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通过对海拔４５０～７００ｍ之间阴坡进行的日本落叶松造林试验的连续观测（４年），初步得出日本落叶松在此海拔范围内生长正常，与华北落叶松相比在高生长和地径生长上差异显著的初步结论。
Through continuous observation (4 years) of the Japanese larch afforestation experiment conducted on the shady slope between 450 ~ 700m above sea level, it was initially concluded that Japanese larch grew normally in this elevation range. Compared with Larix principis-rupprechtii Differences in diameter growth on the preliminary conclusions.