Bicar is a bioinsecticide based on 

Bicar is a novel insecticide containing bicarbonate. Potassium bicarbonate is used as a protectant fungicide against powdery mildew in a wide variety of vegetable crops particularly cucurbits and ornamental plants. Bicarbonate ion inhibits growth in some fungi and bacteria. The nuclear polyhedrosis virus (NPV) which belongs to the sub group Baculoviruses is a virus affecting insects, predominantly moths and butterflies. It has been used as a pesticide for crops infested by insects susceptible to contraction. This virus requires an alkaline-based cell in order to replicate.