About HIRONO Yuhei
About NARO Inst. of Vegetable and Tea Sci., Shizuoka, JPN
About NONAKA Kunihiko
About NARO Inst. of Vegetable and Tea Sci., Shizuoka, JPN
About Soil Science and Plant Nutrition
About Camellia sinensis
About tea garden
About dinitrogen oxide
About discharge
About calcium cyanamide
About global warming
About nitrification
About nitrification inhibitor
About lime
About soil acidity
About seasonal variation
About ammonia nitrogen
About nitrate nitrogen
About biological absorption
About acid soil
About cyanamide
About ammonium nitrogen
About nitrous oxide emission
About nitrification inhibitor
About nitrogen acquisition
About soil pH
About Stimulant crops
About Soil organisms
About Environmental problems
About Dicyandiamide
About 緑茶
About 酸化二窒素
About 放出
About 石灰窒素
About ジシアンジアミド