Vegetation indices―21 February imagery acquisitiona | |||||||||
| NDVI | RVI | GNDVI | GRVI | GVI | AVI | |||
Italian ryegrass | 0.5398bb | 3.3809b | 0.5857a | 3.8360b | −0.0655ab | 104.78b | |||
Hairy vetch | 0.4816c | 2.8898c | 0.5367b | 3.3439c | −0.0738b | 103.26b | |||
Italian ryegrass + hairy vetch | 0.5658a | 3.6513a | 0.5977a | 3.9843a | −0.0464a | 113.94a | |||
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F (2,15) | 26.61 | 28.10 | 49.84 | 54.28 | 2.54 | 5.00 | |||
PF | <0.0001 | <0.0001 | <0.0001 | <0.0001 | 0.112 | 0.022 | |||
LSD (P ≤ 0.05) | 0.025 | 0.220 | 0.014 | 0.137 | 0.026 | 7.78 | |||
Vegetation indices―2 April imagery acquisition | |||||||||
| NDVI | RVI | GNDVI | GRVI | GVI | AVI | |||
Italian ryegrass | 0.4001b | 2.3413b | 0.3535b | 2.0993b | 0.0543a | 107.10b | |||
Hairy vetch | 0.3216c | 1.9879c | 0.3362c | 2.0290b | −0.0149b | 89.02c | |||
Italian ryegrass + hairy vetch | 0.4346a | 2.5503a | 0.3794a | 2.2282a | 0.0666a | 123.13a | |||
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F(2,15) | 27.06 | 23.53 | 14.40 | 13.31 | 36.74 | 22.19 | |||
PF | <0.0001 | <0.0001 | <0.0003 | <0.0005 | <0.0001 | <0.0001 | |||
LSD (P ≤ 0.05) | 0.034 | 0.177 | 0.017 | 0.084 | 0.022 | 10.92 | |||