银杏育苗“四忌”陈琳一忌育苗地低洼积水。圃地积水可导致银杏苗根腐烂，在夏季高温季节可诱发苗木茎腐病；同时又可引起土壤板结，降低土壤通透性。因此，苗圃地应设在地势平坦、高爽的地方。如果育苗地低洼，应先进行抬田整地，深挖抬田沟，以利排水、降水，防止明干暗... Ginkgo nursery “four bogey” Chen Lin a bogey nursery low water. Pond water can lead to ginkgo root rot, the summer season can induce stalk rot; the same time can cause soil compaction, reduce soil permeability. Therefore, the nursery should be located in a flat, cool place. If nursery low ground, should be carried out land preparation, digging ditches, to facilitate drainage, precipitation, to prevent Minggan dark ...