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Organic Amendments for Landscape Soils [PDF]
Author(s): Downer, Jim; Farber, Ben | Abstract: Organic amendments are added to modify a soil in the zone where roots will grow— unlike mulches, which are applied to the undisturbed soil surface. These materials may be incorporated into landscape soils to improve plant growth. However, research has not shown that adding amendments to planting holes for
Jim Downer, Ben Faber
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Alternate Nitrogen Amendments for Organic Fertilizers [PDF]
The use of compost or manure in agriculture as an organic source of nutrients is common in many tropical, developing countries like Nigeria. One of the drawbacks of such materials is their low nitrogen (N) content (=1% N). Farmers commonly use chemical N fertilizers such as urea, calcium ammonium nitrate (CAN), and NPK formulations to obtain better ...
M.K.C. Sridhar +2 more
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Organic Carbon Amendments for Enhanced Biological Attenuation of Trace Organic Contaminants in Biochar-Amended Stormwater Biofilters [PDF]
This study sought to evaluate how dissolved organic carbon (DOC) affects attenuation of trace organic contaminants (TOrCs) in biochar-amended stormwater biofilters. It was hypothesized that (1) DOC-augmented runoff would demonstrate enhanced TOrC biodegradation and (2) biochar-amended sand bearing DOC-cultivated biofilms would achieve enhanced TOrC ...
Ulrich, Bridget A. +4 more
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Influence of organic amendments on the sorption of pentachlorophenol on soils [PDF]
The influence of pH on the sorption of pentachlorophenol (PCP) onto three organic amendments, char, humic acid (HA) and peat, and the effect of organic amendments on PCP sorption to three kinds of soils were evaluated. The sorption of PCP on these sorbents fitted the Freundlich model well, suggesting that PCP sorption isotherms were nonlinear with ...
Ruijuan, Li +4 more
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Amendment of the Human Organ Transplant Act
On 6 January 2004, the Human Organ Transplant Act (HOTA) was amended to allow more Singaporeans to benefit from organ donation. The main amendments to HOTA were (a) to extend HOTA beyond kidneys to include livers, hearts and corneas; (b) to extend HOTA beyond deaths due to accidents to include all causes of deaths; and (c) to extend HOTA beyond ...
Eugene, Shum, Arthur, Chern
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ASSESSING ORGANIC AMENDMENT'S ABILITY TO REDUCE BIOAVAILABILITY OF TRIFLURALIN
Conference Paper Presented at RemTech Europe 2023: "Assessing Organic Amendment's Ability to Reduce Bioavailability of Trifluralin"
Beljin, Jelena +6 more
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Effect of Organic Amendments on the Retention and Mobility of Imazaquin in Soils [PDF]
The influence of two organic amendments consisting of an urban waste compost (SUW) and a commercial amendment from olive mill wastes (OW) was assessed on the sorption properties and leaching of the ionizable herbicide imazaquin on four soils with different physicochemical characteristics. A loamy sand soil (CR), a loam soil (P44), a silt loam soil (AL),
Undabeytia López, Tomás +3 more
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The role of organic amendments in wetland restorations
At the present rate of loss (since 1990), half of the remaining wetlands worldwide will be developed within ~140 years, underscoring the importance of improving the creation and restoration of wetlands. Organic amendments are sometimes used during wetland creation.
Brian Scott +4 more
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Ethical Amendments to the Israeli Organ Transplant Law
To the Editor:We thank Dr. Shabtai for his thoughtful remarks (1). ThenewlyamendedIsraeliOrganTransplantLawassignsthreelevels of priorities in organ allocation to candidates fortransplantation based upon their previous attitudes towardorgandonation.Toppriorityisgrantedtocandidateswhosefirst-degree relatives donated organs after death or tocandidates who
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Data infrastructures, international organizations, and the politics of amendment
Data infrastructures are becoming increasingly central in “evidence-based” and “data-driven” policymaking at the international level, but the production and use of data in governance varies between different institutions and settings. This article examines closely the relations between data production and use over time in two international ...
Kjersti Aalbu, Susanne Bauer
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