The result shows: single dish can' t satisfy the nutritional balance of the diet, the composed dish is better than that, but certain trace element and vitamin are shown not enough or excessive.

To discuss to the determination of trace element contents in pollens by using ICP-AES method, and understand the nutritional value of pollens.

[Objective] to discuss to the determination of trace element contents in pollens by using ICP-AES method, and understand the nutritional value of pollens.