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Table 2 Effect of storage under different temperatures on stability of Bacillus thurigiensis formulations

From: Influence of some environmental conditions on stability and activity of Bacillus thuringiensis formulations against the cotton leaf worm, Spodoptera littoralis (Boisd.) (Lepidoptera: Noctuidae)

Temperature/time Bacillus thuringiensis
Dipel 2× Protecto
Content a.i IU/mg Loss % Content a.i IU/mg Loss %
Zero time 31,289 0 30,155 0
72 ± 2 °C—3 days 27,089 13.42 25,955 13.93
54 ± 2 °C—14 days 30,222 3.41 27,734 8.03
35 ± 2 °C—12 weeks 29,156 5.82 26,379 12.52