银杏休眠枝扦插生根试验周兰英，肖千文，邓玉林，黄从德（四川农业大学，雅安，６２５０００）银杏是世界上最古老的珍稀木本经济树种，经济价值高，短枝多年结实，丰产性能好。由于资源稀少，育苗成本高，探索银杏的高效无性繁殖技术，具有重大的生产应用价值。１试验材... Ginkgo biloba cuttings root cutting Zhou Lanying, Xiao Qianwen, Deng Yulin, Huang Congde (Sichuan Agricultural University, Ya’an, 625000) Ginkgo biloba is the world’s oldest rare woody economic tree species, high economic value, short branch many years of strong, high yield performance . Due to the scarcity of resources and the high cost of nursery, exploring the efficient asexual propagation technology of ginkgo has a great value in production and application. 1 test material ...