持续性秸秆还田配施化肥对油菜-水稻轮作周年氮磷径流损失的影响

靳玉婷,刘运峰,胡宏祥,穆静,高梦瑶,李先藩,薛中俊,龚静静

Effects of Continuous Straw Returning with Chemical Fertilizer on Annual Runoff Loss of Nitrogen and Phosphorus in Rice-Rape Rotation

JIN YuTing,LIU YunFeng,HU HongXiang,MU Jing,GAO MengYao,LI XianFan,XUE ZhongJun,GONG JingJing

表2 作物田间试验具体施肥时间

Table 2 Specific fertilization time of crop field experiment

作物类型Crop type 年份 Year 基肥Basal fertiliers 追肥1 Top dressed nitrogen 1 追肥2 Top dressed nitrogen 2 油菜季 Rice season 2017 2016/11/7 2017/1/12 2017/2/22 2018 2017/11/8 2018/1/10 2018/2/19 2019 2018/11/12 2019/1/14 2019/2/25 水稻季 Rice season 2017 2017/6/7 2017/6/20 2017/8/1 2018 2018/6/8 2018/6/29 2018/8/5 2019 2019/6/12 2019/6/24 2019/8/8