徐州市香樟黄化病防治方法及效果研究

设置土壤施用香樟黄化专用肥及酸性浓缩液、土壤施用20%硫酸亚铁及NPK15-15-5复合肥、叶面喷雾高美施腐殖酸液肥、树干注射速效黄化转绿剂4组处理,测定对香樟黄化病的防治效果。结果显示:4组处理对香樟黄化病均有一定的防治效果,各处理间防效差异并不显著。综合采用此4种处理对香樟黄化病开展防治工作,将取得较好的持续效果。

Study and effect of Xuzhou City camphora etiolation disease prevention method

Set up 4 groups of the soil treatment , application of the chlorosis of Camphor tree special fertilizer and concentrated acid , application of 20% ferrous sulfate and NPK15-15-5 synthetic fertilizer, foliar spraying with Komix humic acid fertilizer , Trunk injection of the quick-acting “yellow to green”agent . Measuring the control efficacy of the chlorosis of Camphor tree . The results showed that the 4 groups of treatment all had acertain controlling effects to the chlorosis of camphor-tree . The differences of them weren＆#39;t statistically significant. It will be achieving the better lasting effect by adopting the 4 groups of treatment in comprehensive ways .