Deciphering the Environmental Impacts on Rice Quality for Different Rice Cultivated Areas

Li, Xiukun; Wu, Lian; Geng, Xin; Xia, Xiuhong; Wang, Xuhong; Xu, Zhengjin; Xu, Quan

doi:10.1186/s12284-018-0198-1

Rice

Table 2 The Correlation Efficiency Between Quality Traits and Environmental factors

From: Deciphering the Environmental Impacts on Rice Quality for Different Rice Cultivated Areas

Area	Environmental factors	Brown rice	Milled rice	Head rice	Chalkiness grain	Chalkiness level	Grain length	Grain width	Aspect ratio	Alkali consumption	Gel consistency	Amylose contents	Protein contents
Entirety	Solar radiation	0.286**	0.285**	0.166*	0.056	0.072	−0.254**	0.109*	−0.221**	−0.188**	−0.158**	0.063	−0.294**
	Lux meter	0.246**	0.243**	0.017	0.085	0.108*	−0.201**	0.127*	−0.208**	−0.293**	0.015	−0.066	−0.196**
	Light hour	0.359**	0.357**	0.112*	0.077	0.097	−0.196**	0.223**	−0.289**	−0.257**	−0.035	0.142**	−0.518**
	Air temperature	0.066	0.065	−0.194*	0.003	0.033	−0.057	0.035	−0.063	−0.363**	0.154**	−0.386**	0.320**
	Day temperature	0.130**	0.128**	−0.170*	0.017	0.049	−0.074	0.083	−0.112*	−0.401**	0.153**	−0.335**	0.196**
	Night temperature	−0.01	−0.012	−0.221**	−0.015	0.01	−0.015	−0.012	−0.002	−0.306**	0.157**	−0.420**	0.438**
	Daily range	0.297**	0.295**	0.181**	0.088	0.089	−0.109*	0.219**	−0.238**	−0.078	−0.055	0.364**	−0.733**
	Relative humidity	0.107*	0.112*	0.144**	−0.095	−0.079	−0.129*	−0.064	−0.013	0.019	−0.271**	−0.017	0.160**
	Day humidity	−0.189**	−0.184**	0.009	−0.118*	−0.119*	−0.015	−0.238**	0.192**	0.195**	−0.191**	−0.187**	0.584**
	Night humidity	0.282**	0.283**	0.246**	0.021	0.028	−0.171**	0.122*	−0.189**	−0.029	−0.217**	0.286**	−0.486**
SY	Solar radiation	−0.055	−0.054	−0.258**	0.149	0.160*	−0.246**	−0.058	−0.08	−0.315**	0.071	−0.334**	0.163*
	Lux meter	0.029	0.029	−0.213**	0.128	0.137	−0.209**	−0.021	−0.096	−0.273**	0.063	−0.285**	0.161*
	Light hour	−0.133	−0.132	−0.279**	0.139	0.156	−0.218**	−0.032	−0.079	−0.221**	0.051	−0.325**	0.174*
	Air temperature	−0.066	−0.066	−0.280**	0.152	0.156	−0.234**	−0.055	−0.077	−0.319**	0.076	−0.346**	0.156
	Day temperature	−0.064	−0.064	−0.276**	0.15	0.15	−0.235**	−0.055	−0.077	−0.317**	0.075	−0.346**	0.159*
	Night temperature	−0.07	−0.069	−0.286**	0.154	0.154	−0.233**	−0.055	−0.076	−0.321**	0.077	−0.346**	0.152
	Daily range	0.124	0.124	0.192*	−0.137	−0.135	0.131	−0.005	0.071	0.254**	−0.025	0.188*	−0.065
	Relative humidity	−0.068	−0.068	−0.303**	0.147	0.158	−0.212**	−0.058	−0.064	−0.304**	0.093	−0.346**	0.102
	Day humidity	−0.074	−0.074	−0.309**	0.148	0.157	−0.202*	−0.059	−0.058	−0.301**	0.094	−0.333**	0.089
	Night humidity	−0.051	−0.051	−0.277	0.137	0.152	−0.225**	−0.052	−0.076	−0.300**	0.088	−0.362**	0.128
JS	Solar radiation	−0.1	−0.11	−0.181*	0.101	0.396**	−0.343**	−0.119	−0.091	−0.176*	0.161*	−0.470**	0.434**
	Lux meter	−0.103	−0.123	−0.161*	0.1	0.149	−0.350**	−0.113	−0.097	−0.184*	0.165*	−0.464**	0.426**
