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以盐碱地短枝型红星苹果为试材进行喷施稀土试验。结果表明，稀土可以提高苹果叶绿素含量、百叶重、单果重和可溶性固形物含量，适宜喷施浓度范围为1000～1500mg／kg。
Rare earths were sprayed with Saline shoots star apple. The results showed that rare earth could increase chlorophyll content, leaf weight, fruit weight and soluble solid content in apple. The suitable spraying concentration range was 1000 ~ 1500 mg / kg.