Using conductance method to determin annual shoot of western pear with consecutive low-ering temperature treatment compared with the method of water-cutting vernalization and observation of shape dissection.

• 采用电导法测定低温处理后西洋梨一年生枝条的电解质渗出率,以鉴定西洋梨不同品系的耐寒性,并与水培扦插催芽及形态解剖观察等鉴定方法进行比较。