稻虾共作模式下不同优良食味粳稻物质生产及产量特征研究

唐建鹏, 陈京都, 温凯, 张明伟, 谢成林, 陆佩玲, 闵思桂, 王企銮, 成洁旻

Study on Material Production and Yield Characteristics of Japonica Rice with Good Eating Quality in Rice-Crayfish Farming System

Tang Jianpeng, Chen Jingdu, Wen Kai, Zhang Mingwei, Xie Chenglin, Lu Peiling, Min Sigui, Wang Qiluan, Cheng Jiemin

表6 物质生产与产量及其构成因素的相关性分析

Table 6 Correlation analysis between dry matter production and yield and its components

项目 Item	有效穗数 Number of productive panicles	穗粒数 Grains number per panicle	结实率 Seed-setting rate	千粒重 1000-grain weight	实际产量 Actual yield
物质生产Material production
高峰苗干物质重Dry matter weight at peak seedling stage	0.718^**	-0.047	0.363	0.047	0.615^*
拔节期干物质重Dry matter weight at jointing stage	0.239	-0.026	0.374	0.617^*	0.724^*
齐穗期干物质重Dry matter weight at heading stage	0.095	-0.036	0.283	0.771^**	0.699^*
成熟期干物质重Dry matter weight at maturity stage	0.464	-0.159	0.484	0.655^*	0.853^**
高峰―拔节物质积累Dry matter accumulation at peak-jointing stage	-0.139	-0.004	0.219	0.677^*	0.473
拔节―齐穗物质积累Dry matter accumulation at jointing- heading stage	0.007	-0.034	0.183	0.697^*	0.553
干物质快增期Duration of rapid growth of dry matter (∆t)	0.150	0.010	-0.252	0.607^*	-0.434
干物质最大增速The maximum rate of dry matter accumulation (V_max)	0.016	-0.142	0.397	0.806^**	0.653^*
干物质平均增速The average rate of dry matter accumulation (V_a)	0.425	-0.200	0.514	0.738^**	0.869^**
根系伤流量Bleeding instensity perhill	0.305	0.133	0.460	0.550	0.783^**
单茎重Single stem weight	-0.603^*	0.387	0.087	0.629^*	0.342
物质转运Material transport
叶片物质输出量The material output of leaf	0.425	-0.014	0.648^*	0.387	0.756^**
茎叶物质输出总量The total material output of stem and leaf	0.098	0.004	0.586	0.654^*	0.825^**
叶片物质转运率The material transport rate of leaf	0.433	-0.027	0.743^**	0.354	0.758^**
茎叶物质转运率The material transport rate of leaf and stem	-0.059	0.101	0.623^*	0.253	0.544
茎鞘物质贡献率The material transport contribution rate of stem	-0.725^**	0.211	-0.426	-0.029	-0.438
叶片物质贡献率The material transport contribution rate of leaf	0.304	0.039	0.617^*	0.350	0.669^*
茎叶物质贡献率The material transport contribution rate of leaf and stem	-0.657^*	0.347	0.149	0.388	0.195
物质分配Material distribution
叶片干物质占比Proportion of leaf dry matter	-0.122	-0.146	0.619^*	-0.385	-0.663^*