The pear is a typical kind of gametophytic self-incompatibility plant. The identification of its S-genotype provides an important foundation for its fertile planting and genetic improvement. In this paper, a novel method, i. e. , employing the technique of genechips for identifying the S-genotype of pears, is put forward. The advantages and shortcomings of this technique, together with other techniques such as hybridization pollination test, PCR-RFLP technique, DNA seque...
