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Effects of Controlled Release Nitrogen Fertilizer on Plant and Soil N Concentration and Yield of Rice in Cold Region
朱宝国1,马晓明2,张春峰1,贾会彬1,于忠和1,孟庆英1,王囡囡1,刘姿彤3
Journal of Agriculture . 2014, (1): 25 -28 .  DOI: 10.11924/j.issn.2095-4050.2013-xb0563