Manganese: Related to protein and inorganic acid metabolism.

Zinc: participate in the formation of auxin and promote seed maturity.

Calcium: Promote cell division and plant root development.

Molybdenum: It is a component of nitrate reductase and nitrogenase and participates in metabolism.

Cobalt: It can promote crop growth, transpiration and photosynthesis, and increase chlorophyll content.

Selenium: one of the essential trace elements for human beings and animals, which affects their reproduction.

Nickel: It can promote the degradation of toxins secreted by microorganisms and enhance the disease resistance of crops.

Fan: It plays an important role in the growth and development of plants.