两年的草坪生产和草坪引种试验初见成效。
The primary progress in lawn production and introduction were made during the past two years.
因此这五个试验地环境相比，河北东陵最适合柔枝松的引种。
Therefore the environment of these five sample plot, Hebei Dongling was most fit for introduction.
因此这五个试验地环境相比，河北东陵最适合柔枝松的引种。
Therefore the environment of these five sample plot, Hebei Dongling was most fit for introduction.
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