Results 81 to 90 of about 22,750 (221)

Soil biological attributes in pastures of different ages in a crop-livestock integrated system

open access: yesPesquisa Agropecuária Brasileira, 2011
The objective of this work was to evaluate the effect of the pasture (Urochloa brizantha) component age on soil biological properties, in a crop-livestock integrated system. The experiment was carried out in a Brazilian savannah (Cerrado) area with 92 ha,
Luciano Cavalcante Muniz   +6 more
doaj   +1 more source

Physical, chemical, and biological properties of soil under soybean cultivation and at an adjacent rainforest in Amazonia [PDF]

open access: yesRevista Ambiente & Água, 2015
Land-use change in the Amazon basin has occurred at an accelerated pace during the last decade, and it is important that the effects induced by these changes on soil properties are better understood.
Troy Patrick Beldini   +7 more
doaj   +1 more source

Association Between Ketogenic Diet and Overactive Bladder: The Mediating Roles of Dietary Inflammatory Index and Weight‐Adjusted Waist Index

open access: yesFood Science &Nutrition, Volume 14, Issue 3, March 2026.
Higher dietary ketogenic ratio was associated with lower prevalence of overactive bladder, partially mediated by dietary inflammation and central adiposity in U.S. adults (NHANES 2009–2018). ABSTRACT Overactive bladder (OAB) is characterized by urinary urgency, often accompanied by increased frequency and nocturia, and is associated with impaired ...
Xuefeng Jin   +12 more
wiley   +1 more source

Soil respiratory quotient determined via barometric process separation combined with nitrogen-15 labeling [PDF]

open access: yes, 2004
The barometric process separation (BaPS) and ¹⁵N dilution techniques were used to determine gross nitrification rates on the same soil cores from an old grassland soil.
Andersen   +31 more
core   +1 more source

Waste tires to fertilizer: Carbon black zinc fertilizer for maize in calcareous soils

open access: yesJournal of Environmental Quality, Volume 55, Issue 2, March/April 2026.
Abstract Waste tires accumulate in massive quantities worldwide, posing significant environmental challenges. Pyrolysis under high vacuum offers a potential disposal solution, producing recovered carbon black (CB) enriched in zinc (Zn) from zinc oxide used in tire manufacture.
Bryan G. Hopkins   +5 more
wiley   +1 more source

DOC trial: diversity and metabolic effiency of microbial communities in organic and conventional soils [PDF]

open access: yes, 2000
Soil microbiota are favoured by organic farming systems. Moreover they were found to need less energy fore their maintenance. The diversity of microbial functions was also increased. Our results support the hypothesis that diverse populations make better
Fliessbach, Andreas, Mäder, Paul
core  

Response of soil fungi and biological processes to crop residues in no-tillage system

open access: yesPesquisa Agropecuária Tropical, 2016
Soil management and crop rotation can directly affect the soil microbial community. This study aimed at determining soil quality indicators and soilborne fungi in a no-tillage system. A randomized blocks design, in a 3 × 2 factorial arrangement, was used.
Priscila de Oliveira   +4 more
doaj   +1 more source

Fecal pellet packaging enhances marine carbon sequestration

open access: yesLimnology and Oceanography, Volume 71, Issue 3, March 2026.
Abstract Fecal pellets produced by marine zooplankton contribute substantially to transporting biologically fixed carbon from the sunlit sea surface into deeper water layers. Their occurrence and composition are often heterogeneous, and pellets may undergo various changes while sinking, making it difficult to quantitatively assess their mechanisms of ...
Clarissa Karthäuser   +6 more
wiley   +1 more source

Exposures in Indoor Air Affecting Health

open access: yesAllergy, Volume 81, Issue 3, Page 700-719, March 2026.
ABSTRACT Indoor air quality (IAQ) is influenced by a wide range of chemical, biological and physical agents that can negatively impact physical, immunological and mental health. Adverse health effects depend on the type and concentration of pollutants, duration of exposure, and individual susceptibility.
Maria Hartiala   +38 more
wiley   +1 more source

Chemical and microbiological indicators of quality in a yellow oxissol under conventional tillage of different ages

open access: yesBioscience Journal, 2017
Brazil's agricultural production in Savanna soils has been highlighted due to significant yield gains in these areas. The present study aimed to evaluate changes in soil chemical and biological indicators of Piauí Savanna areas after 1 (PC1), 3 (PC3) and
Leovânio Rodrigues Barbosa   +6 more
doaj   +3 more sources

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