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This version is not peer-reviewed
Submitted:
25 December 2023
Posted:
26 December 2023
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Texture | Soil depth (cm) | Bulk density (Mg m-3) |
Hydraulic conductivity (cm h-1) |
Particle size distribution | ||
Sand % | Silt % | Clay % | ||||
Sandy loam |
0 – 15 15 - 30 30 - 45 45 – 60 |
1.28 1.26 1.27 1.27 |
3.74 3.12 3.61 3.05 |
58.9 60.3 56.7 57.0 |
24.2 24.5 26.1 25.5 |
16.9 15.2 17.2 17.5 |
Soil depth (cm) |
pH | E.C. (dS/m) |
CaCO3 (%) |
Soluble cations ( meq/l) |
Soluble anions (meq/l) |
||||||
K+ | Na+ | Mg2+ | Ca2+ | Cl- | SO42- | HCO3- | |||||
0 – 30 | 8.30 | 1.52 | 25.9 | 1.20 | 6.50 | 2.50 | 5.00 | 8.90 | 2.11 | 4.19 | |
30 – 60 | 8.50 | 2.10 | 24.9 | 1.56 | 8.04 | 3.24 | 8.20 | 9.40 | 2.84 | 8.80 |
Irrigation | ETo (mm/ha) |
C.U. (mm/ha) |
A.I.W. (mm ha-1) |
Ecu (%) |
|||||||
2017/18 | 2018/19 | 2017/18 | 2018/19 | 2017/18 | 2018/19 | 2017/18 | 2018/19 | ||||
IR60 | 316.8 | 297.9 | 191.1 | 181.5 | 420.2 | 393.9 | 45.5 | 46.1 | |||
IR80 | 422.4 | 397.2 | 209.0 | 210.1 | 576.7 | 541.0 | 36.2 | 38.8 | |||
IR100 | 528.0 | 496.5 | 230.2 | 230.0 | 733.1 | 688.1 | 31.4 | 33.4 |
Treatment | Plant height | No. of spikes | Spike length | 1000 grain weight | |
---|---|---|---|---|---|
(cm) | /m2 | (cm) | (g) | ||
Irrigation (I.R.) | |||||
IR60 | 103.9 | 498 | 5.3 | 46.3 | |
IR80 | 111.2 | 564 | 5.6 | 48.6 | |
IR100 | 117.5 | 598 | 6.0 | 51.2 | |
LSD 0.05 | 4.0 | 50 | 0.3 | 3.7 | |
Ascorbic acid | |||||
Control | 108.3 | 521 | 5.4 | 47.0 | |
2.0 mM | 109.9 | 541 | 5.6 | 48.6 | |
4.0 mM | 110.7 | 567 | 5.7 | 49.4 | |
6.0 mM | 114.6 | 584 | 5.8 | 50.0 | |
LSD 0.05 | 2.9 | 31 | 0.4 | 2.9 | |
Irrigation x Ascorbic acid interaction | |||||
IR60 | Control | 102.4 | 454 | 5.1 | 44.6 |
2.0 mM | 103.2 | 482 | 5.4 | 46.0 | |
4.0 mM | 103.6 | 516 | 5.3 | 47.1 | |
6.0 mM | 106.3 | 538 | 5.4 | 47.6 | |
IR80 | Control | 107.4 | 531 | 5.4 | 46.7 |
2.0 mM | 109.8 | 554 | 5.5 | 48.8 | |
4.0 mM | 112.4 | 578 | 5.7 | 49.3 | |
6.0 mM | 115.3 | 594 | 5.8 | 49.8 | |
IR100 |
Control | 115.0 | 579 | 5.8 | 49.7 |
2.0 mM | 116.6 | 587 | 5.8 | 51.0 | |
4.0 mM | 116.0 | 606 | 6.0 | 51.7 | |
6.0 mM | 122.2 | 619 | 6.3 | 52.4 | |
LSD 0.05 | 5.0 | 53 | 0.7 | 5.0 |
