Results 31 to 40 of about 348,347 (313)

Ethylene production by soil microorganisms [PDF]

open access: yesApplied and Environmental Microbiology, 1977
Ethylene-producing strains of Penicillium cyclopium and P. crustosum were isolated from soil. These isolates produced ethylene on a variety of carbon growth substrates including phenolic acids. The quantities of ethylene produced on the various substrates varied, and the subtrate-ethylene prosuction pattern for P.
P J, Considine, N, Flynn, J W, Patching
openaire   +2 more sources

A Review on the Impact of Silver Nanoparticles on Soil Microorganisms and Bioremediation as Heavy Metal Removal Technology

open access: yesJurnal Serambi Engineering, 2021
The increasing and varied use of silver nanoparticles (AgNPs) as antimicrobial on consumer products increases the risk of the nanomaterial release into the environment and potentially harm beneficial microorganisms in soil.
Hartati Oktarina, Teuku Mukhriza
doaj   +1 more source

Patterns of soil microorganisms and enzymatic activities of various forest types in coastal sandy land

open access: yesGlobal Ecology and Conservation, 2021
Microorganisms and enzymes are essential soil components that catalyze various biochemical processes (decomposition and nutrient turnover) and can be used to assess soil quality and health.
Lili Fan   +8 more
doaj   +1 more source

Changes in the Mineral Content of Soil following the Application of Different Organic Matter Sources

open access: yesAgriculture, 2023
A study conducted over three consecutive years examined the effects of using biochar, organic fertilizer and microorganisms on soil pH and the concentrations of macro and microelements in the soil.
Mateusz Frąc   +2 more
doaj   +1 more source

Potassium-solubilizing bacteria from tropical forest soils enhance potassium and phosphorus uptake in maize

open access: yesFrontiers in Microbiology
IntroductionThe continued use of chemical fertilizers to enhance productivity often disturbs the ecological balance of the soil. Integrated nutrient management involving beneficial microorganisms is a promising option for the sustainable maintenance of ...
Pragya Saxena   +11 more
doaj   +1 more source

Use of filter cake enriched with rock phosphate and biofertilizers in a Haplustox soil

open access: yesPesquisa Agropecuária Tropical, 2014
The use of biofertilizers associated with organic compound and phosphate rock can increase the availability of phosphorus in the soil, due to the increase of the microorganisms population. This study aimed at evaluating the effect of filter cake enriched
Leónides Castellanos González   +4 more
doaj   +1 more source

Daily dynamics of cellulase activity in arable soils depending on management practices [PDF]

open access: yes, 2009
The daily dynamics of cellulase activity was studied during 27 days by the cellophane membrane method on soils managed using the conventional high-input farming system (application of mineral fertilizers and pesticides) and the biological conservation ...
Bruggen, A.H.C., van   +6 more
core   +2 more sources

Abundant Microorganism in Soil

open access: yesApplied Microbiology, 1965
The presence in soil of large numbers of a catalase-negative, microaerophilic, coccoid microorganism was demonstrated. Use of media of high nutrient value, without incorporation of inhibitors, and growth in the absence of antagonistic microorganisms were utilized to isolate this organism from soil dilutions greater than those providing growth by other ...
openaire   +2 more sources

Spatial variability of microbial indicators and assessment of tillage systems on the soil microbiological functioning on organic farming. [PDF]

open access: yes, 2006
Reduction tillage, in modifying the soil microorganisms’ environment, modifies their potential to supply plants nutrients. This is of primary importance in organic farming as the nutrients availability is mainly dependent on the organic matter ...
CHAUSSOD, Dr Rémi   +4 more
core  

Soil enzyme activities in the rhizosphere of field-grown sugar beet inoculated with the biocontrol agent Pseudomonas fluorescens F113 [PDF]

open access: yes, 1998
The original publication is available at www.springerlink.com . Copyright Springer DOI : 10.1007/s003740050397Pseudomonas fluorescens F113, which produces the antimicrobial compound 2,4-diacetylphloroglucinol is a prospective biocontrol agent.
Lynch, J.M.   +4 more
core   +1 more source

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