Cotton Science

Figure/Table detail

The effect of crop configuration between wheat and cotton on crop yield and cotton maturity under the machine-harvested cotton cropping mode

Wang Guoping, Liu Liantao, Lei Yaping, Feng Lu, Zhang Yongjiang, Wang Zhanbiao, Li Xiaofei, Li Yabing, Li Cundong

Cotton Science, 2022, 34(5): 430-442. DOI: 10.11963/cs20220028

年份 Year	棉花品种 Cotton cultivar	配置方式 Cropping mode	生物量 Biomass/ (kg·hm^-2）	籽棉产量 Seed cotton yield/ (kg·hm^-2)	收获指数 Harvest index	铃数 Boll number/（10⁴·hm^-2）	铃重 Boll weight/g	衣分 Lint percentage/ %
2018	ZM50	W2C1	10 150 bc	4 025 a	0.397 abc	92.5 a	4.41 b	36.8 a
		W3C1	9 548 c	3 972 ab	0.416 ab	93.2 a	4.29 b	36.0 ab
		W6C2	8 931 c	3 760 abc	0.421 a	75.1 a	4.39 b	37.4 a
	ZM79	W2C1	10 281 bc	3 609 abc	0.351 bc	79.2 a	4.25 b	33.8 bc
		W3C1	10 918 ab	3 145 c	0.288 d	76.7 a	4.11 b	31.2 c
		W6C2	11 822 a	3 807 ab	0.322 cd	80.0 a	4.89 a	32.9 c
2019	ZM50	W2C1	10 532 a	4 118 a	0.391 ab	87.9 a	4.52 a	38.0 a
		W3C1	10 014 a	3 610 abc	0.377 ab	88.6 a	4.33 ab	37.8 a
		W6C2	9 606 a	3 862 ab	0.402 a	83.1 a	4.61 a	38.1 a
	ZM79	W2C1	10 746 a	3 385 bc	0.315 cd	93.3 a	3.83 bc	35.1 b
		W3C1	10 627 a	3 029 c	0.285 d	84.9 a	3.51 c	34.6 b
		W6C2	11 040 a	3 543 abc	0.321 bcd	79.3 a	3.97 bc	35.2 b
变异来源Source of variation
Y			ns	ns	ns	ns	**	**
M			ns	*	ns	ns	**	ns
C			**	**	**	ns	**	**
Y×M			ns	ns	ns	ns	ns	ns
Y×C			ns	ns	ns	ns	**	*
M×C			*	ns	ns	ns	ns	ns
Y×M×C			ns	ns	ns	ns	ns	ns

Table 3 The comparison of cotton biomass, yield and yield components among the three cropping modes

Other figure/table from this article

Fig. 1 Schematic diagram of three wheat-cotton cropping modes with machine-harvested cotton
Table 1 The crop growth process and growth period for the different cropping modes
Fig. 2 The yield and yield components of wheat under different cropping modes
Table 2 Wheat yield and yield components in different rows and edge effect index under different cropping modes
Fig. 3 The comparison of the percentage of seed-cotton before frost and fiber quality among the three cropping modes combined with cotton cultivars Different letters on the bar and the same year indicate significant difference at the 0.05 probability level.

Table 4 Eigenvalues of equation of cotton reproductive organ biomass accumulation under different cropping modes

年份 Year	棉花品种Cotton cultivar	配置方式Cropping mode	方程特征值Eigen value of equation					决定系数R²
年份 Year	棉花品种Cotton cultivar	配置方式Cropping mode	起始时间t₁/d	终止时间t₂/d	持续时间Δt/d	最大速率 V_m/(g·d^-1)	理论最大值m_max/g	决定系数R²
2018	ZM50	W2C1	86.1 c	134.2 b	48.1 b	1.64 a	119.7 ab	0.998 5
		W3C1	94.5 b	147.9 b	53.4 a	1.53 ab	124.3 a	0.998 9
		W6C2	87.1 c	140.6 b	53.5 a	1.65 a	133.1 a	0.999 0
	ZM79	W2C1	94.8 ab	145.8 b	51.0 a	1.40 b	108.8 ab	0.996 1
		W3C1	103.0 a	157.6 a	54.6 a	1.13 c	93.3 b	0.998 2
		W6C2	96.6 ab	151.9 a	55.3 a	1.33 bc	111.8 ab	0.998 5
2019	ZM50	W2C1	87.3 c	116.6 b	29.3 a	2.40 ab	106.7 a	0.991 9
		W3C1	91.6 bc	122.3 ab	30.7 a	2.13 b	99.2 a	0.998 6
		W6C2	82.7 c	114.2 b	31.5 a	2.48 a	118.5 a	0.999 3
	ZM79	W2C1	100.2 a	131.8 a	31.6 a	2.43 ab	116.5 a	0.998 1
		W3C1	100.1 a	131.2 a	31.1 a	2.07 b	97.8 a	0.999 5
		W6C2	94.5 ab	123.0 ab	28.4 a	2.66 a	119.7 a	0.998 7