Table 1 Dry matter distribution in wheat at 45, 75, and 105 days after seed emergence (DAS) and maturity under different planting systems.
Years | Planting systems | Wheat dry matter distribution (g m-2) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
45 DAS | 75 DAS | 105 DAS | Maturity | |||||||
Root | Straw | Root | Straw | Root | Straw | Root | Straw | Grains | ||
2018–19 | Narrow strips | 12.0 ± 1.8NS | 100.8 ± 8.0NS | 40.8 ± 2.9c | 340.2 ± 7.9c | 83.8 ± 4.3c | 534.7 ± 8.3c | 97.8 ± 7.7c | 575.7 ± 19.8d | 214.1 ± 18.1c |
Medium strips | 11.8 ± 1.3 | 106.8 ± 5.3 | 45.3 ± 2.4bc | 411.1 ± 12.7b | 90.6 ± 5.4c | 580.5 ± 9.4b | 115.5 ± 8.7bc | 641.4 ± 35.3c | 245.9 ± 20.2bc | |
Wide strips | 14.1 ± 1.4 | 114.7 ± 5.0 | 52.0 ± 2.9ab | 438.6 ± 13.8ab | 108.5 ± 2.3b | 605.5 ± 13.0b | 133.7 ± 12.1b | 801.1 ± 46.0b | 286.7 ± 19.5b | |
Sole wheat | 15.0 ± 1.3 | 120.6 ± 2.8 | 56.7 ± 2.1a | 480.9 ± 21.8a | 128.1 ± 6.0a | 724.8 ± 3.6a | 192.9 ± 23.8a | 959.1 ± 42.9a | 415.3 ± 17.3a | |
LSD | 5.7 | 21.2 | 8.8 | 52.7 | 14.6 | 28.5 | 29.1 | 48.9 | 50.9 | |
2019–20 | Narrow strips | 10.1 ± 1.3NS | 102.5 ± 8.3NS | 41.2 ± 2.4c | 346.1 ± 8.5c | 89.1 ± 2.6b | 550.3 ± 9.2c | 102.2 ± 7.9b | 596.9 ± 20.7d | 227.6 ± 18.6b |
Medium strips | 10.6 ± 1.4 | 108.7 ± 5.5 | 47.3 ± 1.2bc | 419.4 ± 13.2b | 91.4 ± 3.2b | 598.2 ± 9.7b | 118.2 ± 9.1b | 665.3 ± 38.2c | 248.1 ± 20.4b | |
Wide strips | 12.8 ± 1.5 | 116.2 ± 4.7 | 52.1 ± 3.0ab | 446.3 ± 15.1ab | 101.8 ± 4.0b | 624.1 ± 13.5b | 126.8 ± 12.6b | 831.4 ± 47.9b | 275.7 ± 15.3b | |
Sole wheat | 13.8 ± 1.4 | 123.0 ± 2.9 | 56.9 ± 2.2a | 460.8 ± 21.4a | 124.6 ± 13.7a | 746.7 ± 24.5a | 198.8 ± 19.2a | 995.3 ± 32.4a | 424.4 ± 17.1a | |
LSD | 5.4 | 21.5 | 8.5 | 53.7 | 26.1 | 42.0 | 25.7 | 47.5 | 51.3 | |
2020–21 | Narrow strips | 8.2 ± 1.2NS | 94.9 ± 8.0NS | 37.0 ± 2.3c | 326.5 ± 8.3c | 78.4 ± 2.5b | 511.1 ± 37.6c | 89.1 ± 9.9c | 551.9 ± 19.8d | 200.1 ± 21.9c |
Medium strips | 8.4 ± 0.9 | 100.8 ± 5.2 | 42.9 ± 4.1bc | 397.1 ± 12.6b | 80.7 ± 3.0b | 557.1 ± 25.4c | 104.4 ± 8.7c | 617.5 ± 35.2c | 220.5 ± 25.4bc | |
Wide strips | 10.8 ± 1.4 | 108.0 ± 4.5 | 47.5 ± 2.8ab | 422.9 ± 14.5ab | 101.2 ± 5.4a | 608.6 ± 16.4b | 136.0 ± 15.2b | 776.9 ± 45.9b | 269.7 ± 13.2b | |
Sole wheat | 11.7 ± 1.3 | 114.5 ± 2.7 | 52.1 ± 2.1a | 436.8 ± 21.2a | 112.6 ± 7.7a | 699.7 ± 31.9a | 181.5 ± 23.7a | 934.2 ± 43.1a | 389.2 ± 18.5a | |
LSD | 4.6 | 20.7 | 11.3 | 52.4 | 16.7 | 96.4 | 29.7 | 49.0 | 50.8 | |