Results 41 to 50 of about 1,621,942 (178)

Microbial volatile fingerprints: potential use for soil/water diagnostics and correlation with traditional microbial parameters [PDF]

open access: yes, 2007
This project used an electronic nose (E-nose) system composed of an array of 14 nonspecific conducting polymer sensors for soil and water diagnostics, based on qualitative microbial volatile production patterns. It tested the feasibility of using soil
Bastos, Ana Catarina
core   +4 more sources

Legacy effects of continuous chloropicrin-fumigation for 3-years on soil microbial community composition and metabolic activity

open access: yesAMB Express, 2017
Chloropicrin is widely used to control ginger wilt in China, which have an enormous impact on soil microbial diversity. However, little is known on the possible legacy effects on soil microbial community composition with continuous fumigation over ...
Shuting Zhang   +4 more
doaj   +1 more source

Perspectives of High‐Resolution Mass Spectrometry in Soil Science

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Soil biogeochemical research requires specific, sensitive, and accurate methods to identify and quantify organic molecules in order to trace biochemical processes and assess element cycling in complex, heterogenous systems. High‐resolution mass spectrometry (HRMS) has evolved into a transformative tool for unraveling the complex chemical ...
Bruno Glaser   +11 more
wiley   +1 more source

Chloroform fumigation and the release of soil nitrogen: a rapid direct extraction method to measure microbial biomass nitrogen in soil

open access: yes, 1985
A new “direct extraction” method for measuring soil microbial biomass nitrogen (biomass N) is described. The new method (fumigation-extraction) is based on CHC13 fumigation, followed by immediate extraction with 0.5 M K2SO4 and measurement of total N ...
Jenkinson, D. S.   +3 more
core   +1 more source

Effects of Dazomet Fumigation Combined with Trichoderma harzianum on Soil Microbial Community Structure of Continuously Cropped Strawberry

open access: yesHorticulturae
To study the effects of dazomet, which is a soil fumigant and microbial inoculant (Trichoderma harzianum) on the bacterial and fungal diversity of continuously cropped strawberry soil, this work aimed to provide a theoretical basis for the treatment of ...
Ran Wu, Yan Li, Jian Meng, Jiangwei Han
doaj   +1 more source

Phytochemical profiling and insecticidal activity of Moricandia sinaica across growth stages: experimental and molecular docking insights

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND Stored food products are highly vulnerable to infestation by insects and mites, resulting in significant postharvest losses worldwide. Plant‐derived bioactive compounds represent promising eco‐friendly alternatives to synthetic pesticides.
Roukia Zatout   +4 more
wiley   +1 more source

The effects of biocidal treatments on metabolism in soil .1. Fumigation with chloroform

open access: yes, 1976
This series of five papers is a study of how biocidal treatments influence metabolism in soil, directed particularly towards the flush of decomposition caused by fumigation, and designed to see if the size of this flush can be used as a measure of the ...
Jenkinson, D. S., Powlson, D. S.
core   +1 more source

Management of Chrysanthemum Verticillium Wilt through VIF Soil Mulching Combined with Fumigation at Label and Reduced Rates

open access: yesAgriculture, 2022
Pre-plant soil fumigation for managing soilborne pathogens is practiced worldwide in several intensive ornamental and vegetable production areas. However, global regulations are currently implemented to minimize use of these chemicals. According to these
Ivana Castello   +4 more
doaj   +1 more source

Long‐Term Nitrogen Addition Weakens the Linkage Between Phosphorus Cycling Gene Abundance and Phosphatase Activity Through Soil Acidification in a Larix gmelinii Plantation

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Anthropogenic nitrogen (N) enrichment propels global forest ecosystems toward phosphorus (P) limitation, theoretically triggering the upregulation of microbial P‐acquisition capacity to maintain stoichiometric balance. However, the extent to which N addition regulates this adaptive capacity remains uncertain.
Xiang Zhang   +6 more
wiley   +1 more source

Optimized Fertilization Balances Microbial Carbon and Nitrogen Use Efficiency: Evidence From Microbial Communities

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Optimized fertilization involving reduced mineral N input and organic substitution can alter resource stoichiometry, microbial carbon use efficiency (CUE) and nitrogen use efficiency (NUE). However, how fertilization‐induced resource imbalance reshapes microbial community to regulate CUE and NUE remains unclear. We conducted a field experiment
Yazhen Chen   +11 more
wiley   +1 more source

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