镁是小麦体内叶绿素的重要组成成分,在小麦生长发育中起重要作用。植物体内的镁主要来源于土壤。近年来,随着作物产量不断提高,植物从土壤中携走镁的数量也不断增加,植物缺镁现象在各 Magnesium is an important component of chlorophyll in wheat and plays an important role in the growth and development of wheat. Magnesium in plants mainly comes from the soil. In recent years, with the continuous increase of crop yield, the amount of magnesium taken by plants from the soil is also increasing. The phenomenon of magnesium deficiency in plants