生物炭对农田土壤改良作用的研究进展

Progress Research on the Improvement Effect of Biochar on Farmland Soil

为了客观全面地了解国内应用生物炭对农田土壤改良的现状和动态以及未来的主要发展趋势,基于中国知网数据库,对有关生物炭改良农田土壤的相关文献进行了检索与分析。结果表明:我国生物炭改良土壤方面的研究从发文量来看正处于快速发展阶段;我国生物炭改良土壤领域的研究,发文量最多的机构是西北农林科技大学,被引频次最多的也是西北农林科技大学;发文量最多的是华中农业大学姜存仓教授,被引频次最多的则是西北农林科技大学何绪生教授。该领域的研究主要以国家层面的基金资助为主,占到了72.33%;生物炭改良土壤研究的热点研究主要集中于土壤改良、土壤养分、重金属修复等方面,这也是生物炭用于土壤改良未来的主要研究方向。

In order to objectively and comprehensively understand the current status and dynamics of domestic application of biochar to farmland soil improvement and the main research trends in the future,this papersearches and analyzesthe relevant literature on biochar improved farmland soil based on China Knowledge Network database.The results show that the research on biochar improved soil in China is in a rapid development stage.Northwest A&F Universityhas the largest number of organizations and isalso the most frequently citedinstitute;the most published is Professor Jiang Cangcun from Huazhong Agricultural University,and the most frequently cited is Professor He Xusheng from Northwest A&F University.The research in this field is mainly funded by national-level funds,accounting for 72.33%.The research on biochar-modified soil research focuses on soil improvement,soil nutrient and heavy metal restoration.This is also the main research direction for soil improvement.