Onion's nutritional value Welsh onion is one of the most widely consumed vegetables and seasonings in people's daily lives. However, due to its consumption of its stems and a small amount of leaves, most of the onion leaves are often abandoned, especially in the northern regions, which are harvested every autumn and winter. In the process of storing green onions, the phenomenon of the onion leaves being discarded is even more serious. As everyone knows, in the stems and leaves of every 100 grams of green onions contains vitamin A 0.05 mg, vitamin C 20.22 mg, protein 2.4 g, fat 0.3 g, carbohydrates 9.8 g (of which total sugar 8.6 g), calcium 4.6 g, phosphorus 3.9 Grams, iron 0.1 mg, a variety of amino acids 0.0298 mg, very rich in nutritional value.
Application of Welsh Onion in Chicken
Recent tests have shown that the discarded fresh green leaves are cut short and dried, and then processed into powder. In the basal diets of laying hens, 1%, 2%, and 3% of wheat bran are subtracted and the same proportion of green onion leaf powder is added. As a result of the increase in egg production rate, increase in egg weight, increase in feed utilization rate, and reduction in dead amoy rate, each chicken gained 1.49 yuan, 1.28 yuan, and 2.34 yuan more than the control group during the 75-day test period. The economic benefits also increased by 18.39%, 28.26% and 29.1% respectively. From this point of view, green onion leaf meal feeding chickens have a strong attractant (embodied in the increased feed intake of chickens) and seasoning (in the hot season, the feed intake of chickens continues to increase), coupled with nutritious, low cost Without sequelae, it is worthwhile to develop green feed additives.
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