Results 71 to 80 of about 5,448 (235)

Soils of the European Union [PDF]

open access: yes, 2008
This report make a detailed summary of the soil resources of the EU. Contents: Acknowledgements 2 1. Introduction 3 2. Materials and methods 4 2.1 Soil Geographical Database of Eurasia at scale 1:1,000,000 (SGDBE) 4 2.2 Nomenclature of soil types 6 2.3 ...
BODIS Katalin   +7 more
core   +1 more source

Evaluating Sodium Pyrophosphate Extraction to Probe Soil Organo‐Mineral Interactions Across Contrasting Pedogenic Stages

open access: yesEuropean Journal of Soil Science, Volume 77, Issue 2, March–April 2026.
ABSTRACT Sodium pyrophosphate (NaPPi) is widely used in wet‐chemical extraction methods for assessing organo‐mineral interactions (OMIs) in soils. However, its effectiveness remains debated due to challenges in achieving specific solubilization and issues such as peptization and solubilization of organic carbon (OC) not directly associated with ...
Francisco Ruiz   +5 more
wiley   +1 more source

Съдържание на хумус в почвите от Силистренска област

open access: yesПочвознание, агрохимия и екология, 2011
The summarized data about the humus content and humus horizons depth in soils located in the Silistra district are shown in the present paper. The major data from soil map in а scale 1: 10 000 аrе also use to divide soils into soil agrogroups аnd ...
Венета Кръстева   +2 more
doaj  

Assessment and forecast of soil formation under irrigation in the steppe zone of Ukraine [PDF]

open access: yes, 2016
Simulation of changes in energy costs of soil formation during the period of irrigation reclamation in the steppe zone has been performed using Wavelets analysis. A method has been proposed for the evaluation of natural anthropogenic soil forming process
Lisetskii, F. N., Pichura, V. I.
core   +1 more source

Above and Belowground Plasticity Traits Allow Safflower (Carthamus tinctorius L.) Cultivation Under Low‐Input Water Management in Three Mediterranean Environments

open access: yesJournal of Agronomy and Crop Science, Volume 212, Issue 2, March 2026.
ABSTRACT Biofuels can play an important role to reduce fossil fuels consumption and decrease carbon dioxide emissions. However, current biofuels derived from food crops can exacerbate food security concerns due to their competition for cropland and resources.
Claudio Russo   +5 more
wiley   +1 more source

Morphological diversity of chernozemic soils in south-western Poland

open access: yesSoil Science Annual, 2019
Diverse chernozemic soils featured by thick mollic horizon, rich in humus, dark-coloured, structural, and saturated with base cations are relatively common in the loess-belt of SW Poland.
Łabaz Beata   +3 more
doaj   +1 more source

ON OSIP MANDELSTAM’S POEM «CHERNOZEM»

open access: yesRusskaya literatura, 2021
The article offers the analysis of «Chernozem» («Humus»), a complex late-period poem by Osip Mandelstam. The author relies on the poet’s own opinion about «Chernozem», cited in the letter of S. B. Rudakov to his wife, and suggests that the poem should be read as a manifesto of the «New Ac-meism», in which the stone is replaced by the Voronezh humus.
openaire   +1 more source

Investigation of natural environment by space means. Geobotany, Geomorphology, soil sciences, agricultural lands, landscape study [PDF]

open access: yes
Reports given by Soviet specialists at a meeting of Socialist countries on remote sensing of the earth using aerospace methods are ...
Grinberg, L. A.   +2 more
core   +1 more source

Restoration of agricultural lands affected by erosional degradation [PDF]

open access: yes, 2012
The characteristics of bioclimatic dependence of restoration of the humus horizon of soils with different degrees of its preservation are established. The prospects of using an adaptation model of ecological restoration of lands degraded as a result of ...
Lisetskii, F. N.
core  

Overview of Mollisols in the world: Distribution, land use and management [PDF]

open access: yes, 2012
Mollisols a.k.a., Black Soils or Prairie Soils make up about 916 million ha, which is 7% of the world’s ice-free land surface. Their distribution strongly correlates with native prairie ecosystems, but is not limited to them.
Burras, C.   +10 more
core   +3 more sources

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