About YOSHIZAWA SHUJI
About 明星大学理工学部総合理工学科環境・生態学系
About char
About biomass
About carbon dioxide storage
About soil amendment
About carbide
About greenhouse effect gas
About reduction
About carbon dioxide fixation
About biochar
About greenhouse gas reduction
About Carbon Sequestration
About carbon storage
About Carbon and its compounds
About Environmental problems
About Soil management
About 土壌
About 炭素貯留
About 土壌改良材
About バイオ炭