Hollow heart, sometimes called brown heart or sugar center, is found everywhere potatoes are grown and occurs when there is an abrupt change in growing conditions. 6 янв. 2016 г.
Why do potatoes get hollow heart?
Hollow heart is an internal disorder where a 'lens' or 'star'-shaped cavity forms in the tuber. It appears to be caused by an abrupt change in tuber growth rate which usually occurs after a period of stress. Water, heat stress and associated calcium deficiency appear to have a role in the development of hollow heart.
What is growing inside my potato?
When a potato begins to sprout, the starch inside the potato converts to sugars enabling the sprout/plant to grow. If the potato is still in good shape and is firm, it is fine to prepare as usual and it still has most of its nutrients.
What is black heart in potatoes?
Blackheart (BH) is a physiological disorder of potato tubers in which internal tissue becomes discoloured during storage. The development of BH has been previously linked with general phenolic accumulation.
What are the brown lines in potatoes?
Potatoes have small holes in their skins called "lenticels." These are actually the orifices through which the tubers respire, or breathe. Excess moisture can cause the lenticels to swell. Then, when they shrink back to normal size, they become discolored.
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