Results 21 to 30 of about 55,724 (260)

Microbial responses to doses of cover plant straw in cerrado piauiense oxisol

open access: yesBioscience Journal, 2020
Carbon and nitrogen from the soil microbial biomass play a significant role in the rotation of C and N, and promote nutrient cycling. Thus, the objective of this study was to evaluate changes in the soil microbial biomass with growing doses of cover ...
Sarah Priscilla do Nascimento Amorim   +5 more
doaj   +3 more sources

Change in soil microbial biomass along a rural-urban gradient in Varanasi (U.P., India)

open access: yesGeology, Ecology, and Landscapes, 2018
Soil microbial biomass has been used as an early indicator of change in soil properties resulting from urbanization. We analyzed the effect of urbanization along a rural–urban gradient on soil microbial biomass and physico-chemical properties of the soil.
Pradeep Kumar Rai   +2 more
doaj   +1 more source

Soil microbial biomass measurements in sieved and unsieved soil

open access: yesSoil Biology and Biochemistry, 1990
Description d'un procede de traitement des echantillons applicable a la methode de fumigation-extraction. La validation experimentale est realisee sur des echantillons de sols de jachere a Rothamsted (Angleterre)
Ocio, J. A., Brookes, P. C.
openaire   +1 more source

Effects of uranium on soil microbial biomass carbon, enzymes, plant biomass and microbial diversity in yellow soils [PDF]

open access: yesRadioprotection, 2016
We conducted an experiment to investigate the effects of uranium (U) on soil microbial biomass carbon (MBC), enzymes, plant biomass and microbial diversity in yellow soils under three concentrations: 0 mg kg-1 (T1, control), 30 mg kg-1 (T2) and 60 mg kg-1 (T3).
X. Yan, Y. Zhang, X. Luo, L. Yu
openaire   +1 more source

Positive effects of plant diversity on soil microbial biomass and activity are associated with more root biomass production

open access: yesJournal of Plant Interactions, 2017
This study aims to explore relationships between plant diversity and soil microbial function and the factors that mediate the relationships. Artificial plant communities (1, 2, 4 and 8 species) were established filled with natural and mine tailing soils,
Xiao-Yan Wang, Yuan Ge, Jiang Wang
doaj   +1 more source

Soil microbial respiration adapts to higher and longer warming experiments at the global scale

open access: yesEnvironmental Research Letters, 2023
Warming can affect soil microbial respiration by changing microbial biomass and community composition. The responses of soil microbial respiration to warming under experimental conditions are also related to background conditions and the experimental ...
Lu Yang   +13 more
doaj   +1 more source

RESPONSE OF SOIL MICROBIAL BIOMASS TO CeO2 NANOPARTICLES

open access: yesEQA, 2011
But de ce travail a été d'évaluer l'impact d'une exposition chronique de nanoparticules de CeO2 (NP diamètre compris entre 50 et 150 nm), sur la biomasse microbienne du sol. L'évaluation de l'effet qui peuvent avoir sur la qualité du sol a été expérimentée sur horizons A1 et A2 d'Epileptic Cambisols en utilisant concentrations de 100 ppm avec des ...
VITTORI ANTISARI, LIVIA   +4 more
openaire   +3 more sources

Effects of Cu and Zn contamination on soil biological indicators of environmental quality

open access: yes浙江大学学报. 农业与生命科学版, 2002
Some important biological parameters, namely, microbial biomass carbon, microbial biomass nitrogen, microbial quotient, metabolic quotient and soil enzyme activity in a heavy metal contaminated soil around a Copper (Cu)-Zinc (Zn) smelter in Fuyang city ...
WANG Xiu-li   +4 more
doaj   +1 more source

A meta-analysis of soil microbial biomass responses to forest disturbances

open access: yesFrontiers in Microbiology, 2013
Climate warming is likely to increase the frequency and severity of forest disturbances, with uncertain consequences for soil microbial communities and their contribution to ecosystem C dynamics.
Sandra Robin Holden   +1 more
doaj   +1 more source

Warming but Not Nitrogen Addition Alters the Linear Relationship Between Microbial Respiration and Biomass

open access: yesFrontiers in Microbiology, 2019
Soil contains a large amount of organic matter, which constitutes the largest terrestrial carbon pool. Heterotrophic or microbial respiration (Rh) that results from microbial decomposition of soil organic carbon (SOC) constitutes a substantial proportion
Hui Wei   +5 more
doaj   +1 more source

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