稀土微肥是一种以稀土元素为主要成分的新型植物生长调节剂,它不仅能增加作物产量,而且能提高产品品质。1989～1990年对红麻进行稀土微肥试验,以青皮3号为材料,分别设:不用稀土微肥试验,以青皮3号为材料,分别设:不用稀土微肥(对照)、每亩种子用5克稀土拌种、0.3%稀土稀释液于苗期进行叶面喷 Rare earth elemental fertilizer is a new type of plant growth regulator containing rare earth elements as the main component, which can not only increase crop yield, but also improve product quality. From 1989 to 1990, the experiment of rare earth and trace element fertilizer on kenaf was carried out. The experiment was conducted on Qingpi No.3 with the materials of non-rare earth and trace element, 5 grams of rare earth seed dressing, 0.3% rare earth diluted in the seedling spray