Onion is used as a " young" onions, as well as raw and as ripe onion heads, which can be eaten as raw (salads), or used in cooked dishes. Energy value varies from 180 kJ/100 g for young and up to 1400 kJ/100 g in mature heads. Since nutrients contains the most carbohydrates. But what is most valuable port in the food and in medicinal terms, the content of the mineral substances and vitamins. Minerals has the highest potassium and sulfur, and many oligo-and microelements. Since the medicinal ingredients are the most important glycosides, which give it its characteristic odor and a plant hormone, insulin-like.
Onions are grown mainly by planting a port, but lately more often cultivated by sowing. This increases yield, and such an arc is more resilient and healthier than that obtained from the harbor. For such production, the most pelirano seed, and to achieve high yields should be regularly watered.
What is important is the preparation of the ground. Do not allow manure to fertilize, but being prepared with 8 kg/100 m2 NPK (7:20:30) and for solid foods 2 kg/100 m2 KAN.