林果树缺素症的识别与防治

Identification and Control of Deficiency Symptoms of Non-wooden Production Trees

林果树的缺素症经常发生,影响林果树的生长。植物营养诊断技术已成为指导林业施肥的重要技术手段。本文简要论述了林果树缺素症的外观诊断、根外施肥诊断和化学分析诊断方法,并针对不同营养元素造成的缺素症提出了具体防治方法,对林果树的营养管理具有指导意义。

The deficiency symptoms of non-wooden production trees often happen,which has affected tree＇s growth. Nutrition diagnosis for plants is playing an increasing important role in forestry. Methods including plant visible symptoms analysis,fertilization diagnosis,and chemical analysis and so on were summarized in this paper. And the concrete prevention and cure methods were brought about,which would significantly conducted the nutrient management.