The cotton crop of the country is threatened with root rot, the bollworm, and the boll weevil.
"Complete State of the Union Addresses from 1790 to the Present"
Various
Our pathologists will find immune varieties that will resist the root disease, and the bollworm can be dealt with, but the boll weevil is a serious menace to the cotton crop.
"Complete State of the Union Addresses from 1790 to the Present"
Various