Shad Hufnagel, forest health coordinator with the Kansas Forest Service, and Raymond Cloyd, extension specialist in ...

Bacillus thuringiensis is a species of bacteria ... must be maintained in order to avoid reliance on a single tactic. Active ingredient: Substance in a pesticide that is biologically active.

It can be further refined to isolate azadirachtin, neem oil's most active ingredient ... and targeted bacteria like milky spore and Bacillus thuringiensis (BT), which may only affect particular ...