In reciprocal grafts of ‘Denali’ and ‘Norchip’ potato ( Solanum tuberosum L.), tuber percentage of dry matter was significantly higher at harvest when ‘Denali’ was the stock. In field plantings of ‘Norchip’ and ‘Denali’, tubers from ‘Denali’ had higher percentage of dry matter than those from ‘Norchip’ at tuber initiation and remained higher until harvest.
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J. M. Pisarczyk (1983) studied this question.