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Nontarget testing of the bacterial insecticide Bacillus thuringiensis subsp. kurstaki (Btk) on stream invertebrate communities in Canada. 1995. Perrin, C.J.; Kreutzweiser, D.P.; Richardson, J.S. Pages 441-463 (Vol. 1) in T.-Y. Feng, Editors. Bacillus thuringiensis biotechnology and environmental benefits. Hua Shiang Yuan Publishing Co., Taipei, Taiwan.
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