Table 1.
Soil fertility of the experimental site in 2016 and 2017.
Table 2.
Weather information during the cotton growing seasons in 2016 and 2017.
Fig 1.
Layouts of the cotton monoculture (CM) system (A), the cotton/wheat intercropping (CWI) system (B), and the system in which cotton was directly seeded after wheat (CWD) (C).
Fig 2.
Fraction of light interception in the different planting patterns in 2016 (A) and 2017 (B).
Fig 3.
Fraction of squares of the different planting patterns at 75 DAS in 2016 and 2017.
Note: A, B, and C represent the cotton monoculture (CM) system, the cotton/wheat intercropping (CWI) system, and the system in which cotton was directly seeded after wheat (CWD), respectively, in 2016; D, E, and F represent the cotton monoculture (CM) system, the cotton/wheat intercropping (CWI) system, and the system in which cotton was directly seeded after wheat (CWD), respectively, 2017.
Fig 4.
Fraction of bolls of the different planting patterns at 100 DAS in 2016 and 2017.
Note: A, B, and C represent the cotton monoculture (CM) system, the cotton/wheat intercropping (CWI) system, and the system in which cotton was directly seeded after wheat (CWD), respectively, in 2016; D, E, and F represent the cotton monoculture (CM) system, the cotton/wheat intercropping (CWI) system, and the system in which cotton was directly seeded after wheat (CWD), respectively, in 2017.
Fig 5.
Shedding rate by node in the different planting patterns at 100 DAS in 2016 and 2017.
Note: A, B, and C represent the cotton monoculture (CM) system, the cotton/wheat intercropping (CWI) system, and the system in which cotton was directly seeded after wheat (CWD), respectively, in 2016; D, E, and F represent the cotton monoculture (CM) system, the cotton/wheat intercropping (CWI) system, and the system in which cotton was directly seeded after wheat (CWD), respectively, in 2017.
Fig 6.
The LAI in terms of DAS of the different planting patterns in 2016 and 2017.
Note: The error bars represent the standard deviations (STDEVs) (n = 3).
Fig 7.
Sigmoidal fit of biomass accumulation and instantaneous biomass production rate for the different planting patterns in 2016 and 2017.
Note: A, B and C represent the results of 2016; D, E, and F represent the results of 2017.
Table 3.
Yield and yield components of different planting systems in 2016 and 2017.