七十年代以来,微量元素的研究与应用,已越来越受到各国的重视,成为一个令人瞩目的新领域。微量元素的研究,不仅在理论上具有重要的学术意义,同时与国民经济的众多部门有着密切的联系。微量元素在农牧业上具有广阔的发展前途。早在五十年代,苏联已经把微量元素作为提高农作物产量和改进农作物品质的一项有效措施,苏共二十大就微量元素在农业上 Since the 1970s, the research and application of trace elements have drawn more and more attention from all countries and become a new field that attracts people’s attention. The study of trace elements not only has important academic significance in theory, but also has close connection with many departments of the national economy. Trace elements in agriculture and animal husbandry has broad prospects for development. As early as the 1950s, the Soviet Union has taken trace elements as an effective measure to increase crop yields and improve the quality of crops. The 20th CPSU took the trace elements in agriculture