黃瓜生產,需水量大,澆水次數多,常造成土壤板結,但很少有菜農注意中耕鬆土問題。
huangguachufugaidimodezaipeifangshi,bunengjinxingzhonggengsongtuwai,qitagezhongzaipeidouyingjishijinxingzhonggengsongtu。zhonggengjibaochiledimianshusongganzao,jianshaozhizhuzhouweidekongqixiangduishidu,jianshaobinghaifashengdejihui,youkebaochidibiaoxiaturangyouyidingshidu。lingwai,zhonggengkexiaochuturangbanjie,gaishanturangdelihuaxingzhuang,zengjiaturangdetouqixing,cujingenxiwangshengdeshengchang。suoyizhonggengshiyixianghenzhongyaodeguanlicuoshi。
露地黃瓜一生中一般中耕3-5次。設施內栽培的黃瓜,精細管理從定植到拔秧前10天中耕不斷。土壤粘重、春季早期地溫低、灌水多、露地栽培前期多雨、zaochunsheshizaipeidengzhonggengcishuyaoduo,yijiyuexiazaipeiyinshengchangqichang,zhonggengcishuyeyaozengjia,tebieshigaowenjijie,dibiaowendugaoduigenxishengchangbuli,tongguozhonggengdibiaodeyixiemaoxigenbeiqieduanyibufen,cujingenxixiazha,tubiaoyixiaturangwendujiaodi,youliyuxiajidezhengchangshengchang。
一、huanmiaoqihehuanmiaohouzhonggeng。baohusheshineizaipeihuanggua,tebieshizaochun,dingzhihouzaihuanmiaoqijianjiuyingjinxingzhonggeng。yinweihuanmiaodeshuifenrenweideyijingmanzule,huanmiaodelingyiyinsushiwendu,tebieshidiwendetigao,zhuyaokaotaiyangfushere,weilechongfenliyongzhexiereliangtigaodiwen,renweitiaojianjiushijinxingzhonggeng,shangwugengxiawutuimo,shireliangzaiturangzhongbaocun。ludidingzhihoudehuangguayibanguanliangshuijikehuanmiaochenghuo。beifangchunjiganhanduofeng,guanshui3-4天即可開始中耕,這時因苗較小,可深耕8-12厘米,第二天再用鋤將土塊推細,鋤鬆。這次中耕要小心操作,避免掀動幼苗土坨。
二、結瓜前的中耕。露地定植後8-10天,黃瓜開始紮根生長,這時應在灌水後進行一次較深的中耕。深度一般5-6厘米,2-3天tian後hou再zai耥tang鋤chu一yi次ci。使shi土tu壤rang得de以yi充chong分fen翻fan曬shai,細xi軟ruan溫wen和he,促cu進jin根gen係xi迅xun速su生sheng長chang,形xing成cheng一yi個ge健jian壯zhuang而er旺wang盛sheng的de植zhi株zhu。這zhe次ci中zhong耕geng後hou,黃huang瓜gua就jiu進jin入ru蹲dun苗miao期qi。
三、插架前的中耕。黃瓜控苗7天左右,葉色加深,莖蔓粗壯,稍顯幹燥時即可灌水,灌水後3-4天,地麵早起見濕、shangwujianganzhuangkuangshi,jikejinxingzhonggeng。zhecizhonggeng,yinguamankaishiwangshengshengchang,genxibumanqimian,zhonggengbukeguoshen,youyintianqijianjiannuanhe,zacaozhongzidaliangmengfa,gujianyouchucaozuoyong。zhecizhonggenggengyaoxizhi、嚴密,深度一般3-4厘米。一般中耕後3-5天即可插架。
四、中耕除草。搭架前雖經多次中耕滅草,但插架後有的壟間、xingneizacaozisheng,suoyihaiyaoyongxiaochujingchangzaijianeixingjianzhonggengchucao,jishichudiaoqibeihezoudaoshangdezacao。chuhoujiangcaoqingli,shaodiaohuojifei。huangguashengchanghouqiheyuexia,yijizaipeidegengyingzhuyichucao,kejieheyongshoubachu。
黃瓜生長後期,天氣炎熱,此時地膜上已沾染泥土,透光性很差,比不蓋地膜的能降低地溫1-2℃,如ru地di膜mo下xia雜za草cao不bu多duo,或huo雜za草cao被bei悶men死si,可ke不bu將jiang膜mo去qu掉diao,一yi直zhi保bao留liu到dao拔ba秧yang。如ru膜mo破po孔kong多duo,而er雜za草cao滋zi長chang要yao進jin行xing一yi次ci細xi致zhi的de淺qian中zhong耕geng,將jiang地di膜mo和he雜za草cao一yi起qi鋤chu掉diao,並bing把ba廢fei地di膜mo和he雜za草cao一yi起qi帶dai出chu地di塊kuai。
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