【摘要】 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。更多还原

【Abstract】 The effectivess of correcting iron defficiency in Jinchuan snow Pear with Kekelin was tested from the control experiment. The results showed that the leaf yellowing of iron deficiency was corrected after 15 days embeded Cocolin iron plug. In the embeded branch.it grew more chlorophyll and lolf-growth indexes were significance in momed than the comparsion one.更多还原