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本刊1954年第1期刊登“尹庆仁冷床番茄获得早熟丰产的经验”之后,许多读者来信询问有关2,4—D的问题,特发表此文,以供参考。
After the publication of 1954, Issue 1, “Yin Qingren tomato bed access to early maturing rich experience”, many readers asked about the issue of 2,4-D, especially the article published for reference.