Effects of mepiquat chloride on yield and main properties of cottonseed under different plant densities

Table 1 Agronomic traits at boll opening stage as affected by mepiquat chloride (MC) and plant densities in Sikang 1

MC	Plant density/(plant·m^-2)	Plant height /cm		First fruiting branch height /cm		Mean fruiting branch length /cm		Fruiting node number per plant		Fruiting branch number per plant
MC	Plant density/(plant·m^-2)	2013	2014	2013	2014	2013	2014	2013	2014	2013	2014
CK	1.35	128.2 d	110.1 b	16.0 c	5.5 c	65.8 a	50.4 a	112.6 a	85.0 a	24.6 a	18.2 a
	2.55	133.6 c	114.1 b	18.0 b	13.0 b	59.2 ab	41.3 b	87.8 b	80.2 a	23.8 ab	18.0 a
	3.75	138.7 b	119.1 ab	18.0 b	13.5 ab	49.6 bc	37.8 b	79.5 c	62.0 b	22.7 bc	16.1 b
	4.95	145.6 a	126.0 a	20.5 a	14.5a	39.8 c	30.2 c	69.3 d	48.0 c	21.4 c	15.6 b
MC 135 g·hm^− 2	1.35	100.5 d	84.7 c	14.0 b	10.0 b	53.2 a	25.9 a	125.5 a	66.8 a	22.5 a	15.9 a
	2.55	123.3 c	88.6 bc	15.5 b	16.0 a	50.3 a	22.6 ab	112.5 ab	48.4 b	22.1 a	14.3 ab
	3.75	130.3 b	92.6 ab	16.5 ab	16.5a	37.6 b	18.9 b	102.0 b	43.4 bc	21.3 ab	14.7 ab
	4.95	135.9 a	98.4 a	18.5 a	20.0 a	36.2 b	18.6 b	82.2 c	34.4 c	20.8 b	12.8 b
Source of variance
Plant density		**	**	**	**	**	**	**	**	**	**
MC		**	**	ns	ns	*	**	**	*	*	**
Plant density × MC		**	*	ns	ns	ns	ns	**	**	*	**

Values followed by the different letters within the same column are significant differences at 0.05 probability level; * and ** represent significant differences at 0.01 and 0.05 probability level, respectively; ns represents no significant differences

ISSN: 2523-3254