With the one-year old cuttages of popular Langfang No. 1,2,3 and popular Shanhaiguan as the experimental materials, the major physiological properties of the clones were analyzed under four water stress conditions.

  • 以廊坊杨1号、2号、3号、山海关杨4个无性系的1a生扦插苗为试验材料,在4种水分胁迫条件下对各无性系的生理和生长指标进行分析。

  • 互联网摘选 2025-01-20 18:56:42

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