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1. Examine leaves, stems and branches for evidence of disease. Fungal diseases occur frequently when trees are exposed to prolonged wet, warm conditions. Common fungal diseases include
http://www.ehow.com/how_7719088_treat-japanese-map...
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Verticillium wilt is a soil-borne fungal disease that attacks Japanese maple trees through small wounds in their roots or directly through the root system. The Verticillium albo-atrum
http://www.ehow.com/info_8778702_diseases-can-atta...
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1. Examine your maple tree for black or purple spots on the leaves, brown leaf buds, bark discoloration and rapid, sudden branch death. All of these signs indicate different kinds
http://www.ehow.com/how_5875495_treat-common-disea...
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Maple syrup urine disease affects an estimated 1 in 185,000 infants worldwide. The disorder occurs much more frequently in the Old Order Mennonite population, with an estimated incidence
http://ghr.nlm.nih.gov/condition/maple-syrup-urine...
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