sentence: Low risk was identified for representative uses in permanent greenhouses as the exposure to non ‐ target arthropods is expected to be negligible.No strain ‐ specific data were available on earthworms and other soil macro ‐ organisms to indicate if Bacillus thuringiensis subsp. kurstaki strain PB 54 would be toxic , infectious or pathogenic to earthworms or other soil macro ‐ organisms .