. 2014 Nov;15(11):986–996. doi: 10.1631/jzus.B1400157

Table 4.

Correlation coefficients of K, Mg, Na, Ca, Zn, Fe, Mn, Cu, phytic acid (PA), and grain weight (GW) among different positions within a panicle

Cultivar	Feature	Correlation coefficient
Cultivar	Feature	K	Mg	Na	Ca	Zn	Fe	Mn	Cu	PA	GW
98110	K	1.000
	Mg	0.960^**	1.000
	Na	0.932^**	0.889^*	1.000
	Ca	0.953^**	0.891^*	0.991^**	1.000
	Zn	0.904^*	0.810	0.959^**	0.981^**	1.000
	Fe	0.856^*	0.796	0.936^**	0.955^**	0.981^**	1.000
	Mn	−0.302	−0.430	−0.151	−0.092	0.064	0.143	1.000
	Cu	0.874^*	0.777	0.962^**	0.971^**	0.993^**	0.970^**	0.054	1.000
	PA	−0.577	−0.353	−0.662	−0.677	−0.730	−0.612	−0.117	−0.768	1.000
	GW	0.702	0.663	0.711	0.770	0.794	0.854^*	0.361	0.733	−0.315	1.000
HIPj	K	1.000
	Mg	0.963^**	1.000
	Na	0.601	0.650	1.000
	Ca	0.816^*	0.891^*	0.880^*	1.000
	Zn	0.826^*	0.886^*	0.859^*	0.990^**	1.000
	Fe	0.709	0.751	0.951^**	0.957^**	0.953^**	1.000
	Mn	0.961^**	0.982^**	0.744	0.923^**	0.907^*	0.825^*	1.000
	Cu	0.743	0.753	0.883^*	0.934^**	0.956^**	0.978^**	0.812^*	1.000
	PA	0.351	0.567	0.512	0.665	0.669	0.537	0.492	0.492	1.000
	GW	0.684	0.624	0.902^*	0.744	0.729	0.839^*	0.741	0.795	0.161	1.000
Xiushui63	K	1.000
	Mg	0.938^**	1.000
	Na	0.746	0.541	1.000
	Ca	0.807	0.614	0.985^**	1.000
	Zn	0.821^*	0.651	0.953^**	0.972^**	1.000
	Fe	0.753	0.533	0.984^**	0.994^**	0.963^**	1.000
	Mn	0.956^**	0.925^**	0.763	0.782	0.800	0.718	1.000
	Cu	0.780	0.618	0.947^**	0.963^**	0.881^*	0.947^**	0.767	1.000
	PA	−0.473	−0.531	−0.483	−0.533	−0.661	−0.503	−0.477	−0.433	1.000
	GW	0.789	0.836^*	0.552	0.547	0.503	0.465	0.896^*	0.634	−0.201	1.000
Xiushui994	K	1.000
	Mg	0.669	1.000
	Na	0.880^*	0.853^*	1.000
	Ca	0.848^*	0.875^*	0.978^**	1.000
	Zn	0.879^*	0.807	0.963^**	0.989^**	1.000
	Fe	0.772	0.819^*	0.961^**	0.979^**	0.962^**	1.000
	Mn	0.734	0.924^**	0.873^*	0.852^*	0.780	0.830^*	1.000
	Cu	0.827^*	0.865^*	0.974^**	0.995^**	0.977^**	0.990^**	0.872^*	1.000
	PA	0.142	−0.053	0.056	−0.110	−0.098	−0.179	−0.081	−0.164	1.000
	GW	0.587	0.945^**	0.862^*	0.909^*	0.854^*	0.898^*	0.834^*	0.905^*	−0.162	1.000
Chunjiang15	K	1.000
	Mg	0.690	1.000
	Na	0.805	0.191	1.000
	Ca	0.802	0.460	0.607	1.000
	Zn	0.869^*	0.542	0.792	0.850^*	1.000
	Fe	0.820^*	0.488	0.641	0.993^**	0.881^*	1.000
	Mn	0.888^*	0.618	0.655	0.967^**	0.933^**	0.971^**	1.000
	Cu	0.818^*	0.480	0.715	0.944^**	0.949^**	0.972^**	0.956^**	1.000
	PA	0.111	−0.567	0.575	0.309	0.251	0.329	0.161	0.367	1.000
	GW	0.764	0.124	0.863^*	0.592	0.615	0.567	0.602	0.540	0.439	1.000
Xiushui11	K	1.000
	Mg	0.871^*	1.000
	Na	0.921^**	0.690	1.000
	Ca	0.916^*	0.751	0.938^**	1.000
	Zn	0.944^**	0.733	0.887^*	0.940^**	1.000
	Fe	0.909^*	0.714	0.911^*	0.990^**	0.970^**	1.000
	Mn	0.842^*	0.645	0.973^**	0.938^**	0.813	0.892^*	1.000
	Cu	0.928^**	0.744	0.950^**	0.998^**	0.955^**	0.992^**	0.938^**	1.000
	PA	−0.337	−0.189	−0.507	−0.503	−0.458	−0.500	−0.548	−0.522	1.000
	GW	0.838^*	0.882^*	0.709	0.804	0.734	0.771	0.700	0.782	0.041	1.000

Correlation is significant at the 0.05 level (2-tailed)

^**

Correlation is significant at the 0.01 level (2-tailed)