Use of nutrients recycled from societal waste streams in agriculture is part of the circular
economy, and in line with organic farming principles. Nevertheless, diverse contaminants in …

Recycling renewable energy waste, nutrient-rich biomass ash, via composting for biofuel
crop fertilization is feasible for integrating waste and crop production to close the nutrient …

Sugar beet (Beta vulgaris L.) is a globally significant crop, valued for its economic
importance in sugar production. Saline‐sodic soil environments negatively impact sugar …

Conventional composting faces challenges of nitrogen loss, product instability, and limited
humic substance formation. This study investigated the effects of nanoscale biochars (nano …

Nutrient scarcity in organic farming is an important obstacle to the growth of the sector. This
study aimed to design a novel anaerobic digestion system for enhancing nitrogen (N) …

Background and aims Soil organic phosphorus (Porg) is of interest for plant nutrition
because it can comprise between 20 and 80% of total soil phosphate (P). This study aims to …

Recycling nutrients from human faeces is a practicable and effective process in terms of the
circular economy. To test this, we carried out a pot experiment with a hygienized human …

Vineyards in Mediterranean areas suffer from significant soil degradation through erosion,
due to rainfall and soil characteristics, as well as soil management practices. Previous …

In the Mediterranean area, using organic fertilizers is crucial to maintaining and increasing
soil fertility and crop productivity since soil organic matter is being progressively depleted …

There has been a rise in campaigns promoting the protection of the environment and the
development of green economies. A green economy aims to improve human well-being and …