Table 2 Influence of plant spacing and deblossoming on tuber yield and related attributes.
Treatment | Tuber length (cm) | Tuber girth (cm) | Tubers per plant | Tuber yield per plant(g) | Tuber yield per ha(q) | Fresh weight of tuber (g) | Dry weight of tuber (g) |
|---|---|---|---|---|---|---|---|
Main plot (Spacing) | |||||||
S1 (45 cm × 15 cm) | 13.70 | 14.49 | 1.70 | 97.50 | 150.85 | 260.39 | 94.08 |
S2 (45 cm × 30 cm) | 14.92 | 15.33 | 2.20 | 113.33 | 115.18 | 282.05 | 105.43 |
S3 (60 cm × 15 cm) | 13.75 | 14.67 | 2.05 | 107.21 | 90.74 | 270.61 | 98.50 |
S4 (60 cm × 30 cm) | 16.17 | 16.08 | 2.60 | 121.85 | 66.66 | 322.39 | 107.08 |
SE(m) ± | 0.708 | 0.221 | 0.084 | 4.173 | 5.370 | 8.569 | 6.286 |
C.D. at 5% | NS | 0.780 | 0.296 | 14.723 | 18.962 | 30.230 | NS |
CV (%) | 5.92 | 1.79 | 4.81 | 4.65 | 6.21 | 3.70 | 7.60 |
Sub plot (Deblossoming) | |||||||
F1(Deblossoming) | 16.07 | 16.39 | 2.47 | 129.94 | 120 | 363.02 | 124.55 |
F2(Blossom retention) | 13.20 | 13.89 | 1.81 | 90.00 | 90.74 | 204.69 | 77.99 |
SE(m) ± | 0.372 | 0.561 | 0.086 | 3.412 | 3.814 | 15.529 | 3.585 |
C.D. at 5% | 1.233 | 1.859 | 0.283 | 11.298 | 12.666 | 51.427 | 11.873 |
CV (%) | 6.23 | 9.08 | 9.84 | 7.60 | 8.87 | 13.40 | 8.67 |
Interactions | |||||||
S1F1 | 14.18 | 15.38 | 1.80 | 124.00 | 158.14 | 349.65 | 114.05 |
S1F2 | 13.22 | 13.60 | 1.60 | 71.00 | 143.70 | 171.12 | 74.10 |
S2F1 | 16.22 | 16.64 | 2.70 | 130.65 | 141.85 | 372.53 | 149.93 |
S2F2 | 13.62 | 14.02 | 1.70 | 96.00 | 88.88 | 191.56 | 60.93 |
S3F1 | 15.03 | 15.21 | 2.30 | 128.42 | 103.70 | 333.38 | 122.62 |
S3F2 | 12.46 | 14.12 | 1.80 | 86.00 | 77.77 | 207.84 | 74.38 |
S4F1 | 18.84 | 18.33 | 3.06 | 136.70 | 76.66 | 396.53 | 111.60 |
S4F2 | 13.50 | 13.82 | 2.13 | 107.00 | 56.66 | 248.24 | 102.55 |
SE(m) ± | 0.9415 | 0.568 | 0.133 | 6.140 | 7.592 | 17.846 | 8.483 |
C.D. at 5% | NS | NS | NS | NS | NS | NS | 26.244 |
CV (%) | 22.29 | 13.00 | 21.57 | 19.34 | 24.83 | 26.67 | 28.88 |
