Cotton Science

Effects of planting pattern and irrigation quota on growth and development, yield, and fiber quality of cotton

Li Gangqiang, Lü Tingbo, Wang Jiulong, Fu Xinfa, Liu Yifan, Bian Menghan

Cotton Science, 2024, 36(6): 513-524. DOI: 10.11963/cs20230058

处理Treatment	P_n/(μmol·m^-2·s^-1)	G_s/(mmol·m^-2·s^-1)	C_i/(μmol·m^-2·s^-1)	T_r/(mmol·m^-2·s^-1)	LWUE/(μmol·mmol^-1)
M1W1	18.27±0.70 d	586.33±37.23 cd	195.33±10.02 b	5.50±0.26 d	3.33±0.19 c
M1W2	22.63±0.95 c	606.67±14.01 bcd	232.67±10.41 a	5.97±0.38 bc	3.80±0.31 b
M1W3	25.23±0.83 b	616.00±27.00 bc	255.33±8.74 a	6.33±0.25 ab	3.99±0.12 b
M2W1	22.13±0.57 c	512.67±18.56 d	194.00±9.54 b	5.70±0.36 bc	3.89±0.21 b
M2W2	31.20±0.80 a	750.67±72.97 a	256.00±18.36 a	6.77±0.45 a	4.62±0.26 a
M2W3	24.53±0.67 b	696.33±81.21 ab	244.67±14.57 a	6.33±0.21 ab	3.87±0.07 b

Table 2 Photosynthetic properties of cotton leaf under different treatments

Other figure/table from this article

Fig. 1 Schematic diagram of cotton planting pattern
Table 1 Irrigation quota on each application at different growth stages
Fig. 2 Mean soil moisture content in 0-100 cm soil layer under different treatments
Fig. 3 Spatial variation of soil moisture content before (A-E) and after (G-I) irrigation at flowering and boll-setting stage
Fig. 4 Effects of planting pattern and irrigation quota on plant height (A), stem diameter (B), and LAI (C) of cotton Different lowercase letters indicate significant difference among different treatments at the same stage in figure A and B (P < 0.05).
Table 3 Cotton yield, IWUE, and fiber quality under different treatments
Table 4 Comprehensive evaluation for each treatment