Results 41 to 50 of about 1,293 (169)

Effect of nanoparticle of volcanic ash and rock phosphate on some soil chemical properties of variable charge Andisols, Indonesia

open access: yesSoil & Environment, 2018
Andisols is a variable charge soil where fertilizations to the soil do not give the same result as that to the soils with permanent charges. Therefore, amelioration is needed to improve the soil chemical properties.
Mahfud Arifin   +5 more
doaj   +1 more source

Soil organic matter and F1 hybrid cultivar influence Coffea arabica yields in south‐central Guatemala

open access: yesAgronomy Journal, Volume 118, Issue 2, March/April 2026.
Abstract Smallholders produce 60% of global coffee (Coffea arabica) supply but lack recommendations on nutrient management. We tested hypothesized N‐ and K‐driven yield gaps using on‐farm omission trials established across 21 fields in Guatemala. The effects of a single and combined application of N (285 kg ha−1) and K (350 kg ha−1) were evaluated for ...
Heidi Allen Asensio   +4 more
wiley   +1 more source

Evaluating the character and preservation of DNA within allophane clusters in buried soils on Holocene tephras, northern New Zealand [PDF]

open access: yes, 2012
Clay minerals possess sorptive capacities for organic and inorganic matter, including DNA (Lorenz and Wackernagel, 1994), and hence reduce the utilization and degradation of organic matter or DNA by microorganisms. Buried allophane-rich soils on tephras (
Cooper, Alan   +5 more
core   +1 more source

The Role of Soil Microorganisms in Microplastic Biodegradation: Mechanisms, Carbon Preferences, and Ecological Impacts

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 1, February 2026.
This work explores the complex relationship between soil carbon availability and microplastic biodegradation, highlighting competition and symbiosis among microorganisms, the repurposing of microplastic‐derived polymers, and the impact of soil organic carbon on microbial substrate preferences and carbon use efficiency variability.
Mohammad Yaghoubi Khanghahi   +3 more
wiley   +1 more source

Effect of Different Types of Biochar Applications and Phosphate Fertilizer on the Quality and Yield of Edamame Soybeans on Andisols

open access: yesCaraka Tani: Journal of Sustainable Agriculture
Edamame soybean (Glycine max (L.) Merr.) cultivation in phosphorus-limited Andisols presents a formidable challenge due to restricted phosphorus availability despite high phosphorus retention.
Ramdhana Karimah   +4 more
doaj   +1 more source

High‐Resolution Soil Total Phosphorus Mapping for the Conterminous USA Using Machine Learning

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 1, January 2026.
Abstract Accurate estimates of soil total phosphorus (TP) concentrations are essential for sustainable nutrient management, food security, and water quality protection. This study predicts and maps the spatial distribution of TP in the top 5 cm and C horizon of soils across the conterminous USA (CONUS) using data from the Geochemical and Mineralogical ...
Ikechukwu S. Onwuka   +3 more
wiley   +1 more source

Substantial high affinity methanotroph populations in Andisols effect high rates of atmospheric methane oxidation

open access: yes, 2009
Methanotrophic bacteria in soils derived from volcanic ash (Andisols) were characterized via time series 13C-phospholipid fatty acid (PLFA) labelling.
Hornibrook, Ed R C   +5 more
core   +1 more source

EFECTO DE LA TEMPERATURA DE SECADO SOBRE EL GRADO Y LA VARIABILIDAD ESPACIAL DE LA REPELENCIA AL AGUA EN ANDISOLES DE ANTIOQUIA, COLOMBIA DRYING TEMPERATURE, PERSISTENCE AND SPATIAL VARIABILITY OF WATER REPELLENCY IN ANDISOLS OF ANTIOQUIA, COLOMBIA

open access: yesRevista Facultad Nacional de Agronomía Medellín, 2007
En la cuenca hidrográfica de la quebrada Piedras Blancas, Oriente Antioqueño - Colombia, se ubicaron dos sitios con diferente cobertura vegetal: uno con una plantación de Pinus patula (pino) y el otro, con cobertura natural.
Daniel Francisco Jaramillo Jaramillo   +1 more
doaj  

Unravelling Subsoil Acidification: Mechanisms, Consequences and Remediation

open access: yesSoil Use and Management, Volume 42, Issue 1, January‐March 2026.
ABSTRACT Subsoil acidification is an intractable agronomic challenge worldwide, and its amelioration is costly and often practically infeasible. Because most studies are confined to the topsoil, acidity development in subsoil commonly remains undetected until it becomes severe.
Oshadi Hettithanthri   +4 more
wiley   +1 more source

Systematic Review on the Impact of Climate Change on Soil Properties: Implications for Sustainable Land Management

open access: yesApplied and Environmental Soil Science, Volume 2026, Issue 1, 2026.
Climate change significantly affects soil properties, posing challenges for sustainable land management. This review synthesizes recent findings on the impact of climate change rising temperatures, altered precipitation patterns, and an increased frequency of extreme weather events—on key soil attributes, including organic carbon content, pH, bulk ...
Sintayehu Eshetu Abebaw   +2 more
wiley   +1 more source

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