Magnesium Sulfate
Magnesium Sulphate is necessary nutrient elements in the process of growing plant. It is the center element of chlorophyll phorosynthes cann’t not go on withour it. It is the activiting agent of many enzymes, and has a big effet for carbon metabolism, nitrogen metabolism, fat and active oxide action of the plant.
Gernally speaking, the soil of south China is lack of Sulphur, some plants, like shallot, garlic, they need a lot o;f sulphur deficiency easily, Sulphur dificiency can make the green piant become yellow, the Magnesium fertilizers is perfect for the acid soil, highly leaching soil, sandy soil.