南方稻区优良食味与高产协同的单季晚粳稻品种特点研究

胡蕾,朱盈,徐栋,陈志峰,胡兵强,韩超,裘实,吴培,张洪程,魏海燕

Characteristics of Good Taste and High Yield Type of Single Cropping Late Japonica Rice in Southern China

HU Lei,ZHU Ying,XU Dong,CHEN ZhiFeng,HU BingQiang,HAN Chao,QIU Shi,WU Pei,ZHANG HongCheng,WEI HaiYan

表11 2017 年扬州地区不同类型单季晚粳群体生长率、净同化率及光合势的差异

Table 11 Differences in crop growth rate, net assimilation rate and photosynthetic potential of single-season late japonica rice with different types in Yangzhou in 2017

品种类型 Type	品种名称 Cultivar	群体生长率 Crop growth rate (g·m^-2·d^-1)			净同化率 Net assimilation rate (g·m^-2·d^-1)			光合势 Photosynthetic potential (×10⁴·m²·d·hm^-2)
品种类型 Type	品种名称 Cultivar	播种-拔节 S-J	拔节-抽穗 J-H	抽穗-成熟 H-M	播种-拔节 S-J	拔节-抽穗 J-H	抽穗-成熟 H-M	播种-拔节 S-J	拔节-抽穗 J-H	抽穗-成熟 H-M
味优高产 GH	南粳46 Nanjing46	6.34	21.90	11.51	2.25	4.34	2.72	122.36	150.71	307.58
	苏香粳100 Suxiangjing100	6.61	21.10	11.48	2.36	4.20	2.61	116.80	156.10	308.10
	常软07-7 Changruan07-7	6.67	23.77	10.51	2.42	4.90	2.46	105.10	131.90	329.70
	平均值 Mean	6.54b	22.26b	11.16b	2.34b	4.48b	2.60b	114.8a	146.2a	315.1a
味优中产 GM	宁9044 Ning9044	6.56	23.15	8.52	2.30	4.62	2.22	126.30	133.10	254.40
	苏2250 Su2250	6.29	22.56	8.42	2.23	4.59	2.20	123.90	136.30	254.20
	嘉67 Jia67	5.58	23.31	8.34	1.97	4.65	2.23	138.70	133.60	257.00
	平均值 Mean	6.15b	23.01b	8.43c	2.17b	4.62ab	2.22c	129.6a	134.3a	255.2c
味中高产 MH	常农粳8号 Changnongjing8	8.36	24.14	13.98	2.98	4.84	3.30	115.00	149.40	279.60
	淮香粳15号 Huaixiangjing15	8.17	24.64	13.88	2.91	4.93	3.16	114.00	144.70	282.40
	武粳215 Wujing215	8.34	26.23	13.85	2.98	5.23	3.19	114.50	135.10	277.30
	平均值 Mean	8.29a	25.00a	13.90a	2.96a	5.00a	3.22a	114.50a	143.00a	279.80b