The genetic variation of eight isozyme expressed by twelve gene loci among 3 natural populations of Picea crassifolia was studied by the aids of PAGE electrophoresis.

• 摘要采用聚丙烯酰胺凝胶电泳实验对青海云杉的3个天然群体（甘肃祁连山、青海大通，甘肃甘南州）的12个基因位点表达的8种同工酶的遗传变异模式进行了研究。