Volume 10, Number 4 Search All Journals Search for: Back to Issue Some effects of gibberellic acid on the physiology of 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 …Effect of gibberellic acid on rate of bolting of annual beets.