共 50 条
[28]
IRON, ZINC, COPPER, AND MANGANESE IN INFANT FORMULAS
[J].
AMERICAN JOURNAL OF DISEASES OF CHILDREN,
1983, 137 (05)
:433-437
[29]
SOIL TESTS FOR ZINC, IRON, MANGANESE, AND COPPER
[J].
CALIFORNIA AGRICULTURAL EXPERIMENT STATION BULLETIN,
1978, (1879)
:40-42