Table 2.
Fumigation toxicity of glucosinolate breakdowns products against the lesser grain borer in comparison with selected fumigants (exposed for 24 h).
| compound | LC50 (μg cm-3) | 95% FL | CO2* |
| dichlorovos | 0.29 | 0.21–0.41 | – |
| chloropicrin | 1.3 | 1.20–1.42 | – |
| allyl thiocyanate | 0.55 | 0.50–0.60 | 5.1 |
| allyl isothiocyanate | 1.57 | 1.47–1.67 | 5.1 |
| allyl cyanide | 2.8 | 2.26–3.48 | – |
| 1-cyano-2-hydroxy-3-butene | >19.60 | – | – |
| allyl isocyanate | 2.2 | 2.06–2.34 | 10.4 |
| hydrogen cyanide | – | – | 4.2** |
| control | – | – | 2.7 |
| control (HCN) | – | – | 4.6** |
* CO2 in μg/mg body weight by B. germanica. Exposed for 1 h. ** Done in a separate experiment.