Results 31 to 40 of about 130,662 (166)

Influence of poultry composted manure on soil organic carbon and selected soil properties under Tomato cultivation [PDF]

open access: yes, 2018
Soil quality improvements provide an environment for plant nutrient uptake that impacts the development and yield of the crop. Thus, this study evaluated the effect of applied poultry composted organic manure (PCOM) on selected soil physical attributes ...
Agbanna, Kola   +4 more
core  

Relationships between soil physicochemical properties and nitrogen fixing, nitrifying and denitrifying under varying land-use practices in the northwest region of Argentina [PDF]

open access: yes, 2018
The aim of this study was to evaluate the response pattern of diazotrophic microbes, denitrifiers and nitrifiers to different types of land use management, such as soybean monoculture (M) during 5 and 24 years (M5 and M24) and soybean-maize rotation (R ...
Huidobro, Jorgelina   +5 more
core   +1 more source

Effekt von Biogas-Fruchtfolgen und Biogas-Gülle auf Boden-struktur und weitere Bodeneigenschaften [PDF]

open access: yes, 2011
In a field experiment with five different main crop rotations and fives subtypes for organic biogas systems, aggregate stability, organic carbon, total nitrogen and pH were evaluated in the topsoil layer (0-5 cm) in April 2010 in a winter wheat stand ...
Brandhuber, Robert   +4 more
core  

Earthworm populations in conventional/organic arable-based systems and their contribution to soil fertility OF0117T [PDF]

open access: yes, 1995
The project aimed to characterise earthworm population dynamics and behaviour under rotational cropping, comparing organic and conventional systems. Benefits arising from earthworm activity in terms of soil fertility were also assessed.
Scullion, John
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Effects of free atmospheric CO2 enrichment (FACE), N fertilization and poplar genotype on the physical protection of carbon in the mineral soil of a polar plantation after five years [PDF]

open access: yes, 2006
International audienceFree air CO2 enrichment (FACE) experiments in aggrading forests and plantations have demonstrated significant increases in net primary production (NPP) and C storage in forest vegetation.
Bakker, E. J.   +3 more
core   +2 more sources

Cover crops species as affecting soil aggregation, aggregate stability, organic carbon concentration and soil bulk density in different soil aggregate fractions. [PDF]

open access: yes, 2015
The objectives of this study were to elucidate the effects of crop rotation with cover crop species in the soil aggregation, total organic carbon concentration in the whole soil and in the soil aggregates fractions and soil bulk density of the cultivated
CRUSCIOL, C. A., LI, Y., NASCENTE, A. S.
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Soil physicochemical properties and aggregate stability in tropical soils

open access: yesSoil Science Annual
Wielu autorów badających gleby obszarów tropikalnych sugeruje związek między składem mineralnym tych gleb a właściwościami fizycznymi, szczególnie w odniesieniu do wykształcenia struktury gleby, stabilności agregatów glebowych i składy granulometrycznego. W przeprowadzonych badaniach analizowano próbki gleb pobrane z endopedonów – poziomów genetycznych
Juan Carlos Loaiza-Usuga   +5 more
openaire   +1 more source

Wirkungen des Ökologischen Landbaus auf Bodenerosion – Beitrag 2: Einfluss des Leguminosenmangements auf Merkmale der Bodenerodibilität [PDF]

open access: yes, 2009
It is supposed that organic farming reduces soil water erosion due to a long soil coverage and soil aggregation by roots and organic manure. In a long term field trial\ud which is focused on the effect of legume management in different crop rotations ...
Brandhuber, Robert   +4 more
core  

The Potential of Exopolysaccharide-producing Bacteria From Rhizosphere of Rubber Plants for Improving Soil Aggregate [PDF]

open access: yes, 2018
This study aimed to examine the effect of bacteria found in the rhizosphere of rubber plants in producing exopolysaccharides to improve aggregate stability of sandy soils. Samples of soil have been taken in rhizosphere of rubber plants in West Kalimantan.
Gofar, N. (Nuni)   +2 more
core   +2 more sources

Mitigation of GHGs Emission From Soils by a Catalyzed In-Situ Photo-Oxidative Polymerization of Soil Organic Matter [PDF]

open access: yes, 2010
Agricultural lands under food and bio-energy crops, managed grass and permanent crops including agro-forestry, occupy about 40-50% of the Earth's land surface^1^. In 2005, agriculture accounted for an estimated emission of 5.1 to 6.1 GtCO2-eq/yr (10-
Alessandro Piccolo, Riccardo Spaccini
core   +1 more source

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