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1、http://www.sdxjks.cn/http://www.tshyqs.com/http://www.sdxtht.com/http://www.tayhsx.com/荒山荒地造林技术措施1造林树种的选择Theselectionofafforestationtreespecies根据襄汾县东西两山不同的立地条件、各树种的生物学特性及在不同立地类型的生长表现,考虑树种来源、劳力、资金条件等因素,本着适地适树和优先选用优良乡土树种的原则进行荒山绿化树种的选择。苗木一般选择1~2a生,侧柏最好使用容器苗,高度25.0cm以上;刺槐地径1.0cm以上;核桃地径1.
2、5cm以上。Accordingtothedifferentsiteconditionsofxiangfenthingstwomountains,thebiologicalcharacteristicsofvarioustreespeciesandgrowthperformanceindifferentsitetype,considerspeciesorigin,conditionfactorssuchaslabor,capital,inlinewithtotheprincipleofoptimaltreeandselectexcellentnativetrees
3、peciesforgreeningtreespeciesselectionofbarrenhills.Nurserystockgenerallychoose1~2a,biotaorientalishadbetterusecontainerseedlings,height25.0cmormore;Acaciadiameter1.0cmormore;Walnutsgrounddiameter1.5cmormore.2造林密度及配置、混交方式2afforestationdensityandconfiguration,mixedmodehttp://www.sdxjks
4、.cn/http://www.tshyqs.com/http://www.sdxtht.com/http://www.tayhsx.com/2.1造林密度侧柏一般栽植在山坡的中上部或条件差的山脊,穴状或鱼鳞坑整地,密度可掌握在220~330株/667m2;刺槐、核桃适宜在土壤条件较好的水平阶及梯田成片栽植,密度一般为110~150株/667m2。2.1afforestationdensityusinggeneralplantintheslopeoftheupperorpoorridges,cavernousorscale-holeploughinganddens
5、itycanbemasterin220~220plants/330m2;Acacia,walnutinsoilconditionsgoodleveloforderandplantingofterracesanddensityisgenerally110~110plants/150m2.2.2种植点配置为充分发挥水土保持林的水土保持作用,侧柏、刺槐在种植点配置上选用“品”字形,核桃采用正方形的配置方式。2.2growingpointisconfiguredtogivefullplaytothewaterandsoilconservationofsoilandwat
6、erconservationforest,arborvitae,acacia,choose"goods"glyphonplantingsomeconfiguration,walnutsquareconfigurationmethod.2.3混交方式根据山区地形地块的自然分布情况,树种混交方式一般选用不规则的块状混交。2.3mixedwayaccordingtothenatureofmountainousterrainblockhttp://www.sdxjks.cn/http://www.tshyqs.com/http://www.sdxtht.com/http
7、://www.tayhsx.com/distributionoftreespecieschosencommonlyirregularblockmixedmixedmode.3整地方式Threesitepreparationmodes整地是造林前的一项重要环节,按照水土保持的要求,针对坡的上下位置及坡度的大小,并根据实际情况采取不同的整地方式,尽量减少破土面,因地制宜。Sitepreparationisanimportantlinkforafforestationinfrontof,inaccordancewiththerequirementsofthesoila
8、ndwaterconse
