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Stemborers
Host plants:
Millet  Sugarcane 
Internodes
Internodes is the region of a plant stem between any two nodes (i.e., the point at which leaves are attached). Buds are commonly borne at nodes in the axils of leaves (i.e, the upper angles between leaves and stems).
Predator
Animal that attacks and feeds on other animals, such as an insect (e.g. ladybird beetle), bird or spider feeding on pest insects.
Resistance
Ability of a living organism not to get affected by a disease or pest; or of a pest not to be affected by a pesticide.

Pesticide Resistance is the ability of a life form to develop a tolerance to a pesticide. Pests (weeds, insects, mites, diseases, etc.) that become resistant to a pesticide will not be affected by the pesticide. When pests are resistant, it is more difficult to control the pest. Therefore, it is important to try to prevent pesticide resistance.
Pheromone
Substance emitted by female insects in order to attract males. Synthetic pheromones are used to disorient male insects and thus to prevent mating.