Table 4. Correlation coefficients of hormone contents in wheat grains with the PA in grains and the maximum grain filling rate (G_max), mean grain filling rate (G_mean), and maximum grain weight (W_max) of winter wheat.

	Gmax	Gmean	Wmax	Spd	Spm	Put
IAA	−0.056	−0.023	−0.169	−0.164	−0.254	0.148
ABA	0.153	0.187	0.168	0.024	0.064	0.587
Z+ZR	0.708*	0.717*	0.709*	0.491	0.517	−0.485
ETH	−0.820*	−0.745*	−0.759*	−0.730*	−0.740*	0.758*
GAs	0.670	0.667	0.583	0.582	0.581	0.517
ABA/ETH	0.924**	0.814*	0.717*
ABA/(Z+ZR)	−0.549	−0.482	−0.305
(Z+ZR)/ETH	0.866**	0.751*	0.721*

*Significant at the 0.05 probability level (n = 8).

**Significant at the 0.01 probability level (n = 8).