小麦在生长发育过程中，除了需要大量营养元素氮磷钾外，还需要多种微量元素（即微肥），若缺少某种微量元素，麦苗就不能正常生长，并从外部形态上表现出相应的缺素症状。因此，应根据麦苗缺素症状，采取相应的措施进行防治与补救，促使小］麦正常生长，实现小麦稳产高产和最 Wheat growth and development process, in addition to the need for a large number of nutrients such as nitrogen, phosphorus and potassium, but also the need for a variety of trace elements (ie, trace fertilizers), the absence of certain trace elements, wheat seedlings can not grow normally, and from the external morphology of the corresponding The lack of symptoms. Therefore, according to the symptoms of wheat seedlings deficiency, take appropriate measures to control and remedy, prompting small wheat normal growth, to achieve stable and high yield of wheat and the most