优质食味粳稻控混肥一次性基施效应

蒋伟勤,胡群,俞航,马会珍,任高磊,马中涛,朱盈,魏海燕,张洪程,刘国栋,胡雅杰,郭保卫

Effect of One-Time Basal Application of the Mixed Controlled-Release Nitrogen Fertilizer in Japonica Rice with Good Taste Quality

JIANG WeiQin,HU Qun,YU Hang,MA HuiZhen,REN GaoLei,MA ZhongTao,ZHU Ying,WEI HaiYan,ZHANG HongCheng,LIU GuoDong,HU YaJie,GUO BaoWei

表2 各处理氮肥类型、用量（纯氮）与施用时间

Table 2 Nitrogen fertilizer types, dosages (pure nitrogen) and application time of each treatment (kg·hm-2)

处理 Treatment 基肥 Basal fertilizer 分蘖肥 TF 促花肥 SPF 保花肥 SDF 控释肥类型 Types of CRU 尿素 U 复合肥 CF 尿素 U 尿素 U 尿素 U 40 d 60 d 80 d 100 d 120 d 60 d+40 d 27 108 67.5 67.5 60 d +80 d 108 27 67.5 67.5 80 d +60 d 27 108 67.5 67.5 80 d +100 d 108 27 67.5 67.5 100 d +80 d 27 108 67.5 67.5 100 d +120 d 108 27 67.5 67.5 CK 47.25 47.25 94.5 40.5 40.5