Bacteria and nematodes are other causes for worry.
"Free from School"
Rahul Alvares
To prevent the occurrence of nematodes, the substrata should be constantly changed-it should never be older than six months to one year.
"Free from School"
Rahul Alvares
Various species of so-called eelworms-nematodes-also cause gall-like swellings on young roots, or they invade the grains of cereals.
"Disease in Plants"
H. Marshall Ward