Results 141 to 150 of about 33,426 (307)

The relationship between cellular protein content and selenium accumulation in freshwater microalgae

open access: yesIntegrated Environmental Assessment and Management, EarlyView.
Abstract Variability in the bioconcentration of selenium (Se) by primary producers at the base of the food web results in uncertainty in predictions of bioaccumulation and ecological risk to higher trophic level organisms. Water chemistry, speciation of Se, and periphyton community composition have all been suggested as factors that contribute to ...
Courtney Bogstie   +3 more
wiley   +1 more source

Impacts of Urbanization on the Use of Soil Amendments by Rice Farmers Along a Rural-Urban Continuum in Northeast Thailand

open access: yesForest and Society
This study investigated the impact of urbanization on use of soil amendment by rice farmers in three villages along a rural–urban continuum in Northeast Thailand. It shows how urbanization influences their use of types and quantities of soil amendments.
Sujitra Yodda   +4 more
doaj   +1 more source

Effects of organic amendment on soil quality as assessed by biological indicators

open access: yes, 2011
Soil quality decline is one of the most predominant effect deriving from human activities. In particular, intensive agricultural management can affect negatively soils, principally due to rapid depletion of soil organic matter, that affects, in turn ...
Sultana, Salma
core  

The effect of organic amendments on clubroot (Plasmodiophora brassicae)

open access: yes, 2020
Clubroot ( Plasmodiophora brassicae) is an important disease of organic brassica crops. Organic soil amendments were added at realistic rates and times to infested organic soil in pot trials in order to evaluate their effect on the disease.
Catherine Jones, Gareth Davies
core  

Towards climate‐conscious corporate restructuring: A comparative exploration of English and Bhutanese legal frameworks

open access: yesInternational Insolvency Review, EarlyView.
Abstract This paper conducts a comparative legal analysis of corporate restructuring frameworks in England and Bhutan, examining their capacity to integrate climate variability considerations and promote sustainable business practices. It discusses the procedural mechanisms for restructuring financially distressed enterprises available under the law of
Eugenio Vaccari, Migmar Lham
wiley   +1 more source

Production Practices and Sample Costs for a Diversified Organic Vegetable Operation on the Central Coast of California

open access: yes
Organic vegetable farms on the Central Coast region of California are generally intensive operations. That is, two and sometimes three crops may be harvested off the same acreage each year.
Tourte, Laura   +4 more
core  

Plasma PlGF as a Potential Biomarker in Ramucirumab‐Based Second‐Line Therapy for Advanced Gastroesophageal Adenocarcinoma: Exploratory Biomarker Analysis from the Phase II Part of the RAMIRIS Trial

open access: yesInternational Journal of Cancer, EarlyView.
Antiangiogenic treatment with ramucirumab is a standard second‐line option in advanced gastric and gastroesophageal junction adenocarcinoma. However, reliable biomarkers are currently lacking. This exploratory biomarker analysis of the RAMIRIS trial suggests that elevated baseline and early on‐treatment levels of the pro‐angiogenic placental growth ...
Jurek Hille   +17 more
wiley   +1 more source

Composition and distribution of organic waste in Ireland : implications for land application practices

open access: yes, 2008
Paper presented at Agricultural and biosystems engineering for a sustainable world. International Conference on Agricultural Engineering, Hersonissos, Crete, Greece, 23-25 June, 2008Questions about the economic and environmental sustainability of current
Taffese Tanto, Mebrate, Magette, W. L.
core  

Binding of metals to macromolecular organic acids in natural waters [PDF]

open access: yes, 2008
Trace metal speciation and bioavailability have become keys to current day toxicity and risk assessments. For many metals, macromolecular organic acids constitute the major ligand in fresh water and soil solution.
van Schaik, Joris W. J.
core  

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