本文采用树干深层埋植铁剂“颗颗灵”对金川雪梨缺铁黄叶病进行了同株异枝的对比试验，结果表明经过埋植处理的缺铁黄化叶１５天均匀复绿，叶绿素、叶厚、百叶重、百叶体积和百叶面积等叶片生理、生长指标比对照增加显著或极显著，黄化叶、褐变叶发病率和黄化、褐变指数等生理病害指标下降到０值。 In this paper, the depth of the tree trunk embedded iron agent “Celengling” Jinchuan Sydney iron deficiency yellow leaf disease were the same plant abnormal branch comparison test, the results show that after the treatment of iron deficiency yellow leaves 15 days evenly green, chlorophyll , Leaf thickness, leaf weight, leaf volume and leaf area increased significantly or significantly compared with the control. The physiological and pathological indexes such as yellow leaf, brown leaf, yellowing index and browning index decreased to 0 .