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调查研究结果认定立枯病是造成银杏幼苗死亡的主要原因，土壤水淹涝渍是诱发该病发生的环境条件，水泥粉尘污染削弱了幼苗对病害的抗御能力，在一定程度上加重了立枯病的危害。
The results of the investigation indicated that the blight was the main cause of the death of Ginkgo biloba seedlings. Soil waterlogging and waterlogging were the environmental conditions that induced the disease. The cement dust pollution weakened the resilience of the seedlings to disease, which aggravated the drought The harm of the disease.