Long-term (nearly a century) effects of fertilizer, lime and rice straw compost application on active aluminum and iron and available phosphorus in paddy fields

• Published in: Geoderma Vol. 424; p. 115992
• Main Authors: Ando, Kaori, Yamaguchi, Noriko, Kasuya, Masahiro, Oga, Toshiya, Ohashi, Yoshinori, Taki, Katsutoshi
• Format: Journal Article
• Language: English
• Published: 15.10.2022
• Subjects: agricultural soils; aluminum; calcium hydroxide; composts; iron; mineral fertilizers; oxalates; paddies; phosphorus; rice straw; rough rice

In paddy soils, plant availability of phosphorus (P) increases during the flooding period due to the reductive dissolution of iron (Fe)-bearing minerals on which P is sorbed. Soil chemical properties are a determining factor of P availability and are subject to change after prolonged paddy rice cult...