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9 不同控混肥配比方式下优质食味粳稻各生育阶段氮素积累及比例的差异

Table 9 Differences in N accumulation and ratio of japonica rice with good taste quality at different growth stages under different combination of controlled-release fertilizers

年份 Year 品种 Cultivar 处理 Treatment 播种至拔节 SS-JS 拔节至抽穗 JS-HS 抽穗至成熟 HS-MS 积累量 Amount (kg·hm-2) 比例 Ratio (%) 积累量 Amount (kg·hm-2) 比例 Ratio (%) 积累量 Amount (kg·hm-2) 比例 Ratio (%) 2018 南粳9108 Nanjing9108 60 d+40 d 107.84a 58.65a 56.94d 30.97d 19.08d 10.38e 60 d+80 d 106.69a 57.36a 59.51d 31.98d 19.85d 10.67de 80 d+60 d 101.92b 52.12b 70.57c 36.09c 23.07c 11.80cde 80 d+100 d 98.86c 48.40c 78.50b 38.43b 26.88ab 13.16abc 100 d+80 d 93.48d 45.24d 85.04a 41.14a 28.15a 13.62ab 100 d+120 d 92.99d 45.03d 84.36a 40.85a 29.14a 14.11a CK 89.59e 44.99d 85.17a 42.77a 24.37bc 12.24bcd 丰粳1606 Fengjing1606 60 d+40 d 106.57a 57.64a 57.16c 30.91d 21.17d 11.45d 60 d+80 d 106.70a 56.90a 58.84c 31.39d 21.95d 11.71d 80 d+60 d 103.01b 52.03b 69.11b 34.91c 25.86c 13.06c 80 d+100 d 97.10c 47.07c 81.17a 39.33b 28.07bc 13.60bc 100 d+80 d 92.06d 44.34d 86.08a 41.45ab 29.50b 14.21bc 100 d+120 d 90.30de 43.37d 85.60a 41.11ab 32.32a 15.52a CK 87.07e 43.18d 85.03a 42.16a 29.59b 14.67ab 2019 南粳9108 Nanjing9108 60 d+40 d 106.52a 56.97a 58.73d 31.40d 21.74d 11.62b 60 d+80 d 104.99a 55.68a 60.63d 32.14d 22.98cd 12.18b 80 d+60 d 101.27b 50.60b 73.30c 36.62c 25.59bcd 12.78b 80 d+100 d 97.63c 47.08c 83.18b 40.12b 26.53bc 12.80b 100 d+80 d 93.97d 44.72d 88.87a 42.29b 27.29b 12.99b 100 d+120 d 91.35d 42.88de 90.22a 42.35b 31.48a 14.77a CK 86.06e 42.30e 91.04a 44.75a 26.36bc 12.95b 丰粳1606 Fengjing1606 60 d+40 d 107.76a 56.08a 59.34d 30.88e 25.07d 13.05c 60 d+80 d 106.39a 54.62a 61.91d 31.78e 26.50cd 13.60bc 80 d+60 d 103.30ab 50.55b 73.52c 35.96d 27.61bcd 13.78bc 80 d+100 d 99.98b 47.26c 82.41b 38.94c 29.22bc 13.80bc 100 d+80 d 94.66c 44.36d 88.29a 41.38b 30.41b 14.25bc 100 d+120 d 92.57c 43.09d 87.24a 40.61b 35.01a 16.30a CK 86.71d 42.64d 87.95a 43.25a 30.64b 14.92ab