picea asperata mast

• 云杉

picea asperata mast的用法和样例：

例句

1. Study on grafting skill of Picea crassifolia Kom.
   青海云杉嫁接技术的研究。
2. Advances in Genetic Improvement of Spruce in Abroad and Breeding Strategies of Picea asperata Mast.
   国外云杉遗传改良现状和粗枝云杉育种策略。