Foray 48B in an insecticide manufactured by Valent BioSciences used in

forestry Forestry is the science and craft of creating, managing, planting, using, conserving and repairing forests, woodlands, and associated resources for human and environmental benefits. Forestry is practiced in plantations and natural stands. ...

to selectively kill the larval stage of insect in the order Lepidoptera (moths and butterflies). The active ingredient is '' Bacillus thuringiensis var kurstaki'' (Btk).

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