The global scarcity, demand, prices and quality of rock phosphate seem to be ones of the
greatest challenges in future related to food and feed security, as well as manufacture of …

Phosphorus is vital for all life, which means that phosphorus is present in all biomass to
some extent. Some types of biomass, such as certain agricultural residues, animal biomass …

The growing importance of repurposing waste ash from biomass power plants as a fertilizer
material is evident. This study systematically investigates the feasibility of employing manure …

Biochars and ashes derived from thermal treatment of P-rich wastes could be used as bio-
based fertilizers to improve P recycling. However, thermal treatments often result in low plant …

Increasing worldwide demand for chicken and chicken products has led to increased
production of chicken manure. Therefore, chicken manure has an important application …

The goal of the tests was to separate a phosphate concentrate from ash and to assess its
fertiliser use efficiency in anthropogenic land. Ash obtained from poultry manure incineration …

The paper presents the research results of the supercritical water oxidation (SCWO) of
poultry manure continuously fed into a tubular reactor both in the absence and presence of …

The incineration of poultry litter (PL) effectively reduces the volume of waste in line with the
United Nations Sustainable Development Goal of “affordable and clean energy”. However …

This work is connected with the increasing demand for fertilizers and the associated supply
risks and market volatility in the European Union (EU). It highlights the reliance on …

This study aims to apply circular economy principles through waste-to-energy processes to
safely dispose of harmful materials, generate sustainable energy, and produce fertilizer …