Table 4.
Comparative effects of gamm-ray (GR), electron beam (EB), and X-ray (XR) ir radiation on sensory properties of black pepper powder
Dose (kGy) | Sources | Dose (kGy) |
Appearance | Flavor | Overall acceptance | Off-flavor |
0 | Control | 6.2±0.81) | 5.6±0.5 | 6.0±0.7 | 1.0±0.1 |
2 | GR | 6.0±0.4NS | 5.5±0.5NS | 6.2±0.8NS | 1.0±0.1NS |
EB | 6.0±0.6 | 5.6±0.4 | 6.0±0.8 | 1.0±0.1 |
XR | 6.0±0.5 | 5.6±0.6 | 5.8±0.3 | 1.0±0.1 |
4 | GR | 6.0±0.4NS | 5.8±0.8NS | 5.2±0.8NS | 1.0±0.7NS |
EB | 6.0±1.0 | 5.0±0.7 | 5.2±0.8 | 1.0±0.5 |
XR | 6.0±1.2 | 5.0±0.7 | 5.2±0.4 | 1.0±0.4 |
6 | GR | 6.1±0.6NS | 5.4±0.5NS | 5.0±0.4NS | 1.3±0.3NS |
EB | 5.9±0.4 | 4.8±0.4 | 5.0±0.4 | 1.1±0.3 |
XR | 6.1±0.6 | 5.3±0.7 | 5.0±0.6 | 1.1±0.2 |
8 | GR | 6.0±0.3NS | 5.0±0.4NS | 5.0±0.6NS | 1.3±0.6NS |
EB | 6.0±0.4 | 4.5±0.3 | 4.6±0.7 | 1.5±0.4 |
XR | 6.1±0.3 | 5.0±0.5 | 4.8±0.7 | 1.3±0.4 |
10 | GR | 5.8±0.7NS | 4.8±0.8NS | 4.8±0.4NS | 1.5±0.8NS |
EB | 5.8±1.3 | 4.5±0.5 | 4.8±0.4 | 1.8±0.7 |
XR | 6.0±0.8 | 4.8±0.8 | 4.8±0.8 | 1.6±0.6 |
Values are means ± standard deviation (n=5).
Non-significantly