在陕西石灰性土壤秦美猕猴桃果园施用不同剂量叶绿灵 (Fe- EDDHA) ,结果表明 ,萌芽期株施 45 g叶绿灵对矫治秦美猕猴桃叶片失绿黄化效果显著 ,可一直维持到当年落叶。同黄化对照植株相比 ,叶片叶绿素含量增加 1 82 .5 % ,活性铁含量提高 5 3 .2 % ,果实品质得到明显改善。施用叶绿灵还改善了叶片营养元素的含量 Different dosage of chlorophyll (Fe-EDDHA) was applied in the kiwifruit orchard of calcareous soil in Shaanxi Province. The results showed that the application of 45 g of chlorophyll in the germination stage had significant effect on the chlorosis of leaves of Qinmei kiwifruit, which could be maintained until Year leaves. Compared with the control plants, the leaf chlorophyll content increased by 1 82.5%, the active iron content increased by 53.2%, the fruit quality was significantly improved. Applying Chlorophyll also improves leaf nutrient content