我国北方园林绿化中果树及选用

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1、http://www.hxbxc.com/http://www.tamenchuang.com/http://www.xcgcjx.cn/http://www.sdnkly.com/我国北方园林绿化中果树的选用我国地域广阔,横跨热、温、寒3个气候带,地形复杂,气候迥异,果树种类繁多,常绿果树、落叶果树以及乔、灌、藤本果树一应俱全,可以说每一地区的任一城市都可找到可适生的果树绿化树种,进而为果树进城奠定了坚实的技术和种质资源基础。China'svast,acrossthreehot,warm,coldclimatezone,thecomplexterrain,climateisverydif

2、ferent,therearemanydifferentkindsoffruittrees,evergreentreesanddeciduoustreesandJoe,irrigation,vinefruittrees,saythataretobefoundinanyofthecitiesineachcansuitableafforestationtreesinfruittrees,thenforthefruittreesintothecitylaidasolidtechnicalfoundationandgermplasmresources.1桃1peach小乔木,小枝浅绿色或紫红色,叶

3、宽披针形成卵状椭圆形。花1~3朵簇生,粉红色,先花后叶,华北地区3~4月份开花。果实5~8月间成熟,果实底色黄绿,阳面有红晕。桃树喜光,较耐旱,不耐湿,喜夏季高温的暖温带气候。在我国“三北”http://www.hxbxc.com/http://www.tamenchuang.com/http://www.xcgcjx.cn/http://www.sdnkly.com/地区,除高寒区外均适合栽种。桃树类型可分食用桃和观赏桃。食用桃有蟠桃和油桃2大变种,而观赏桃则有白花桃、白碧桃、紫叶桃、寿星桃、垂枝桃、红花碧桃与洒金碧桃等多个变种。此外,尚有抗性更强的山桃品种。Smalltrees,bra

4、nchletspalegreenorpurple,bladewidthlanceolatetoellipticoval.1~3flowersinclusters,pink,firstleafafterflowering,flower3~4monthsinnorthChina.Fruit5~8months,thematurefruitcoloryellowgreen,lightblush.Lightpeachxi,relativelydroughtresistance,resistancetowet,summerheatwarmtemperateclimate.Inourcountry"th

5、reenorth"area,inadditiontothealpinezoneweresuitableforplanting.Canbedividedintoedibleandornamentalpeachpeachpeachtreetype.Ediblepeachhas2bigflatpeachandnectarinevarieties,andprunuspersicaornamentalpeach,whitepeach,white,purpleYeTao,longevitypeachandweepingpeach,safflowerprunuspersicaandsprinkledgo

6、ldprunuspersica,andmanyothervarieties.Inaddition,therearewildpeachvarietiesresistancestronger.2杏2apricothttp://www.hxbxc.com/http://www.tamenchuang.com/http://www.xcgcjx.cn/http://www.sdnkly.com/落叶乔木,高达10m,小枝红褐色,叶卵圆或卵状椭圆形,先端突尖或渐尖。花单生,初开为粉红色,后变成粉红至白色,一般3~4月份开花,先花后叶。果实球形,色黄常伴有红晕,果径2.0~2.5cm,初夏成熟。杏树喜

7、光,适应性强,耐寒、耐旱,较抗盐碱,但不耐涝。“三北”地区大部能栽植。杏的种类繁多,有鲜食的,有仁用(甜仁)的,还有重瓣、垂枝、斑叶等观赏型园艺变种。Deciduoustrees,upto10m.Branchletsred-brown,eggcircleorovalleaveselliptic,apexacuminateoracuminate.Afterthesingleflowers,openforpink,pinkt