Concentration of tea extract (µg/ml)
  50 100 200 300
Variety
TV 25 22.3 36.3 58.6 58.4
TV 1 23.7 36.9 60.7 60.5
LSD (5%) NS NS NS NS
Fertilizer
C 22.1 34.6 57.4 57.5
IF 22.2 31.5 47.6 47.7
V 23.7 38.4 67.1 67.0
V+VW 25.9 42.1 74.1 74.4
LSD (5%) 2.1 2.5 4.1 4.3
[a] C: Control; IF: Chemical Fertilizer; V: Vermicompost; V+VW: Vermicompost+Vermiwash; LSD: Least Significant Difference; NS: Not Significant
Table 3: Scavenging effect for DPPH radical (percent inhibition) of tea leaf extracts as influenced by fertilizer sources.