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Research on the Cause and Control of Nutrient-deficient Symptoms in Eucalyptus grandis ×E.urophylla Plantations in Guangxi
Author(s): 
Pages: 37-41
Year: Issue:  2
Journal: Eucalypt Science & Technology

Keyword:  桉树缺素病症营养诊断配方施肥;
Abstract: 通过对广西巨尾桉人工林缺素病症的综合调查与分析表明:广西桉树人工林土壤普遍呈酸性,土壤氮、有机质含量属中等水平,速效钾和有效铜、有效锌含量属于低水平,速效磷和有效硼含量属于极贫水平,在这样的土壤种植桉树人工林易出现缺素病症,特别易表现出缺硼、缺锌、缺钙和缺镁等的综合缺素病症.造成桉树缺素病症发生普遍主要是由于不合理施肥造成的.开展桉树测土配方施肥和营养诊断平衡施肥是有效防治和缓解桉树缺素病症的重要...
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