Book of Extended summaries ISDA

International Conference on Reimagining Rainfed Agro-ecosystems: Challenges &
Opportunities during 22-24, December 2022 at ICAR-CRIDA, Hyderabad
T 7 :T 3 + ST with Nano-DAP @ 2.5 ml/kg seed + FS
with Nano-DAP @ 2 ml/lit at 30 DAT
100.33 166.31 4088 1.87
T 8 :T 3 + ST with Nano-DAP @ 5 ml/kg seed+ FS with
Nano-DAP @ 2ml/lit at 30 DAT
T 9 :T 4 + ST with Nano-DAP @ 2.5 ml/kg seed+ FS
with Nano-DAP @ 2 ml/lit at 30 DAT
T 10 :T 4 + ST with Nano-DAP @ 5 ml/kg seed+ FS
with Nano-DAP @ 2ml/lit at 30 DAT
T 11 :T 1 + SRD with Nano-DAP @ 0.5%+ FS with
Nano-DAP @ 2ml/lit at 30 DAT
T 12 :T 3 + SRD with Nano-DAP @ 0.5%+FS with
Nano-DAP @ 2ml/lit at 30 DAT
T 13 :T 4 +SRD with Nano-DAP @ 0.5%+ FS with
Nano-DAP @ 2ml/lit at 30 DAT
100.43 169.25 4121 1.88
100.47 170.65 4213 1.91
101.03 170.92 4250 1.93
97.90 163.04 3889 1.86
98.83 165.43 3997 1.82
99.07 165.98 4033 1.80
CD at 5% 1.47 4.34 134
ST = Seed treatment, FS = Foliar spray, SRD = Seedlings root dipping, 100% NPK= 60:30:30kg/ha
Effect of Nano-DAP on growth parameters, yield of rapeseed during 2021-22
Treatments
Plant height
(cm)
Siliquas/
plant
Seed yield
(kg/ha)
Benefitcost
ratio
T 1: N 0 P 0 K 100 (control) 85.03 41.96 603 1.84
T 2: N 100 P 100 K 100 (80:40:40 kg/ha) 93.37 56.07 752 1.89
T 3: N 0 P 0 K 100+ Nano DAP (ST @ 5ml/kg seed) 87.77 45.00 626 1.91
T 4: N 0 P 0 K 100 + Nano DAP (ST @ 10ml/kg seed) 88.19 46.53 633 1.93
T 5: N 0 P 0 K 100+ Nano DAP (FS @ 0.6% at 30 DAS) 90.92 48.60 670 1.90
T 6: N 0 P 0 K 100 + Nano DAP (ST @ 5ml/kg seed & FS
@ 0.6% at 30 DAS)
91.46 51.13 679 1.92
T 7: N 75 P 75 K 100 + Nano DAP (FS @ 0.2% at 30 DAS) 93.22 58.76 738 1.90
T 8: N 75 P 75 K 100 + Nano DAP (ST @ 5 ml/ kg seed &
FS @ 0.2% at 30 DAS)
95.95 60.90 767 1.97
T 9: N 50 P 50 K 100 + Nano DAP (FS @ 0.4% at 30 DAS) 92.18 53.40 693 1.82
T 10: N 50 P 50 K 100 + Nano DAP (ST @ 5ml/ kg seed &
FS @ 0.4% at 30 DAS)
93.77 60.13 709 1.87
CD at 5% 2.71 1.21 15.7
ST = Seed treatment and FS = Foliar spray
Emerging approaches (RS, AI, ML, Drones etc) for crop management &assessment
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