Table 4 Effect of transient waterlogging on dry matter accumulation of soybean under different climatic regimes.
Treatments | Leaf weight (g pl–1) | Stem weight (g pl–1) | Pod weight (g pl–1) | Total dry matter (g pl–1) | |||||
|---|---|---|---|---|---|---|---|---|---|
Summer | Rainy | Summer | Rainy | Summer | Rainy | Summer | Rainy | ||
Seasons/climate (C) | |||||||||
Summer (CS) | 0.76a | 0.34a | 0.54a | 1.68a | |||||
Rainy (CR) | 0.49b | 0.21b | 0.17b | 0.87b | |||||
S.Em. ± | 0.008 | 0.004 | 0.007 | 0.018 | |||||
Stages of waterlogging (S) | |||||||||
S15 | 0.14d | 0.06c | 0.02c | 0.02d | 0c | 0.00c | 0.16d | 0.08d | |
S30 | 0.54c | 0.44b | 0.18b | 0.16c | 0c | 0.00c | 0.79c | 0.60c | |
S45 | 1.38a | 1.03a | 0.57a | 0.35a | 1.46a | 0.18b | 3.49a | 1.55a | |
S60 | 0.95b | 0.44b | 0.58a | 0.29b | 0.68b | 0.50a | 2.27b | 1.23b | |
S.Em. ± | 0.020 | 0.012 | 0.009 | 0.005 | 0.018 | 0.006 | 0.045 | 0.021 | |
Durations of waterlogging (D) | |||||||||
D2 | 0.25e | 0.23e | 0.23d | 0.18c | 0.71a | 0.25a | 1.22d | 0.66d | |
D4 | 0.45d | 0.39d | 0.24d | 0.19c | 0.62b | 0.14b | 1.33 cd | 0.71d | |
D6 | 0.58c | 0.44c | 0.29c | 0.19c | 0.47c | 0.16b | 1.40c | 0.79c | |
D8 | 0.99b | 0.63b | 0.38b | 0.24a | 0.44c | 0.15b | 1.86b | 1.02b | |
D10 | 1.51a | 0.76a | 0.55a | 0.22b | 0.44c | 0.15b | 2.58a | 1.13a | |
S.Em. ± | 0.023 | 0.013 | 0.010 | 0.006 | 0.020 | 0.007 | 0.050 | 0.023 | |
Interactions (S × D) | |||||||||
S15D2 | 0.03 l | 0.01j | 0.02 k | 0.01j | 0e | 0.00 g | 0.05 k | 0.02i | |
S15D4 | 0.07kl | 0.03j | 0.02k | 0.01j | 0e | 0.00g | 0.09k | 0.04i | |
S15D6 | 0.14j–l | 0.04j | 0.02k | 0.03ij | 0e | 0.00g | 0.16k | 0.06hi | |
S15D8 | 0.18i–k | 0.09ij | 0.02k | 0.04h–j | 0e | 0.00g | 0.20jk | 0.12hi | |
S15D10 | 0.28hi | 0.12i | 0.03k | 0.05hi | 0e | 0.00g | 0.31i–k | 0.17h | |
S30D2 | 0.10kl | 0.07ij | 0.07jk | 0.07gh | 0e | 0.00g | 0.17k | 0.14hi | |
S30D4 | 0.26h–j | 0.21h | 0.12ij | 0.09g | 0e | 0.00g | 0.48ij | 0.30g | |
S30D6 | 0.34h | 0.29g | 0.18hi | 0.12f. | 0e | 0.00g | 0.52i | 0.41g | |
S30D8 | 0.72f. | 0.71e | 0.21h | 0.25cd | 0e | 0.00g | 1.14h | 0.96f. | |
S30D10 | 1.30c | 0.91c | 0.31g | 0.28c | 0e | 0.00g | 1.65g | 1.18e | |
S45D2 | 0.24h–j | 0.70e | 0.10j | 0.22e | 1.29b | 0.09f. | 1.80fg | 1.01f. | |
S45D4 | 0.58g | 0.80d | 0.21h | 0.27c | 1.48a | 0.09f. | 2.27de | 1.17e | |
S45D6 | 0.67fg | 0.93c | 0.39f. | 0.37b | 1.56a | 0.20e | 2.89c | 1.49c | |
S45D8 | 1.91b | 1.19b | 0.74b | 0.44a | 1.48a | 0.24de | 4.14b | 1.87b | |
S45D10 | 3.51a | 1.53a | 1.39a | 0.44a | 1.47a | 0.25d | 6.37a | 2.22a | |
S60D2 | 0.62fg | 0.14hi | 0.72b | 0.45a | 1.53a | 0.90a | 2.87c | 1.49c | |
S60D4 | 0.87e | 0.51f. | 0.60c | 0.38b | 1.00c | 0.46b | 2.47d | 1.34d | |
S60D6 | 1.16d | 0.53f. | 0.56cd | 0.26cd | 0.32d | 0.43b | 2.04ef | 1.22de | |
S60D8 | 1.16d | 0.53f. | 0.54de | 0.24de | 0.28d | 0.38c | 1.98f. | 1.14e | |
S60D10 | 0.97e | 0.50f. | 0.49e | 0.13f. | 0.27d | 0.35c | 1.98f. | 0.97f. | |
S.Em. ± | 0.045 | 0.026 | 0.021 | 0.011 | 0.041 | 0.014 | 0.100 | 0.046 | |