waste-recycling
Waste-recycling in plant science involves converting agricultural byproducts and other waste materials into valuable resources for soil enrichment and plant production. This practice is essential for plant science because it enables the recovery of nutrients and energy from organic waste streams, reducing the need for virgin raw materials while supporting sustainable agriculture. By reintegrating waste materials back into growing systems, recycling contributes to more efficient nutrient cycling and environmentally responsible plant cultivation practices.
open_in_new WikipediaPubMed · 2026-03-21
Scientists developed a recycled agricultural material (biochar made from sugarcane waste) treated with iron and manganese that effectively traps toxic lead and cadmium in contaminated soil, preventing these poisons from being absorbed by crops while improving overall soil health.
5% Fe-Mn modified biochar application reduced acid-extractable lead by 9.33% and cadmium by 34.40% compared to untreated control soil
Treatment with Fe-Mn modified biochar significantly increased crop biomass while reducing toxic metal content in edible plant shoots to safe consumption levels
Both standard and Fe-Mn modified biochar elevated soil pH, organic matter, and enzyme activities while converting mobile lead and cadmium into stable, immobilized forms
