Results 91 to 100 of about 22,750 (221)

Atmosphere Behavior in Gas-Closed Mouse-Algal Systems: An Experimental and Modelling Study [PDF]

open access: yes, 1985
A dual approach of mathematical modelling and laboratory experimentation aimed at examining the gas exchange characteristics of artificial animal/plant systems closed to the ambient atmosphere was initiated.
Averner, M. M.   +3 more
core   +1 more source

Organic farming enhances soil microbial abundance and activity - A meta-analysis and meta-regression [PDF]

open access: yes, 2017
Population growth and climate change challenge our food and farming systems and provide arguments for an increased intensification of agriculture. A promising option is eco functional intensification through organic farming, an approach based on using ...
de Deyn, Gerlinde   +4 more
core   +1 more source

Distinct, Depth‐Stratified Communities of Heterotrophic, Mixotrophic, and Parasitic Dinoflagellates and Ciliates in the Subarctic Northeast Pacific Euphotic Zone

open access: yesJournal of Eukaryotic Microbiology, Volume 73, Issue 2, March/April 2026.
ABSTRACT Dinoflagellates and ciliates are important grazers of primary production in the Northeast Pacific but knowledge of their taxonomic composition and depth‐distribution is limited. These organisms also display a variety of heterotrophic feeding modes including heterotrophy, mixotrophy, and parasitism.
Erin L. Jones   +5 more
wiley   +1 more source

Updated peer review of the pesticide risk assessment of the active substance clodinafop (variant evaluated clodinafop‐propargyl)

open access: yesEFSA Journal, Volume 24, Issue 3, March 2026.
Abstract The conclusions of the European Food Safety Authority (EFSA) following the peer review of the initial risk assessments carried out by the competent authorities of the rapporteur Member State, Greece, and co‐rapporteur Member State, Germany, for the pesticide active substance clodinafop‐propargyl are reported. The context of the peer review was
European Food Safety Authority (EFSA)   +47 more
wiley   +1 more source

Differential Nutrient Limitation of Soil Microbial Biomass and Metabolic Quotients (qCO2): Is There a Biological Stoichiometry of Soil Microbes?

open access: yesPLoS ONE, 2013
Variation in microbial metabolism poses one of the greatest current uncertainties in models of global carbon cycling, and is particularly poorly understood in soils. Biological Stoichiometry theory describes biochemical mechanisms linking metabolic rates with variation in the elemental composition of cells and organisms, and has been widely observed in
Hartman, Wyatt H, Richardson, Curtis J
openaire   +4 more sources

Microbial respiration, the engine of ocean deoxygenation [PDF]

open access: yes, 2019
Microbial plankton respiration is the key determinant in the balance between the storage of organic carbon in the oceans or its conversion to carbon dioxide with accompanying consumption of dissolved oxygen.
Robinson, Carol
core   +2 more sources

Short-Term Impacts on Soil Biological Properties After Amendment with Biochar from Residual Forestry Biomass

open access: yesAgriculture
The increasing challenges posed by climate change demand efficient strategies to mitigate soil degradation. Valorization of low-grade residual forestry biomass (acacia) into biochar could be used as a soil amendment strategy.
Ana Carolina Morim   +3 more
doaj   +1 more source

Olivine melilitite powder applied in association with bacterial inoculation impacts soil microbiological attributes [PDF]

open access: yesScientia Agricola
This study aimed to evaluate the impact of the combination of olivine melilitite powder with bacterial inoculation on soil microbiological attributes.
Jardel Galina   +3 more
doaj   +1 more source

Microbiological and biochemical properties of an agricultural Mexican soil amended with sewage sludge [PDF]

open access: yes, 2012
The application of sewage sludge is a concern because it may affect the quality of organic matter and microbiological and biochemical soil properties. The effects of surface application of sewage sludge to an agricultural soil (at 18 and 36 t ha-1 dry ...
ARMENTA, RENATO   +7 more
core  

Biochemical indicators of soil fertility in vineyards with different conservative management systems

open access: yesBIO Web of Conferences, 2019
Biochemical parameters are particularly suited to evaluate soil fertility because soil microorganisms play a pivotal role in determining soil quality and functionand are very sensitive to changes in soil management and environmental conditions.
Mondini Claudio   +3 more
doaj   +1 more source

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