The aphis, or plant louse, often covers the young shoots of the vine, sucking its juices.
Aphid (af'-id) The plant louse, of which there are a great many kinds.
The plant louse gives off a sweetish fluid of which some ants are very fond.
The four sucking insects discussed are: San José scale, oyster shell scale, blister mite, and aphis or plant louse.
Sometimes house plants, and out-door plants as well, become covered with a small, green insect called the plant louse or aphis.
They are so small, each one no larger than a plant louse, that you would not think they could do much harm.
Throughout the winter a single chickadee will destroy great numbers of the eggs of the cankerworm moth and of the plant louse.
The name of the plant louse that infests pear trees is the pear-tree psylla.
The plant louse is very small, but it multiplies with very great rapidity.
Pull one up and the roots are found alive with a little insect that looks like a plant louse.