Storage roots of the
un-transformed control and three susceptible plants were rotten
completely; storage roots of one middle resistant plant (MR1) were
rotten completely and the rotten areas of storage roots from the
remaining two middle resistant plants (MR2 and MR3) reached
21mm and 18mm, respectively, from the hole; the inoculated
nematodes did not almost spread in storage roots of eight of the
nine resistant plants except for the nematodes spread to 2mm