Mg≥10%,Fe≥1.5%
magnesium fertilizer can prevent the survival of mould,which can not only contribute to the plants's photosynthesis,but also to the anabolism of plants to carbon dioxide.
promote the metabolism of carbohydrate and the breathe in crops,iron enhance the ability of nitrogen fixation,promotes the absorption of nitrogen,and increase the disease resistance of plants.besides,it also can prevent plants from tender leaf vein chlorisis、leaf bleaching、chlorotic disorder、tip blight and so on.