screening elite genotypes and ipm of defoliators in groundnut

Table 2: In vitro larval duration (in days) of Spodoptera litura on elite groundnut genotypes
Sl. No. Genotypes
1 GPBD-5 2.00 a
2 ICGV-86699 Red 1.83 a
3 ICGV-86699 Tan 2.00 a
4 GPBD-6 1.75 a
5 Mutant-III 2.00 a
6 GPBD-4 1.83 a
7 JL-24 (Susceptible check) 2.00 a
Larval instar duration (in days)
1 st instar 2 nd instar 3 rd instar 4 th instar 5 th instar 6 th instar Total
2.67 c
2.83 c
3.83 a
2.92 bc
3.50 ab
2.42 c
2.92 bc
3.25 ab
3.00 b
3.83 a
3.25 ab
3.75 a
3.00 b
3.08 b
3.83 ab
3.67 ab
4.33 a
3.67 ab
4.17 a
3.25 b
3.92 b
3.42 bc
4.75 a
3.90 b
4.58 a
3.33 bc
3.17 b 3.25 c
S. Em ± 0.11 0.14 0.14 0.18 0.14 0.12 0.32
C.D.at 1% NS 0.56 0.59 0.71 0.59 0.49 1.26
In a column, means followed by the same alphabet do not differ significantly (P = 0.01) by DMRT
4.08 b
3.42 c
4.92 a
4.09 b
4.83 a
3.50 c
3.52 c
19.75 b
18.17 cd
23.67 a
19.49 bc
22.83 a
17.33 d
17.93 d