Coffee waste-derived biochar was found to immobilize heavy metals in contaminated soil,
although there are few studies involving these materials. Given the large amount of waste …

Recently, biochar has been tested as a nutrient carrier for synthesizing slow-release
fertilizers. But, such slow-release fertilizer exists which is designed specifically for alkaline …

Washing biochar modifies its properties for use as a soil amendment. The important biochar
properties for use as a soil amendment are hydrophilicity, adsorption, and stability. Biochar …

Water shortages and soil salinization in arid regions of northwestern China have become an
important factor limiting agricultural production and affecting the living conditions of farmers …

Biochar can be an effective soil amendment, but concerns are soil contamination and dust
emissions. This thesis developed various post-pyrolysis washing solutions to alleviate these …

Secondary salinity is a significant problem in irrigated agricultural lands. Investigation of the
amount of the CO2-C (g kg-1 day-1) quantity released to atmosphere through the application …

With the rapid development of the economy, the problem of environmental degradation has
become more and more serious, which contrasts with people's high requirements for the …