About WICKRAMATILAKE Achala Ruwan P.
About Hiroshima Univ., Higashi-Hiroshima, JPN
About KOUNO Kenji
About Hiroshima Univ., Higashi-Hiroshima, JPN
About NAGAOKA Toshinori
About Hiroshima Univ., Higashi-Hiroshima, JPN
About Soil Science and Plant Nutrition
About compost
About kuroboku soil
About phosphate rock
About phosphorus
About bioavailability
About Eleusine coracana
About fertilization (cultivation)
About Biomass
About solubilization
About soil microorganism
About microbial biomass
About bioavailability
About rock phosphate
About Fertilizer application and efficiency
About Soil organisms
About 堆肥
About 黒ボク土
About 生物
About 性質
About リン鉱石
About リン