应用硅肥前景广阔云南省土壤肥料工作站王文富昆明化工技术开发研究所张锦元硅是自然界广泛存在于地壳中的一个重要元素，是农业生产中禾本科如水稻、小麦、玉米和甘蔗等作物生长的一种必需营养元素。地壳和土壤中的硅，绝大部分均以植物不能利用的难溶性形态存在，必须通... Application of Silica Fertilizer Prospects Yunnan Fertilizer Station Wang Wenfu Kunming Institute of Chemical Technology Zhang Jinyuan Silicon is an important element in nature that exists in the crust extensively. It is one of the most important elements in the growth of grasses such as rice, wheat, corn and sugar cane in agricultural production Essential nutrients. Most of the silicon in the earth’s crust and soil exists in the insoluble form that plants can not utilize.