Organization and Program 3
Faculty 4
Opening Remarks—Professor De—lin Xue&Dr.Zhi—chien Ho 9
Contents of Articles Presented 14
1．Recent Advancement in Understanding the Intestinal Absorption and Metabolism of β—carotene&Dr.Wang Xiang Dong 14
2．New Aspects of Vitamin A and β—carotene Relating to Food Fortification&Dr.Max Blum 46
3．The Effects of Vitamin A Deficiency on Disease and Immunity&Prof.Zhou Yun Zhen 64
4．Vitamin A Nutrition Status in China in the Passed 12 Years&Prof.Pang Wen Zhen 69
5．The Effects of Vitamin A,Zinc,Copper and Calcium On Ocular Tissue and Sight&Dr. Liu Chun Hong 77
6．Vitamin D and Rickets&Dr. Tadashi Kobayashi 83
7．A View of Studies on Nutritional Anemia of Preschool Children in Korea&Dr. Jin—Soon Ju 101
8．The Role of Zinc in Human Pregnancy&Dr. Harold H. Sandstead 108
9．Studies On the Correlation between the Fetal and Maternal Iron Metabolism in the Second Trimester of Pregnancy&Prof. Liao Qing Kui 116
10．The Calcium Requirement for Women in Different Stages of Life&Prof. Zhao Xi He 123
11．Dietary Zinc Requirements during Pregnancy Lactation and Infancy&Dr. Janet C. King 128
12．Folic Acid and Neural Tube Defects&Prof. Tang Yi 139
13．Microcytic Anemia in Chiese Pregnant Women and Children&Prof. Wang Wen Guang 144
14．The Changes of Serum 25—hydroxyl cholecalciferol In Iron Deficiency Anemia Infants&Dr. Huang Mei 149