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[期刊论文] 作者：Yu Zhi-shui Zhang Zhi-yi Luo J,
来源：中国林学：英文版 年份：2005
Suspension cultures initiated from callus derived from petiole explants of aspen hybrid (Populus tremuloides × P.tremula) produced somatic embryos. Callus...
[期刊论文] 作者：Yu Zhi-shui,Zhang Zhi-yi,Luo J,
来源：城市道桥与防洪 年份：2004
Suspension cultures initiated from callus derived from petiole explants of aspen hybrid (Populus tremuloides × P.tremula) produced somatic embryos. Callus was...
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