育苗箱施肥と牛ふん堆肥による水稲の50%減化学肥料栽培
Paddy Rice Cultivation Method by a Coated Fertilizer and Animal Manure Compost That 50% Reduced a Quantity of Use of Nitrogen Fertilizer

Fumihiko NAKAGAWA, Katsumi KUMAGAI, Yoichi KONNO, Kinei YAMAGUCHI
2001 Japanese Journal of Soil Science and Plant Nutrition  
doi:10.20710/dojo.72.4_565 fatcat:xzp5e5datvbvzlw2decc6udxxq