Root Cancer

The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Root Cancer

 

a bacterial root cancer of fruit-bearing plants (such as apple, pear, apricot, and mulberry trees, grapes, and raspberry and strawberry plants). The disease causes dense ligneous knots “of varying sizes and shapes to form on the roots (primarily on the collum). The causal organism, Bacterium tumefaciens, is transmitted through the soil.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.