海南行政区农业、轻工部门于1985年5月底从湖南引进甘蔗喷施稀土技术,在全岛9个县20个糖厂蔗区进行试验示范,喷施面积8000多亩。最近,海南行政区各县(市)农业局和有关糖厂对万宁、琼海、定安、屯昌、澄迈、临高、儋县等8个县(市),10 Hainan Province, agriculture, light industry sector at the end of May 1985 from the introduction of rare earths from Hunan sugarcane spraying technology in nine counties in the island 20 sugar cane experimental demonstration area, the spraying area of ​​8000 mu. Recently, eight counties (cities), including Mannings, Qionghai, Dingan, Tunchang, Chengmai, Lincoln, and Shexian counties (cities) of 10 counties (cities)