“独秆”栽培模式下全程氮肥在分蘖中后期施用对旱直播水稻产量和品质的影响

赵杰, 李绍平, 程爽, 田晋钰, 邢志鹏, 陶钰, 周磊, 刘秋员, 胡雅杰, 郭保卫, 高辉, 魏海燕, 张洪程

Effects of nitrogen fertilizer in whole growth duration applied in the middle and late tillering stage on yield and quality of dry direct seeding rice under “solo-stalk” cultivation mode

ZHAO Jie, LI Shao-Ping, CHENG Shuang, TIAN Jin-Yu, XING Zhi-Peng, TAO Yu, ZHOU Lei, LIU Qiu-Yuan, HU Ya-Jie, GUO Bao-Wei, GAO Hui, WEI Hai-Yan, ZHANG Hong-Cheng

表6 “独秆”栽培模式下全程氮肥在分蘖中后期施用对旱直播水稻蒸煮食味品质和营养品质的影响

Table 6 Effects of nitrogen fertilizer in whole growth duration applied in the middle and late tillering stage on cooking, eating and nutritional quality of dry direct seed rice under “solo-stalk” cultivation mode

处理Treatment		食味值 Taste value	外观 Appearance	硬度 Hardness	黏度 Viscosity	蛋白质含量 PC (%)	直链淀粉含量 AC (%)
氮肥水平 N level	追肥叶龄 Leaf age	食味值 Taste value	外观 Appearance	硬度 Hardness	黏度 Viscosity	蛋白质含量 PC (%)	直链淀粉含量 AC (%)
N1	L6	82.1 a	8.3 a	5.8 e	8.7 a	7.63 e	12.49 a
	L7	78.7 a	7.8 a	6.0 d	8.3 a	7.73 de	12.08 ab
	L8	74.0 bc	7.1 bc	6.3 bc	7.6 b	7.93 de	11.69 abc
	L9	73.8 bc	7.0 bc	6.4 bc	7.6 b	8.13 cde	11.10 bcd
	L10	70.8 cd	6.5 cd	6.6 a	7.2 bc	8.28 bcde	10.42 d
N2	L6	81.4 a	8.2 a	5.8 e	8.6 a	7.98 cde	12.15 ab
	L7	74.8 b	7.2 b	6.2 cd	7.6 b	8.35 bcd	11.52 abc
	L8	73.2 bc	7.0 bc	6.3 bc	7.4 bc	8.62 abc	11.13 bcd
	L9	70.8 cd	6.6 cd	6.5 ab	7.1 bc	8.83 ab	10.64 cd
	L10	68.7 d	6.3 d	6.7 a	6.8 c	9.13 a	10.15 d
F-value
N		17.27^NS	12.98^NS	3.27^NS	16.69^NS	132.13^**	51.64^*
L		39.29^**	38.67^**	45.57^**	28.14^**	5.90^**	10.00^**
N×L		0.89^NS	1.03^NS	0.44^NS	1.15^NS	0.39^NS	0.07^NS
CK1		72.0	7.0	6.4	7.2	7.70	12.20
CK2		74.1	7.2	6.1	7.6	7.55	12.50