Treatment | Grain yield | Straw yield | Biological yield | |
---|---|---|---|---|
(Kg ha-1) | (Kg ha-1) | (Kg ha-1) | ||
Irrigation (IR) | ||||
IR60 | 4399 | 14870 | 19269 | |
IR80 | 5123 | 16765 | 21889 | |
IR100 | 5650 | 18567 | 24217 | |
LSD 0.05 | 464 | 1405 | 1304 | |
Ascorbic acid | ||||
Control | 4461 | 15274 | 19735 | |
2.0 mM | 4857 | 16525 | 21381 | |
4.0 mM | 5240 | 17039 | 22279 | |
6.0 mM | 5672 | 18099 | 23771 | |
LSD 0.05 | 461 | 1277 | 1529 | |
Irrigation x Ascorbic acid interaction | ||||
IR60 | Control | 3720 | 13350 | 17070 |
2.0 mM | 4167 | 14781 | 18948 | |
4.0 mM | 4612 | 15272 | 19883 | |
6.0 mM | 5097 | 16079 | 21176 | |
IR80 | Control | 4629 | 15408 | 20038 |
2.0 mM | 4988 | 16574 | 21561 | |
4.0 mM | 5256 | 17116 | 22372 | |
6.0 mM | 5620 | 17963 | 23583 | |
IR100 |
Control | 5035 | 17064 | 22098 |
2.0 mM | 5416 | 18219 | 23635 | |
4.0 mM | 5852 | 18730 | 24581 | |
6.0 mM | 6299 | 20256 | 26555 | |
LSD 0.05 | 798 | 2211 | 2648 |
Treatment | WP | IWP | |
---|---|---|---|
(kg mm–1 ha–1) | (kg mm–1 ha–1) | ||
Irrigation (IR) | |||
IR60 | 23.68 | 10.85 | |
IR80 | 24.45 | 9.19 | |
IR100 | 24.56 | 7.97 | |
LSD 0.05 | NS | 1.00 | |
Ascorbic acid | |||
Control | 21.33 | 8.18 | |
2.0 mM | 23.25 | 8.95 | |
4.0 mM | 25.11 | 9.69 | |
6.0 mM | 27.22 | 10.52 | |
LSD 0.05 | 2.20 | 0.80 | |
Irrigation x Ascorbic acid interaction | |||
IR60 | Control | 20.01 | 9.16 |
2.0 mM | 22.42 | 10.27 | |
4.0 mM | 24.83 | 11.37 | |
6.0 mM | 27.46 | 12.58 | |
IR80 | Control | 22.09 | 8.29 |
2.0 mM | 23.80 | 8.94 | |
4.0 mM | 25.08 | 9.43 | |
6.0 mM | 26.82 | 10.09 | |
IR100 |
Control | 21.88 | 7.09 |
2.0 mM | 23.54 | 7.64 | |
4.0 mM | 25.43 | 8.26 | |
6.0 mM | 27.38 | 8.89 | |
LSD 0.05 | 3.80 | 3.80 |
Treatment | Plant height | No. of spikes /m2 | Spike length | 1000 grain weight | |
---|---|---|---|---|---|
(cm) | (cm) | (g) | |||
Irrigation (IR) | |||||
IR60 | 101.5 | 455 | 5.0 | 44.8 | |
IR80 | 108.0 | 508 | 5.2 | 47.7 | |
IR100 | 112.1 | 524 | 5.7 | 50.8 | |
LSD 0.05 | 4.3 | 38 | 0.3 | 3.3 | |
Vitamin B2 (Riboflavin) | |||||
Control | 104.8 | 463 | 5.1 | 46.0 | |
0.5 mM | 105.9 | 486 | 5.2 | 48.0 | |
1.0 mM | 107.9 | 509 | 5.3 | 48.3 | |
2.0 mM | 110.2 | 526 | 5.6 | 48.9 | |
LSD 0.05 | 3.3 | 21 | 0.3 | 2.1 | |
Irrigation x vitamin B2 (Riboflavin) interaction | |||||
