Toshiaki Ohkura

Arsenic Distribution and Speciation near Rice Roots Influenced by Iron Plaques and Redox Conditions of the Soil Matrix

Noriko Yamaguchi, Toshiaki Ohkura, Yoshio Takahashi et al. · Environmental Science & Technology · 2014 · 187 citations

Environmental Chemistry, Biogeochemistry, Engineering +13

Comprehensive soil classification system of Japan first approximation.

Hiroshi Obara, Toshiaki Ohkura, Yusuke Takata et al. · 2011 · 63 citations

Geotechnical Engineering, Engineering, Soil Classification +2

Use of the RothC model to estimate the carbon sequestration potential of organic matter application in Japanese arable soils

Masayuki Yokozawa, Yasuhito Shirato, Toshihiro Sakamoto et al. · Soil Science & Plant Nutrition · 2010 · 57 citations

Engineering, Soil Organic Matter, Agricultural Economics +17

Outline of the Comprehensive Soil Classification System of Japan – First Approximation

Hiroshi Obara, Yuji Maejima, Kazunori Kohyama et al. · Japan Agricultural Research Quarterly JARQ · 2015 · 51 citations · Full text

Environmental Monitoring, Engineering, Land Use +16

New Soil Maps of Japan based on the Comprehensive Soil Classification System of Japan – First Approximation and its Application to the World Reference Base for Soil Resources 2006

Takashi Kanda, Yusuke Takata, Kazunori Kohyama et al. · Japan Agricultural Research Quarterly JARQ · 2018 · 35 citations · Full text