	Light hour	−0.086	−0.128	−0.147	0.095	0.188*	−0.375**	−0.118	−0.108	−0.151	0.156	−0.452**	0.420**
	Air temperature	−0.1	−0.111	−0.180*	0.097	0.128	−0.353**	−0.118	−0.097	−0.134	0.157	−0.460**	0.423**
	Day temperature	−0.099	−0.11	−0.178*	0.098	0.11	−0.353**	−0.117	−0.098	−0.14	0.159*	−0.462**	0.427**
	Night temperature	−0.102	−0.113	−0.183*	0.095	0.144	−0.353**	−0.119	−0.096	−0.123	0.153	−0.454**	0.415**
	Daily range	−0.114	−0.124	−0.053	0.154	0.103	−0.241**	−0.058	−0.086	−0.131	0.131	−0.357**	0.369**
	Relative humidity	0.08	0.091	0.168*	−0.158	−0.152	0.312**	0.1	0.09	0.165*	−0.161*	0.437**	−0.420**
	Day humidity	0.078	0.118	0.163*	−0.115	−0.270**	0.304**	0.096	0.09	0.171*	−0.162*	0.441**	−0.426**
	Night humidity	0.102	0.093	0.182*	−0.142	−0.361**	0.334**	0.116	0.086	0.126	−0.149	0.384**	−0.365**
SC	Solar radiation	−0.048	−0.047	−0.399**	0.117	0.212**	−0.135	0.074	−0.159	0.224**	0.138	−0.199*	0.353**
	Lux meter	0.104	0.105	−0.088	0.063	0.061	−0.142	−0.033	−0.027	0.055	0.039	−0.027	0.062
	Light hour	−0.109	−0.109	−0.386**	0.170*	0.171*	−0.185*	0.057	−0.174*	0.221**	0.176*	−0.219**	0.419**
	Air temperature	−0.09	−0.091	−0.390**	0.158	0.144	−0.206*	0.042	−0.157	0.215**	0.132	−0.169*	0.454**
	Day temperature	−0.072	−0.073	−0.393**	0.168*	0.151	−0.187*	0.052	−0.156	0.219**	0.121	−0.156	0.422**
	Night temperature	−0.109	−0.11	−0.376**	0.141	0.131	−0.225**	0.029	−0.153	0.203*	0.142	−0.180*	0.479**
	Daily range	0.096	0.098	−0.119	0.079	0.052	0.05	0.073	−0.044	0.107	−0.047	0.059	−0.028
	Relative humidity	−0.14	−0.14	−0.319**	0.186*	0.206*	−0.190*	0.036	−0.15	0.161*	0.211**	−0.275**	0.421**
	Day humidity	−0.147	−0.149	−0.280**	0.153	0.176*	−0.193*	0.019	−0.133	0.137	0.203*	−0.269**	0.418**
	Night humidity	−0.122	−0.122	−0.348**	0.216**	0.231**	−0.185*	0.046	−0.159*	0.183*	0.211**	−0.269**	0.404**
SZ	Solar radiation	−0.043	−0.153	0.095	0.084	0.014	0.102	0.019	0.019	0.024	0.113	−0.153	0.058
	Lux meter	−0.162*	−0.162*	0.082	0.053	0.081	−0.043	−0.045	0.004	−0.042	−0.147	0.104	−0.228
	Light hour	0.142	0.142	0.121	−0.062	−0.077	−0.164*	−0.114	0.025	0.071	0.105	−0.152	0.240**
	Air temperature	0.103	0.103	0.162*	−0.062	−0.074	−0.193*	−0.131	0.028	0.055	0.043	−0.160*	0.207*
	Day temperature	0.094	0.094	0.169*	−0.059	−0.067	−0.194*	−0.132	0.028	0.058	0.035	−0.149	0.198*
	Night temperature	0.108	0.109	0.153	−0.063	−0.079	−0.187*	−0.129	0.03	0.053	0.049	−0.169*	0.215**
	Daily range	−0.163*	−0.163*	−0.021	0.046	0.08	0.034	0.049	−0.039	−0.054	−0.134	0.14	−0.228**
	Relative humidity	−0.052	−0.054	−0.056	0.051	0.085	0.208**	0.113	0.003	0.062	−0.032	0.193*	−0.132
	Day humidity	0.027	0.025	−0.077	0.028	0.042	0.212**	0.119	0.007	0.081	0.038	0.128	−0.021
	Night humidity	−0.098	−0.099	−0.035	0.061	0.103	0.174*	0.096	−0.004	0.037	−0.075	0.210**	−0.190*

*P < 0.05, **P < 0.01

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