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Published online by Cambridge University Press: 27 March 2009
1. Over 3 years monogerm sugar beet seed spacings of up to 5 in apart produced sufficient plants to form an adequate plant population for maximum yields. In the first two seasons the braird from a 5 in seed spacing did not need to be thinned; but in the third it contained over 50,000 seedlings per acre and so had to be reduced by thinning to approximately 30,000 per acre.