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Empirical equations for prediction of major cation concentrations in soil solution using concentrations in water extracts |
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| Authors: | Shin-Ichiro WADA Koji ODAHARA Noriaki GUNJIKAKE Shiro TAKADA |
| Affiliation: | Faculty of Agriculture, Kyushu University and;Division of Bioresources and Environmental Sciences, Graduate School of Kyushu University, Fukuoka 812-8581,;Fukuoka Prefectural Office, Fukuoka 812-8577 and;Kumamoto Agricultural Research Center, Kumamoto 861-1113, Japan |
| Abstract: | |
| Keywords: | cation soil solution soil testing water extract |