) What is the scientific name of the San Jose scale on apple trees?

• Explanation:
-Quadraspidiotus perniciosus is the scientific name for the San Jose scale, a destructive insect pest that attacks apple trees.
What is the San Jose scale?
-The San Jose scale is a tiny, armored scale insect that feeds on the sap of apple trees.
-It can infest various parts of the tree, including branches, twigs, and even the fruit.
-Heavy infestations can weaken the tree, significantly reduce fruit quality, and even lead to the tree's death.