林檎与花红在新梢、花、果方面均有较大的差别,其树干及大枝上有寄生瘤状突起。中国绵苹果的酶谱差异较大,林檎与花红的酶谱最接近,主酶带均为三条,其中有两条Rf值分别为0.53、0.56的主酶带相同;林檎比花红多出一条Rf值为0.80的弱酶带。结果表明,林檎为花红的一个变种。 Lin Huang and bonus in the shoots, flowers, fruit are more different, the trunk and large branches have parasitic knoblike protrusions. There was a significant difference in the zymogram of Chinese cotton apple, the closest zymogram was the same, the main enzyme bands were three, of which two were the same as the major enzyme bands of 0.53 and 0.56, respectively; A weak enzyme band of 0.80. The results show that Linyi is a variant of bonuses.