TABLE 1.
Mean performance of chickpea RIL population for various morphological and physiological traits under irrigated (IR) and rainfed (RF) conditions (Ludhiana and Faridkot pooled).
Trait | Env | ILWC 292 (susceptible parent) | GPF 2 (tolerant parent) | Contrast analysis between parents | Mean (RILs) | CV | Range | Genotypic variance | G × L variance | H2 (broad sense) |
---|---|---|---|---|---|---|---|---|---|---|
DG | IR | 12.34 | 8.12 | 44.33** | 9.33 | 5.05 | 8.12–12.34 | 1.50** | 0.51 | 56.40 |
RF | 13.70 | 8.53 | 194.89** | 10.14 | 10.10 | 8.27–13.89 | 2.35** | 0.15 | 42.40 | |
DFI | IR | 90.33 | 82.80 | 78.87** | 85.99 | 2.01 | 78.91–90.33 | 1.96** | 0.15 | 35.20 |
RF | 78.15 | 70.10 | 28.44** | 72.14 | 9.45 | 55.53–87.61 | 15.24** | 0.61 | 88.40 | |
DFF | IR | 94.26 | 86.46 | 171.50** | 89.46 | 2.08 | 82.35–94.26 | 2.24** | 0.14 | 25.10 |
RF | 82.14 | 73.57 | 28.91** | 76.51 | 8.75 | 60.19–91.55 | 25.76** | 0.52 | 88.60 | |
DHF | IR | 98.08 | 89.78 | 171.50** | 93.10 | 1.96 | 86.67–98.08 | 2.28** | 0.20 | 29.70 |
RF | 84.93 | 76.45 | 30.18** | 80.33 | 8.20 | 64.44–95.80 | 16.30** | 0.59 | 88.40 | |
PH | IR | 42.42 | 58.87 | 65.43** | 45.68 | 10.47 | 33.82–58.87 | 4.05** | 3.85** | 79.40 |
RF | 23.55 | 48.52 | 538.06** | 31.56 | 26.12 | 12.74–48.52 | 21.30** | 4.58** | 89.00 | |
NPP | IR | 43.53 | 68.54 | 133.10** | 47.39 | 21.75 | 25.13–75.07 | 18.64** | 5.82** | 85.30 |
RF | 18.09 | 43.71 | 169.97** | 27.25 | 35.25 | 12.69–50.09 | 37.02** | 4.12** | 89.50 | |
BIO | IR | 76.78 | 113.32 | 55.17** | 81.33 | 15.47 | 51.55–113.70 | 10.35** | 4.12** | 84.20 |
RF | 40.72 | 77.51 | 450.56** | 48.68 | 33.28 | 18.68–83.48 | 35.06** | 6.58** | 89.70 | |
YLD | IR | 27.91 | 49.74 | 232.07** | 32.14 | 27.07 | 14.13–54.69 | 18.16** | 6.12** | 88.00 |
RF | 11.78 | 36.77 | 200.39** | 17.94 | 50.90 | 7.31–45.79 | 30.72** | 9.12** | 89.20 | |
HSW | IR | 11.27 | 16.18 | 1,629.73** | 14.22 | 16.11 | 9.79–18.42 | 20.41** | 18.35** | 90.40 |
RF | 10.33 | 16.09 | 714.84** | 11.62 | 20.33 | 7.16–17.10 | 25.40** | 9.89** | 90.10 | |
HI | IR | 36.63 | 43.55 | 15.81** | 38.98 | 16.48 | 22.49–52.86 | 12.52** | 5.31** | 86.40 |
RF | 28.89 | 47.96 | 54.76** | 35.37 | 19.94 | 23.55–56.56 | 8.36** | 7.53** | 87.50 | |
MPI | IR | 42.23 | 28.81 | 150.71** | 39.42 | 12.12 | 28.70–50.76 | 15.49** | 8.51** | 88.70 |
RF | 50.24 | 36.17 | 91.06** | 47.12 | 13.02 | 31.56–58.10 | 19.61** | 3.08** | 88.70 | |
RLWC | IR | 65.28 | 88.31 | 178.91** | 74.85 | 9.37 | 59.06–89.94 | 6.07** | 10.17** | 86.60 |
RF | 48.11 | 78.16 | 429.24** | 60.23 | 15.97 | 44.80–79.65 | 14.39** | 8.96** | 88.90 |
**Highly significant at 1% probability level, DG, days to germination; DFI, days to flowering initiation; DFF, days to 50% flowering; DHF, days to 100% flowering; PH, plant height (cm); NPP, number of pods per plant; BIO, biomass per plant (gm); YLD, yield per plant (gm); HSW, 100-seed weight (gm); HI, harvest index (%); MPI, membrane permeability index; RLWC, relative leaf water content (%); Env, environment; CV, coefficient of variation; G × L, genotype by location interaction; H2, broad-sense heritability.