北京市西山林场游憩林抚育的森林健康评价

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1、第34卷第10期中南林业科技大学学报Vol.34No.102014年10月JournalofCentralSouthUniversityofForestry&TechnologyOct.2014北京市西山林场游憩林抚育的森林健康评价赵匡记，汪加魏，施侃侃，侯嫚嫚，尹群，贾忠奎（北京林业大学省部共建森林培育与保护重点实验室，北京100083）摘要：针对北京市西山林场森林景观质量下降、密度大、自然整枝差、火险等级高等问题；结合森林健康的相关理论与技术，对各林分采取生态疏伐、景观疏伐、修枝、可燃物管理、定株、补植、补造等措施，并对抚22育技术进行了森林健康经

2、营与评价；抚育保留密度：侧柏1375～1975株/hm，刺槐550～700株/hm，黄栌222约1100株/hm，油松约900株/hm，元宝枫约1588株/hm时森林健康质量较好；抚育后的森林健康指数（HCI）都有提高；侧柏提高31.27%，刺槐提高22.22%，黄栌提高11.11%，油松提高了15.00%，元宝枫提高17.65%，可见抚育后各林分的森林健康质量都显著提高。这对合理开发和利用西山林场的风景游憩林资源提供了新的经营标准和思路，同时也能为各地区具有类似功能和问题的林分提供健康经营的理论与技术参考。关键词：森林健康；游憩林；经营与评价；北京西

3、山林场中图分类号：S753文献标志码：A文章编号：1673-923X(2014)10-0065-05ForesthealthevaluationfortendingofrecreationalforestinXishanForestFarminBeijingcityZHAOKuang-ji,WANGJia-wei,SHIKan-kan,HOUMan-man,YINQun,JIAZhong-kui(Lab.forSilvicultureandConservationco-constructedbyChinaForestryGeneralBureauand

4、Beijing,BeijingForestryUniversity,Beijing100083,China)Abstract:Confrontedwiththeproblemsofdeclineinquality,highdensity,poorlynaturalpruningandhighfiredangerratingoftheforestlandscapeinXishanForestFarminBeijingcity,themeasuresweretakenforeachforeststandsuchasecologicalthinning,lan

5、dscapethinning,pruning,combustiblemanagement,plantssinglingandcomplementaryreplantingbycombiningtherelevanttheoryandtechnologyofforesthealth,andtheeffectsoftendingtechniquesonforesthealthmanagementwereevaluated;forbetterforest-2-2health,thereservedtendingdensitywas1375~1975trees

6、•hmforOrientalarborvitae,550~700trees•hmforRobiniapseudoacacia,-2-2-2about1100trees•hmforSmoketree,about900trees•hmforChinesepineandabout1588trees•hmforAcertruncatum;EveryForestHealthComprehensiveindex(HCI)hasbeenenhancedaftertendingwithO.arborvitaeincreasingby31.27%,R.pseudoaca

7、ciaby22.22%,Smoketreeby11.11%,Chinesepineby15.00%andAcertruncatumby17.65%.Itisobviousthattheforesthealthqualityofeachforeststandwassignificantlyimproved,whichprovidesnewoperationstandardsandideasforrationaldevelopmentandutilizationofthescenicandrecreationalforestresourcesinXishan

8、ForestFarminBeijingcity,atthesametime,alsoprovi