我们于1982—1985年做了紫椴种子变温和短期高温催芽处理试验,效果较好。其具体作法: 在3月中旬将紫椴种子白天摊在外边芦席上晾晒边晒,边精选种子。把选好的种子用0.3％的赛力散进行闷堆消毒一小时,然后洗去药液。用60℃的水浸泡种子,要及时搅动至水温降到20—10℃为止,浸泡一天。这时种皮软化用手轻捏即开口为度,捞出晾晒,然后用软木板轻搓种皮,使种皮裂口露出种仁或部分种皮脱 We made the Tilia amurensis seed germination and short-term high temperature germination test in 1982-1985, the effect is better. The specific approach: in mid-March will be spread during the day outside the Tuscanica seeds on the sun drying while drying, while the selection of seeds. The selected seeds with Saracette 0.3% bulk sterilization for one hour, and then wash away the liquid. Soak the seeds with water at 60 ° C and stir them in a timely manner until the water temperature drops to 20 - 10 ° C and soak for one day. At this moment, the seed coat softens and the hand is lightly pinched, that is, the mouth is open degree, remove and dry, and then lightly rub the seed coat with the cork board to expose the seed coat or part of the seed coat