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Table 4 Effect of storage under direct sunlight 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)

Time Bacillus thuringiensis
Dipel 2× Protecto
Content a.i IU/mg Loss % Content a.i IU/mg Loss %
Zero time 29,155 0 28,311 0
2 days 24,889 14.63 23,610 16.60
7 days 21,689 25.61 19,789 30.10
15 days 18,979 34.90 15,289 45.99