Table 2.

Equations of the final lamina width (cm) response to increased plant densities for different cultivars.

PP		10	11	12	13	14	15	16	17	18
C1	a	−0.12	−0.15	−0.17	−0.18	−0.12	−0.14	−0.18	−0.23	−0.18
	b	10.12	10.48	10.56	10.24	9.2102	8.6364	8.5123	8.3687	7.1836
	R2	0.76	0.74	0.75	0.73	0.73	0.72	0.68	0.81	0.72
C2	a	–	−0.191	−0.172	−0.157	−0.208	−0.225	−0.254	−0.197	−0.152
	b	–	11.009	10.658	10.105	10.271	9.8834	9.5964	8.6302	7.4411
	R2		0.73	0.69	0.74	0.80	0.85	0.93	0.78	0.97
C3	a	−0.179	−0.211	−0.233	−0.252	−0.251	−0.299	−0.264	−0.210	−0.238
	b	10.089	10.64	10.8	10.595	9.7349	9.9759	9.1595	7.8331	7.526
	R2	0.91	0.93	0.95	0.92	0.60	0.85	0.80	0.83	0.76

Here C1 Zhengdan 958, C2 Longping 206, C3 Jinqiu 119, PP ranks. R² is statistically significant (P < 0.05).