IR60 | Control | 97.7 | 411 | 4.7 | 43.4 |
0.5 mM | 100.6 | 443 | 5.1 | 44.6 | |
1.0 mM | 102.8 | 471 | 5.0 | 45.2 | |
2.0 mM | 104.9 | 496 | 5.0 | 46.0D | |
IR80 | Control | 106.3 | 473 | 5.1 | 45.7 |
0.5 mM | 107.2 | 501 | 5.0 | 48.1 | |
1.0 mM | 108.1 | 522 | 5.4 | 48.4 | |
2.0 mM | 110.5 | 538 | 5.5 | 48.6 | |
IR100 |
Control | 110.3 | 504 | 5.4 | 48.9 |
0.5 mM | 110.0 | 515 | 5.5 | 51.2 | |
1.0 mM | 112.9 | 534 | 5.6 | 51.4 | |
2.0 mM | 115.1 | 544 | 6.1 | 51.9 | |
LSD 0.05 | 5.8 | 37 | 0.5 | 3.7 |
Treatment | Grain yield | Straw yield | Biological yield | |
---|---|---|---|---|
(kg ha-1) | (kg ha-1) | (kg ha-1) | ||
Irrigation (IR) | ||||
IR60 | 4217 | 13693 | 17910 | |
IR80 | 4863 | 15879 | 20742 | |
IR100 | 5267 | 17594 | 22861 | |
LSD 0.05 | 314 | 1109 | 1242 | |
Vitamin B2 (Riboflavin) | ||||
Control | 4501 | 14638 | 19138 | |
0.5 mM | 4696 | 15387 | 20083 | |
1.0 mM | 4878 | 16121 | 21000 | |
2.0 mM | 5054 | 16743 | 21796 | |
LSD 0.05 | 418 | 1126 | 1100 | |
Irrigation x vitamin B2 (Riboflavin) interaction | ||||
IR60 | Control | 3892 | 12087 | 15980 |
0.5 mM | 4129 | 13369 | 17498 | |
1.0 mM | 4356 | 14310 | 18666 | |
2.0 mM | 4491 | 15004 | 19496 | |
IR80 | Control | 4574 | 14968 | 19542 |
0.5 mM | 4812 | 15535 | 20347 | |
1.0 mM | 4956 | 16282 | 21238 | |
2.0 mM | 5110 | 16732 | 21842 | |
IR100 |
Control | 5036 | 16858 | 21894 |
0.5 mM | 5148 | 17256 | 22404 | |
1.0 mM | 5323 | 17772 | 23095 | |
2.0 mM | 5560 | 18491 | 24052 | |
LSD 0.05 | 725 | 1950 | 1905 |
Treatment | WP (kg mm–1 ha–1) | IWP (kg mm–1 ha–1) | |
---|---|---|---|
Irrigation (IR) | |||
IR60 | 22.68 | 10.39 | |
IR80 | 23.20 | 8.72 | |
IR100 | 22.89 | 7.43 | |
LSD 0.05 | NS | 0.66 | |
Vitamin B2 (Riboflavin) | |||
Control | 21.55 | 8.30 | |
0.5 mM | 22.51 | 8.69 | |
1.0 mM | 23.40 | 9.04 | |
2.0 mM | 24.23 | 9.36 | |
LSD 0.05 | 2.00 | 0.80 | |
Irrigation x vitamin B2 (Riboflavin) interaction | |||
IR60 | Control | 20.94 | 9.59 |
0.5 mM | 22.21 | 10.17 | |
1.0 mM | 23.42 | 10.73 | |
2.0 mM | 24.15 | 11.06 | |
IR80 | Control | 21.82 | 8.21 |
0.5 mM | 22.96 | 8.63 | |
1.0 mM | 23.65 | 8.89 | |
2.0 mM | 24.38 | 9.17 | |
IR100 |
Control | 21.89 | 7.10 |
0.5 mM | 22.37 | 7.26 | |
1.0 mM | 23.14 | 7.51 | |
2.0 mM | 24.16 | 7.84 | |
LSD 0.05 | NS | 1.40 |
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