Dr. Lutz says that the manna which fed the Children of Israel was honeydew secreted by a scale insect, and that it is still eaten.
Among the bugs most destructive to trees are the scale insect and the plant lice.
Mother has heard of a scale insect out in California which has been a great nuisance to fruit-growers.
Man can dodge Nature as the scale insect cannot, but higher forms of life can, and man the most effectively of all.
It is a minute scale insect the size of a small pinhead, shield-shaped, with a raised center.
|scale insect |
Any of various small homopterous insects of the superfamily Coccoidea that suck the juices of plants, the females of which secrete and remain under waxy scales on plant tissue.