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MongolianScotspine(Pinussylveslrisvarmongolica)(shortform:MSP)isoneofthemainconiferousspeciesforforestationinNortheastforestregionsofChinasincel958,large-areaplantationofMSPwereplantedinMaoershanExperimentalForestFarmofNortheastForestryUniversity.Alongwiththeincreaseofstandageandseed-bearingrate,andtheimprovementofwithinstandlightcondition,alotofnaturalregeneratedseedling(inshortform:NRS)ofMSPoccurredundercanopyorontheadjacentopenland,andmanyoftheseseedlingsgrowverywell.Thisprovideusa… 相似文献
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