Magnesium forms the core of every chlorophyll molecule. And sulfur combines with nitrogen in making protoplasm for plant cells. The micronutrients include copper, iron, manganese, zinc, and other trace minerals. Copper and iron are used in chlorophyll formation. Manganese and zinc seem to function as catalysts in the utilization of other nutrients.
Micronutrients are usually available to plants through minerals in the soil.
However, if the soil is highly alkaline, plants may be unable to absorb these nutrients in sufficient quantity for good health. Various products can be applied to soil or sprayed on leaves to correct deficiencies. All rights reserved. New Low Price on PalmVx. Enjoy full member benefits.