稀土元素正在被当作微量元素肥料应用于农业,农业上应用的硝酸稀土是稀土元素在生产过程中的一种中间产物,是利用混合稀土和硝酸起反应而生成的一种混合稀土硝酸盐。它主要含有包括镧系元素及与其性质十分相似的钪和钇,即镧、铈、镨、铵、钷、钐、销、钆、铽、镝、 Rare earth elements are being used as trace elements in agricultural fertilizers. Rare earth nitrate used in agriculture is an intermediate product of rare earth elements in the production process. It is a mixed rare earth nitrate produced by reacting rare earth with nitric acid. It contains mainly scandium and yttrium, including lanthanides and their properties, namely lanthanum, cerium, praseodymium, ammonium, acenaphthene, samarium, pin, gadolinium, terbium, dysprosium,