Effect of alfalfa flavonoids on reproductive performance of female rats in pregnancy and on gene expression in the hypothalamus-pituitary-ovarian gonadal axis Effect of alfalfa flavonoids on growth and reproduction performance of female rats Effects of Alfalfa Flavonoids on the Gene Expression of Hypothalamus-Pituitary- Ovarian Gonadal Axis in the Preadolescence and Maturity of Female Rat Proliferation stimulus and antioxidant effect of alfalfa flavonoids on dairy cow mammary epithelial cells cultured in vitro