Growth stage | N level | Cultivar | CO2 | Biomass (g hill−1) | ||||
---|---|---|---|---|---|---|---|---|
Panicle | Leaf | Stem | Root | Whole plant | ||||
82 DAT | 0N | IIY084 | A | 10.7 ± 1.8 ab | 7.1 ± 0.7 | 18.6 ± 1.5 c | 3.5 ± 0.5 b | 39.9 ± 4.3 |
F | 8.5 ± 0.7 bc | 8.7 ± 1.0 | 25.3 ± 3.0 ab | 3.7 ± 0.1 b | 46.3 ± 4.7 | |||
WYJ23 | A | 5.1 ± 1.2 d | 9.0 ± 0.6 | 20.7 ± 0.9 abc | 3.4 ± 0.5 b | 38.3 ± 2.6 | ||
F | 7.4 ± 0.1 bcd | 7.7 ± 0.7 | 19.5 ± 1.8 bc | 4.0 ± 0.7 b | 38.6 ± 2.8 | |||
NN | IIY084 | A | 12.7 ± 1.5 a | 15.2 ± 0.9 | 25.1 ± 0.5 abc | 3.8 ± 0.2 b | 56.7 ± 2.7 | |
F | 12.3 ± 0.3 a | 15.5 ± 3.2 | 26.3 ± 0.4 a | 5.4 ± 0.6 a | 59.6 ± 3.0 | |||
WYJ23 | A | 6.3 ± 0.7 cd | 13.5 ± 1.7 | 22.1 ± 3.0 abc | 4.1 ± 0.5 b | 46.0 ± 5.1 | ||
F | 8.8 ± 0.9 bc | 14.9 ± 1.6 | 27.1 ± 2.5 a | 5.8 ± 0.2 a | 56.6 ± 5.1 | |||
99 DAT | 0N | IIY084 | A | 31.5 ± 3.5 ab | 7.9 ± 1.2 | 16.2 ± 2.0 | 4.8 ± 0.4 bc | 60.1 ± 6.5 ab |
F | 28.9 ± 5.2 abc | 6.7 ± 1.4 | 19.5 ± 1.8 | 6.0 ± 0.3 ab | 61.8 ± 7.3 ab | |||
WYJ23 | A | 19.6 ± 4.4 cd | 7.6 ± 0.9 | 16.9 ± 2.1 | 4.6 ± 0.5 bc | 49.0 ± 8.1 b | ||
F | 23.7 ± 3.7 bcd | 7.4 ± 0.6 | 16.6 ± 4.2 | 4.9 ± 1.0 bc | 51.8 ± 10.3 b | |||
NN | IIY084 | A | 29.1 ± 0.1 abc | 13.0 ± 1.4 | 18.7 ± 1.0 | 3.85 ± 0.1 c | 64.6 ± 2.5 ab | |
F | 37.2 ± 2.8 a | 13.9 ± 0.5 | 26.1 ± 2.7 | 5.04 ± 0.3 bc | 82.3 ± 5.7 a | |||
WYJ23 | A | 16.4 ± 2.6 d | 14.2 ± 1.3 | 23.3 ± 2.0 | 6.07 ± 0.6 ab | 60.0 ± 5.0 ab | ||
F | 30.8 ± 3.6 abc | 14.7 ± 1.8 | 25.9 ± 2.1 | 7.12 ± 0.5 a | 78.5 ± 8.0 a | |||
Maturity | 0N | IIY084 | A | 41.7 ± 4.2 | 6.1 ± 0.4 bc | 18.0 ± 1.4 bc | 3.1 ± 0.2 | 68.9 ± 6.2 |
F | 34.9 ± 4.1 | 4.4 ± 0.5 c | 15.8 ± 1.7 c | 3.2 ± 0.5 | 58.3 ± 6.0 | |||
WYJ23 | A | 32.7 ± 2.0 | 6.6 ± 0.8 b | 17.3 ± 2.1 bc | 3.9 ± 0.4 | 60.5 ± 5.1 | ||
F | 37.5 ± 6.7 | 5.9 ± 1.0 bc | 18.2 ± 2.6 bc | 4.7 ± 0.8 | 66.4 ± 11.0 | |||
NN | IIY084 | A | 38.7 ± 1.3 | 11.7 ± 0.4 a | 21.7 ± 1.1 ab | 3.3 ± 0.5 | 75.3 ± 7.2 | |
F | 48.4 ± 2.4 | 12.6 ± 0.5 a | 25.5 ± 0.6 a | 4.2 ± 0.3 | 90.7 ± 3.0 | |||
WYJ23 | A | 37.8 ± 3.1 | 11.3 ± 0.9 a | 20.0 ± 1.1 bc | 4.1 ± 0.4 | 73.2 ± 5.2 | ||
F | 43.0 ± 1.5 | 11.5 ± 0.3 a | 20.2 ± 0.9 bc | 4.9 ± 0.3 | 79.7 ± 2.2 |