Table 1.
Effect of management practices portfolios on grain yield, cost of cultivation with (80%) and without subsidy on SDI system and net returns under different scenarios during year 2016–17 and 2017–18.
| Scenariosa | Grain yield (Mg ha−1) | Cost of cultivation (USD ha−1) | Net return (USD ha−1) | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rice equivalent | Wheat | Mungbean | System | Rice/Maize | Wheat | Mungbean | System | Rice/Maize | Wheat | Mungbean | System | |
| 2016–17 | ||||||||||||
| ScI | 7.51Ab | 5.47C | -NAc - | 13.40B | 687A | 672A | -NA- | 1359A | 979B | 828C | -NA | 1807C |
| ScII | 7.39B | 5.72BC | 0.50A | 15.08A | 655A | 531B | 150A | 1335A | 984B | 1021BC | 219A | 2225B |
| ScIII | 5.88C | 6.35AB | 0.15B | 13.19B | 600B | 529BC | 117B | 1247B | 705C | 1225AB | −5B | 1925C |
| ScIV | 7.12AB (7.66)* | 6.53AB | 0.15B | 14.62A | 568BC | 527BCD | 117B | 1212C | 1243A | 1243A | −5 B | 2482A |
| ScV | 6.21C | 6.79A | 0.20B | 14.12AB | 526D (642) | 525CD (640) | 114B | 1165D (1395) | 852BC (736) | 1302 A (1186) | 30B | 2184B (1953) |
| ScVI | 7.61 A (8.20) | 6.38AB | 0.22B | 15.14A | 558CD (674) | 524D (639) | 114B | 1196CD (1426) | 1289 A (1173) | 1214AB (1198) | 45B | 2547 A (2317) |
| 2017–18 | ||||||||||||
| ScI | 6.57C | 5.88C | -NA- | 13.33C | 703B | 682A | -NA- | 1385B | 795B | 1147C | -NA- | 1941D |
| ScII | 6.85BC | 6.06BC | 0.74A | 16.19AB | 656C | 536B | 227A | 1418A | 905B | 1346B | 315A | 2567BC |
| ScIII | 5.85C | 6.58AB | 0.45B | 14.86BC | 623D | 532B | 151B | 1306C | 710B | 1490B | 178C | 2378C |
| ScIV | 7.14 AB (7.90) | 6.49AB | 0.45B | 16.04AB | 557D | 535C | 151B | 1243D | 1169A | 1469B | 176C | 2814AB |
| ScV | 6.38C | 6.61AB | 0.51B | 15.61AB | 548D (663) | 510C (625) | 147B | 1205E (1435) | 907B (791) | 1527A (1412) | 224B | 2658BC (2427) |
| ScVI | 7.35A (8.13) | 6.79A | 0.53B | 16.85A | 555D (671) | 509C (625) | 147B | 1212E (1442) | 1219 A (1104) | 1574A (1459) | 241B | 3034A (2804) |
aRefer Table 5 for scenario description; 1 USD = 66.26 INR.
bMeans followed by a similar uppercase letter(s) within a column in a given year are not significantly different at 0.05 level of probability using Tukey’s HSD test.
cNot applicable.
*Figures in parenthesis under grain yield represents the actual yield of maize. However, in cost of cultivation and net returns represents the actual values without SDI system subsidy (details are available in Supplementary Table 4).