Treatment Leaf area index Dry mass of aerial plant parts (g/m2)
30 DAS 45 DAS 60 DAS 30 DAS 45 DAS 60 DAS
T1 2.19 2.67 1.56 19.88 73.49 145.40
T2 3.23 4.15 4.02 26.83 128.51 333.56
T3 3.32 4.38 4.14 27.95 130.25 360.83
T4 2.75 3.51 3.28 24.02 105.82 232.50
T5 2.86 3.54 3.36 24.67 109.84 264.13
T6 3.02 4.00 3.91 26.45 126.85 306.53
T7 3.06 4.06 4.03 27.00 127.36 312.25
T8 2.72 3.49 3.44 24.33 115.66 256.00
T9 2.97 3.66 3.60 25.21 119.05 300.30
T10 2.91 3.57 3.43 25.09 121.00 285.62
T11 2.65 3.38 3.21 21.86 110.63 216.97
T12 2.70 3.45 3.16 22.04 108.76 225.36
T13 3.08 3.79 3.71 26.05 120.37 300.94
T14 3.14 4.22 4.06 26.13 126.42 316.22
SE m (±) 0.10 0.24 0.16 0.72 3.42 7.16
CD at 5% 0.31 0.74 0.50 2.18 10.27 21.50
Note T1: No weeding (weedy check); T2: Hand weeding at 20&40 DAS; T3: Total Weed free (Regular weeding as and when required); T4: Quizalofop-p-ethyl@37.50 g a.i. ha-1; T5: Quizalofop-p-ethyl@75.0 g a.i.ha-1; T6: Pendamethalin@1 kg a.i. ha-1; T7: Pendamethalin@2 kg a.i. ha-1; T8: Imazethapyr@25 g a.i. ha-1; T9: Imazethapyr@40 g a.i. ha-1; T10: Imazethapyr@55 g a.i. ha-1; T11: Fenoxaprop-p-ethyl@50 g a.i. ha-1; T12: Fenoxaprop-p-ethyl@100 g a.i. ha-1; T13:Vellore 32 (Pendamethalin 30 EC+Imazethapyr 2 EC)@0.75 kg a.i. ha-; T14: Vellore 32 (Pendamethalin 30 EC+Imazethapyr 2 EC) @1.00 kg a.i. ha-1.
Table 2: Effect of herbicides on Leaf area index and Dry mass of aerial plant parts (g/m2) of green gram crop. (Pooled data of two years).