The experiment was conducted with sha01,sha02,kuerlehuangsuan pear,yelikeamute pear and huochengdong huang pear as test materials.The content of soluble solid,fruit firmness,dry matter,vitamin C,deoxidized suger,titrate acid,sucrose and others were determined in these different species.The results showed that sha02 was the best in five pear species,the others were followed by sha01,huochengdonghuang pear,yelikeamute pear and kuerlehuangsuan pear.