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苗木栽培中不同灌溉技术的应用

   2014-09-13 655
核心提示:苗木生长所需水分主要来源于雨水、地下水以及人工灌溉水。对于北方地区的苗木,由于地理位置及气候的特殊性,前两者供水方式远远不能满足苗木正常生长所需的水分,因此主要以人工灌溉方式为主。本文为您介绍苗木栽培养护中不同灌溉 技术的应用。

miaomushengzhangsuoxushuifenzhuyaolaiyuanyuyushui、dixiashuiyijirengongguangaishui。duiyubeifangdiqudemiaomu,youyudiliweizhijiqihoudeteshuxing,qianliangzhegongshuifangshiyuanyuanbunengmanzumiaomuzhengchangshengzhangsuoxudeshuifen,yincizhuyaoyirengongguangaifangshiweizhu。benwenweininjieshaomiaomuzaipeiyanghuzhongbutongguangai jishudeyingyong。

 

苗木栽培方式的不同,其灌溉方式也有所不同:

 

1、bozhongmiao bozhonghouyaojinliangbimianbiaotuganzao,tebieshizaibeifangdiqu,yixiexiaolizhongzibozhonghoufutujiaoqian,yishouchunhandeweihai。tongguoheliguangaishichuangmianbaochishirun,fangzhixiaomiaoshishui,haikediaojiedibiaowendu,fangzhirizhuo。yibanyaoqiuguanshuicishuduo,meiciguanshuiliangyaoshao。

 

2、qiancha、yatiao、maitiaomiao zheixiemiaodeshenggen、fayadouxuyaojiaodashuiliang,tebieshizaigangkaishizhanyeershangweiwanquanshenggen(jijiahuoqi)jieduan,yemianzhengtengliangjiaoda,turangshuifengongyingliangjiaoshao,yidanduanshuijiujiangzaochengzhizhusiwang,jishiguanshuishiguanjian。zaibeifang,qihouganzaojijiegengyingzhuyi。guanshuiliangkeshidangdaxie,danshuiliuyaoxi、huan,yimianshuiliuchongliyidongmiaomu。

 

3、fenzhumiao、yizhimiao zheixiemiaoyouyuzaizaizhishigenxishoushang,miaomuneibudeshuifengongyingchuxianbupingheng,bixujiaqianggongshui。zaifenzhuheyizhihouyinglianxuguanshuisansici,guanshuiliangyaodaxie,jiangeshijianyebunengtaizhang。

 

4、jiajiemiao jiajiemiaoduishuifendexuqiubushitaida,zhiyaonengbaozhengzhenmudezhengchangshengminghuodongjike。shuibunengtaiduo,youqishijiekoubuweibunengjishui,fouzehuishishangkoufulan。ganhantianqibixuguanshuishiyeyaozhuyi。

 

苗木生长气候条件不同,其灌溉方式也相应不同:

 

灌溉必须根据气候条件的变化灵活掌握。一般来说,春季到初夏,苗木处于旺盛生长期,南方雨水多,只要灌溉三四次即可?北方是干旱期,要灌七八次。播种苗、扦插苗则需要灌溉次数更多。
 

chuxia,nanfangshiyinyujijie,yaozhuyipaishui。xiajibeifangchangfengyuji,kebuguanshui。nanfangzebutong,ruguogaowenyouganhan,bixuzengjiaguanshuicishu。qiuji,suirannanbeifangyuliangbutong,danweilerangmiaomuzuzhichongshihemuzhihua,zhunbeiyuedong,yibanbuguanshui。dongji,nanfangbuguanshui,beifangzeyaozaitudibingdongqianguanyicidongshui,yiliyumiaomuyuedong。

 

不同树种的灌溉方式:butongshuzhongduishuideyaoqiugebuxiangtong,youmiaoqichabiebingbutaida,yibandouxuyaoyouzugoudeshuifen。suizhemiaolingdezengzhang,chabieyuelaiyuemingxian。duiyuyixienaihanshuzhong,ruchouchun、cihuai、dingxiangdenggengyingzhuyi,shuiduoshiyaolijipaishui。duiyuyibanshuzhongzeyaojingchangbaochishirunzhuangtai,jiehedixiashuiweihejiangyuqingkuang,quedingshiyideguanshuiliang。

 
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