The article showed the results of raising the coefficient of tubers reproduction due to the thickness of the planting and mass of the seed material. It was found out that to raise the coefficient of potato tubers reproduction in the system of seed growing in the optimal fertilizing area of 70 × 15 m2 and average mass of the planting tuber 30 to 50 g, it is purposeful to raise the thickness of the per hectare to 95,000 of plants.
Key words: Potato, biochemical content, starch, protein, vitamin С, seed material, productivity, condor sort.
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