本文综述了稀土在果树生产中的应用研究及推广示范的进展。稀土具有促进果树生理活动、生长发育、开花结实、提高产量和改善果实品质等作用。果树生产宁施用稀土,技术简单,安全可靠,投入与收益之比一般为1:20—1:40,具有广阔的推广前景。 This article reviews the application of rare earths in fruit tree production and the progress of popularization and demonstration. Rare earth has the role of promoting fruit tree physiological activities, growth and development, flowering and fruiting, increase yield and improve fruit quality. The production of fruit trees rather use rare earth, technology is simple, safe and reliable, the ratio of input and income is generally 1: 20-1: 40, with broad promotion prospects.