AUTHOR=Sun Hongwei , Ren Junping , Wang Jie , Zuo Libo , He Fuqing , Wu Xingyuan , Xu Kangkang , Mukofu Chipilauka , Dokowe Alphet Phaskani , Cao Shuping TITLE=Concentration and distribution of B and Se in stream sediments of Zambia and their agricultural implications JOURNAL=Frontiers in Earth Science VOLUME=12 YEAR=2025 URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2024.1454929 DOI=10.3389/feart.2024.1454929 ISSN=2296-6463