Volume 29, Number 1 and 2 Search All Journals Search for: Back to Issue Effect of Planting Date, Nitrogen Fertilizer and Harvest Date on Seasonal Concentrations and Total Content of Five Micronutrients in Sugarbeet View Article PDF Back to Issue Post navigation Beta vulgaris NC-7 Collection as a Source of High Sucrose Germplasm.Factors Affecting the Economic Threshold for Heterodera schachtii Control in Sugarbeet