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辽宁省固沙造林研究所,用草炭容器育樟子松苗,通过1983～1985年的造林实践证明,无论沙地或山地上造林效果均比裸根苗好.
The Afforestation Research Institute of Liaoning Province used Pinus sylvestris var. Mongolica seedlings with grass-charcoal containers. The afforestation practice from 1983 to 1985 proved that both afforestation effects on sandy land and mountainous land were better than bare rooted shoots.