1994年科左中旗新开河林场在保康——开鲁公路架玛吐——宝龙山段19．5km处的公路两侧进行春、夏、秋、冬季樟子松大苗栽植试验，探索出了一套确保樟子松大苗（5年生）移植成活经验，采用自己设计的移植桶两年共栽植5年生大苗1万株，成活率均在90％以上，不仅在当地适宜推广，而且在高寒山区的霍林郭勒市利用移植桶移植1．6万株，获得成功，成活率也均在90％以上。 In 1994, the Xinkaihe Forest Farm in Kezuozhongqi was used for planting seedlings of Pinus sylvestris in spring, summer, autumn and winter on both sides of the road at 19.5km at Maotu-Baolongshan section of Baokang-Kailau Highway, Explored a set of experience to ensure the survival of seedlings of Pinus sylvestris (5-year-old), and transplanted them into a transplant barrel with their own design for two years to plant 10,000-year-old 5-year-old seedlings with the survival rate above 90% In Huolinguole in the alpine region, 16,000 transplant grafts were transplanted and the success rate was over 90%.