Volume 10, Number 4 Search All Journals Search for: Back to Issue Status of crop sequences related to Heterodera schachtii on sugar beets View Article PDF Back to Issue Post navigation The effects of different rotations on sugar beet production in land infested with the sugar beet nematode. Heterodera schachtii, in the Salinas Valley of California …Varietal reaction of sugar beets to curly top virus strain 11 under field conditions.