This study was conducted to investigate proper mixed cultivation system of potato and succeeding crops (Chinese cabbage and Radish) in 2009. Potato varieties, ‘Superior’ a middle maturing variety and ‘Haryeong’ a late maturing variety were used. After potato harvest, succeeding crops of Radish and Chinese cabbage were planted on July 22th in ‘Superior’ variety plot and Aug. 3rd in ‘Haryeong’ variety plot. Potato crop was harvested in proper time, after 15, 30, 45 and 60 days. and a suitable potato variety for succeeding crops among ‘Superior’ and ‘Haryeong’ was checked. ‘Superior’ variety was observed to be low rotting, deformity and greening at Chinese cabbage and Radish treatment plot than non-treatment plot. In addition, high yields of potato was maintained in succeeding crop treatments.
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