1 Objective To develop the neonatal screening for congenital adrenal hyperplasia in order to prevent children from congenital disability and improve the aristogenesis in our country.

2 Objective To investigate the status of infectious disease and hereditary diseases in the premarital persons and promote aristogenesis and stirpiculture.

3 Objective: To establish a new, rapid and clinical practical molecular cytogenetic method for diagnosing the chromosomal diseases as well as guiding aristogenesis and prenatal diagnosis.

4 In order to study the relation between trace elements and aristogenesis , the content of Zn in 38 children with defect was determined.

5 Objective: To study the rate of the combined tests of thalassemia and G6PD deficiency in detection of before marriage, to direct aristogenesis and good brood.

6 Objective To study The Effect of Occupational Poison Contact on womens aristogenesis fine rearing.

7 This essay gives a brief account of the influences of enviromental factors on aristogenesis including chemistry, physics, biography, living style, Medicine, nutrition, food and social psychology.