1.   Also, scientists can increase the level of the chemical, which is a toxin, by making the shrubs think insects are attacking them.

2.   He said further studies must be done to find out what insects attack the psyllids in their Australian home.

3.   Insects usually attack stressed or sick plants.

4.   The insect also attacks ornamental hemlocks, which can be protected from adelgids by insecticides.

5.   Will you tell me what insect is attacking my crops?

6.   The insects attacked, stinging the screaming children on their scalps, necks, faces, arms and legs.

7.   Initially, prices had advanced on expectations of a lower crop in Mississipi, where the plantations have been attacked by insects.