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Sulfur deficiency and correction of potato
Sulfur deficiency in potato: The young leaves are curled inwards. The whole plant is yellow and the stem is red. Correcting sulfur deficiency in potatoes In sulfur-poor soils with low organic matter content and insufficient organic fertilizer application, the application of 1 kg of sulfur can increase the yield of 100-150 kg of tubers. Typically, 20-60 kg of sulfur are applied per hectare.