Results 21 to 30 of about 152,061 (339)

Biomass gasification for syngas and biochar co-production: Energy application and economic evaluation [PDF]

open access: yes, 2018
Syngas and biochar are two main products from biomass gasification. To facilitate the optimization of the energy efficiency and economic viability of gasification systems, a comprehensive fixed-bed gasification model has been developed to predict the ...
Ge, TianshU   +3 more
core   +1 more source

Effects of Biochar on Cadmium Accumulation in Rice and Cadmium Fractions of Soil: A Three-Year Pot Experiment

open access: yesBioResources, 2016
A three-year rice pot experiment was conducted to investigate the effects of biochar on cadmium (Cd) accumulation in rice and Cd fractions of soil. The biochar was derived from farmland waste and applied to contaminated paddy soil at various application ...
Tianyi He   +7 more
doaj   +1 more source

Biochar prepared at different pyrolysis temperatures affects urea-nitrogen immobilization and N2O emissions in paddy fields [PDF]

open access: yesPeerJ, 2019
Background Food safety has become a major issue, with serious environmental pollution resulting from losses of nitrogen (N) fertilizers. N is a key element for plant growth and is often one of the most important yield-limiting nutrients in paddy soil ...
Jiping Gao   +7 more
doaj   +2 more sources

Biochar-based fertilizer under drip irrigation: More conducive to improving soil carbon pool and promoting nitrogen utilization

open access: yesEcological Indicators, 2023
In order to explore a resource-saving and environmentally friendly approach to reduce nitrogen fertilizer and increase soil carbon pool in crop production.
Tianbao Ren   +7 more
doaj   +1 more source

Composition of PAHs in Biochar and Implications for Biochar Production [PDF]

open access: yesACS Sustainable Chemistry & Engineering, 2022
The content of polycyclic aromatic hydrocarbons (PAHs) in biochar has been studied extensively; however, the links between biomass feedstock, production process parameters, and the speciation of PAHs in biochar are understudied. Such an understanding is crucial, as the health effects of individual PAHs vary greatly. Naphthalene (NAP) is the least toxic
Wolfram Buss   +3 more
openaire   +2 more sources

Biochar

open access: yes
It includes compressive, tensile, and flexural strength measurements for geopolymer mortars with different biochar contents. The data provide insights into the mechanical performance and potential applications of sustainable biochar-reinforced construction materials.
Dipita Ghosh, Subodh Kumar Maiti
  +6 more sources

Effect of pyrolysis temperature on ochratoxin A adsorption mechanisms and kinetics by cashew nut shell biochars [PDF]

open access: yes, 2019
Biochars were produced from cashew nut shell at 400, 600 and 800°C. Production temperature significantly affected biochar properties and consequently the adsorption mechanisms of ochratoxin A.
Ahmadou, Abderahim   +4 more
core   +1 more source

A review of agronomic and environmental properties of inorganic compounds in biochars

open access: yesCurrent Research in Environmental Sustainability, 2023
The inorganic fractions of biochar are influenced by feedstock and pyrolysis conditions. They act as plant nutrients but can also be harmful to the environment.
Wei Shi   +11 more
doaj   +1 more source

Soil carbon sequestration and biochar as negative emission technologies [PDF]

open access: yes, 2016
Acknowledgements Thanks to Steve J. Davis who created the original figures from which the figures presented here were adapted. This output contributes to the Belmont Forum/FACCE-JPI funded DEVIL project (NE/M021327/1), the Global Carbon Project and the ...
Smith, Pete
core   +1 more source

What is the potential for biogas digesters to improve soil fertility and crop production in Sub-Saharan Africa? [PDF]

open access: yes, 2014
Acknowledgements We are very grateful to the UK Department for International Development (DFID) New and Emerging Technologies Research Call for funding this work.
Abegaz, Assefa   +6 more
core   +1 more source

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