Results 51 to 60 of about 75,048 (214)

Sandy soils in south central coastal Vietnam: their origin, constraints and management

open access: yes, 2010
In Vietnam, sandy soils are distributed mainly in the coastal central provinces where they occupy 337,768 ha comprising 63 % of the nation’s sandy soils, and they are also important to regional economic growth where more than 10 million people are living
Phan, T.C.   +4 more
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Soil conservation using palm-mat geotextiles on loamy sand soils in the United Kingdom [PDF]

open access: yes, 2008
Geotextile-mats constructed from Borassus aethiopum (Borassus Palm) and Mauritia flexuosa (Buriti Palm) leaves have the potential to decrease soil erosion.
Davies, Kathleen   +3 more
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The plant‐available water associated with the four critical soil suctions vary depending on the different soil textures

open access: yesVadose Zone Journal
Critical soil suctions of plant‐available water (PAW), including the soil water suction at field capacity (hFC), threshold suction (hthreshold), tipping suction (htipping), and permanent wilting point (hPWP).
Gu Zhou, Jun Fan, Yuzhu Xing, Xi Wang
doaj   +1 more source

Grassland management, soil biota and ecosystem services in sandy soils

open access: yes, 2010
Recent legislative restrictions on the use of fertilizers and irrigation, and a quest for sustainable farming systems have drawn renewed attention to the functioning of the soil and the ecosystem services it provides. Soil biota play an important role in
van Eekeren, N.J.M.   +2 more
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Managing soil fertility diversity to enhance resource use efficiencies in smallholder farming systems: a case from Murewa District, Zimbabwe

open access: yes, 2011
Smallholder farms in sub-Saharan African exhibit substantial heterogeneity in soil fertility, and nutrient resource allocation strategies that address this variability are required to increase nutrient use efficiencies.
Wijk, M.T., van   +4 more
core   +1 more source

Agronomic potential of water hyacinth (Eichhornia crassipes) based organic-phosphate liquid fertilizer on strawberry growth, yield and fruit quality in contrasting soil types

open access: yesEnvironmental Challenges
The valorisation of invasive aquatic species such as the Eichhornia crassipes presents a sustainable alternative to synthetic fertilizers. This study assessed the agronomic performance of an organic liquid fertilizer derived from water hyacinth applied ...
Joyce Nababi   +7 more
doaj   +1 more source

Erosion Mechanisms in Unpaved Roads: Effects of Slope, Rainfall, and Soil type

open access: yesAir, Soil and Water Research
Erosion is the main cause of damage to unpaved roads. This study utilized rainfall simulators to quantify erosion on unpaved roads, controlling variables such as rainfall intensity and slope. A laboratory model of an unpaved road was utilized to evaluate
Verónica Valencia-Gallego   +1 more
doaj   +1 more source

Five-year fertilization alters soil microbial composition and functionality in sandy grassland

open access: yesMicrobiology Spectrum
The impacts of reclamation and fertilization of sandy grassland on soil microbial communities and functional groups related to carbon (C) and nitrogen (N) cycling are not well understood.
Rui Zhang   +8 more
doaj   +1 more source

Growth and yield responses in maize to split and delayed fertilizer applications on sandy soils under high rainfall regimes

open access: yes, 2010
The yield of maize (Zea mays L.) on sandy soils with high rainfall regimes is generally low due to poor nutrient use efficiency. Split and delayed basal fertilizer applications are possible strategies to improve the crop yield and reduce nutrient loss ...
Sitthaphanit, S.   +4 more
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Soil compaction and soil tillage - studies in agricultural soil mechanics [PDF]

open access: yes, 2004
This thesis deals with various aspects of soil compaction due to agricultural field traffic, the draught force requirement of tillage implements and soil structures produced by tillage.
Keller, Thomas
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