China is socialist country,has the largest population in the world and the largest number of children in the world. As a socialist country, China has made many contributions to children's health care, especially children's school health, since liberation, great changes have taken...
Open access
Research Article10.9734/ijtdh/2022/v43i430585
In this study, the quality characteristics of mineral elements, vitamins and amino acids of 39 common buckwheat samples from the eastern, central and western regions of Loess Plateau were analyzed and compared and then effective indicators were selected for discrimination geograp...
The effects of extraction solvents (methanol, ethanol, acetone, petroleum ether and n-hexane) on the content of total polyphenols and flavonoids, as well as antioxidant activities of Artemisia argyi were investigated. The results showed that, the ethanol extract had the highest t...