and water. We discuss how different exposome components can interact with each other. Finally, we propose a list of outstanding challenges to be tackled to push
Xin Wei   +6 more
wiley   +1 more source

Ammonia- and Nitrite-Oxidizing Bacteria are Dominant in Nitrification of Maize Rhizosphere Soil Following Combined Application of Biochar and Chemical Fertilizer

open access: yesFrontiers in Microbiology, 2021
Autotrophic nitrification is regulated by canonical ammonia-oxidizing archaea (AOA) and bacteria (AOB) and nitrite-oxidizing bacteria (NOB). To date, most studies have focused on the role of canonical ammonia oxidizers in nitrification while neglecting ...
Ping Sun   +5 more
doaj   +1 more source

Effect of the dilution rate on microbial competition: r-strategist can win over k-strategist at low substrate concentration. [PDF]

open access: yesPLoS ONE, 2017
The conditions present in both in vitro and in vivo ecosystems determine the microbial population harbouring it. One commonly accepted theory is that a species with a high substrate affinity and low growth rate (k-strategist) will win the competition ...
Mari-K H Winkler   +4 more
doaj   +1 more source

Effect of Soil Properties Modifier on Physiological Responses of Lycium depressum Stocks to Drought Stress [PDF]

open access: yesمجله آب و خاک, 2022
IntroductionThe aim of the present study was to investigate the effect of soil conditioners on physiological responses (stomatal resistance, leaf temperature, chlorophyll, percentage of root colonization, carotenoids, proline) of Lycium depressum Stocks ...
S. Mohammadi   +3 more
doaj   +1 more source

Water quality assessment of East Kolkata Wetland with a special focus on bioremediation by nitrifying bacteria

open access: yesWater Science and Technology, 2021
East Kolkata Wetlands (EKW) is designated as International Ramsar site and are the hotspot for large-scale wastewater aquaculture practices. However, the continued surveillance of physicochemical properties of water and application of an eco-friendly ...
Mousumi Saha   +2 more
doaj   +1 more source

Response of Nitrifier and Denitrifier Abundance to Salinity Gradients in Agricultural Soils at the Yellow River Estuary

open access: yesAgronomy, 2022
Salinization is considered a threat to agricultural soil and decreases crop yield worldwide. Nitrification and denitrification are the core processes of soil N-cycle.
Daqing Huang, Xiang Li, Xuesong Luo
doaj   +1 more source

Nitrite-Oxidizing Bacteria Community Composition and Diversity Are Influenced by Fertilizer Regimes, but Are Independent of the Soil Aggregate in Acidic Subtropical Red Soil

open access: yesFrontiers in Microbiology, 2018
Nitrification is the two-step aerobic oxidation of ammonia to nitrate via nitrite in the nitrogen-cycle on earth. However, very limited information is available on how fertilizer regimes affect the distribution of nitrite oxidizers, which are involved in
Shun Han   +7 more
doaj   +1 more source

Population, Morphological and Biochemical Characterization of Microorganism in Plantain Root across different Farmlands in Toru-Orua Metropolis, Bayelsa State, Nigeria

open access: yesJournal of Applied Sciences and Environmental Management, 2023
This paper assessed the population, morphological and biochemical characterization of microorganism in plantain root across different farmlands in Toru-Orua Metropolis, Bayelsa State, Nigeria using standard methods.
E. C. Teke, J. S. Akowei
doaj   +1 more source

http://journal.unila.ac.id/index.php/tropicalsoil/article/view/193/180

open access: yesJournal of Tropical Soils, 2017
The study aimed at understanding the competitive ability of legumes Vigna radiata L. and Mucuna pruriens with weeds and their effects on the activity of nitrifying bacteria in soils and the contents of organic-N in legumes and weeds.
Uum Umiyati
doaj   +1 more source

Complete genome and comparative analysis of the chemolithoautotrophic bacterium Oligotropha carboxidovorans OM5

open access: yesBMC Genomics, 2010
Background Oligotropha carboxidovorans OM5 T. (DSM 1227, ATCC 49405) is a chemolithoautotrophic bacterium capable of utilizing CO (carbon monoxide) and fixing CO2 (carbon dioxide).
Burgess Shane C   +4 more
doaj   +1 more source

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