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1、http://www.sdxjks.cn/http://www.tshyqs.com/http://www.sdxtht.com/http://www.tayhsx.com/荒山荒地造林技術措施1造林樹種的選擇Theselectionofafforestationtreespecies根據襄汾縣東西兩山不同的立地條件、各樹種的生物學特性及在不同立地類型的生長表現,考慮樹種來源、勞力、資金條件等因素,本著適地適樹和優(yōu)先選用優(yōu)良鄉(xiāng)土樹種的原則進行荒山綠化樹種的選擇。苗木一般選擇1~2a生,側柏最好使用容器苗,高度25
2、.0cm以上;刺槐地徑1.0cm以上;核桃地徑1.5cm以上。Accordingtothedifferentsiteconditionsofxiangfenthingstwomountains,thebiologicalcharacteristicsofvarioustreespeciesandgrowthperformanceindifferentsitetype,considerspeciesorigin,conditionfactorssuchaslabor,capital,inlinewithtothep
3、rincipleofoptimaltreeandselectexcellentnativetreespeciesforgreeningtreespeciesselectionofbarrenhills.Nurserystockgenerallychoose1~2a,biotaorientalishadbetterusecontainerseedlings,height25.0cmormore;Acaciadiameter1.0cmormore;Walnutsgrounddiameter1.5cmormore.2造
4、林密度及配置、混交方式2afforestationdensityandconfiguration,mixedmodehttp://www.sdxjks.cn/http://www.tshyqs.com/http://www.sdxtht.com/http://www.tayhsx.com/2.1造林密度側柏一般栽植在山坡的中上部或條件差的山脊,穴狀或魚鱗坑整地,密度可掌握在220~330株/667m2;刺槐、核桃適宜在土壤條件較好的水平階及梯田成片栽植,密度一般為110~150株/667m2。2.1affores
5、tationdensityusinggeneralplantintheslopeoftheupperorpoorridges,cavernousorscale-holeploughinganddensitycanbemasterin220~220plants/330m2;Acacia,walnutinsoilconditionsgoodleveloforderandplantingofterracesanddensityisgenerally110~110plants/150m2.2.2種植點配置為充分發(fā)揮水土保
6、持林的水土保持作用,側柏、刺槐在種植點配置上選用“品”字形,核桃采用正方形的配置方式。2.2growingpointisconfiguredtogivefullplaytothewaterandsoilconservationofsoilandwaterconservationforest,arborvitae,acacia,choose"goods"glyphonplantingsomeconfiguration,walnutsquareconfigurationmethod.2.3混交方式根據山區(qū)地形地塊的自
7、然分布情況,樹種混交方式一般選用不規(guī)則的塊狀混交。2.3mixedwayaccordingtothenatureofmountainousterrainblockhttp://www.sdxjks.cn/http://www.tshyqs.com/http://www.sdxtht.com/http://www.tayhsx.com/distributionoftreespecieschosencommonlyirregularblockmixedmixedmode.3整地方式Threesitepreparati
8、onmodes整地是造林前的一項重要環(huán)節(jié),按照水土保持的要求,針對坡的上下位置及坡度的大小,并根據實際情況采取不同的整地方式,盡量減少破土面,因地制宜。Sitepreparationisanimportantlinkforafforestationinfrontof,inaccordancewiththerequirementsofthesoilandwaterconse
