栽苗稠改為合理稀植。冬季氣溫低、guangzhaoruo,zuowuguanghezuoyongjiaocha,helixizhicainenggaochan。zhizhuguomihaihuiyinzhengguangxiangshangtuchang,zuogualvxiajiang。tongfengbuliangyouyiganranduozhongbinghai,kuangqieyepianchounandayao,yidanbingqingmanyan,hennanchedizhiyu。
平畦栽改為溝栽或壟栽。溝栽即在平地上挖溝,將秧苗栽植在溝的兩側,一般溝深30-35厘米。壟栽即起壟栽培,將秧苗栽植在壟的兩側,一般壟高20-25厘米。壟栽或溝栽,見光麵大,利於地溫的提高;根際土壤透氣性好,利於生根,可大幅度增強植株的抗病抗逆能力和連續結瓜能力;便於控製肥水,以免水大傷根、肥大燒根。
緩(huan)苗(miao)後(hou)灌(guan)根(gen)防(fang)病(bing)改(gai)為(wei)定(ding)植(zhi)時(shi)穴(xue)施(shi)藥(yao)劑(ji)防(fang)病(bing)。針(zhen)對(dui)土(tu)傳(chuan)病(bing)害(hai)嚴(yan)重(zhong),特(te)別(bie)是(shi)嫁(jia)接(jie)黃(huang)瓜(gua)擬(ni)莖(jing)點(dian)黴(mei)根(gen)腐(fu)病(bing)嚴(yan)重(zhong)的(de)情(qing)況(kuang),很(hen)多(duo)菜(cai)農(nong)都(dou)采(cai)用(yong)定(ding)植(zhi)緩(huan)苗(miao)後(hou)灌(guan)根(gen)的(de)方(fang)法(fa)防(fang)病(bing)。該(gai)法(fa)雖(sui)有(you)一(yi)定(ding)效(xiao)果(guo),但(dan)費(fei)工(gong)費(fei)時(shi)、藥效短。因而,可改為在定植時穴施藥劑的方法防病。
陰天定植改為晴天定植。陰天定植,棚內光照弱、濕度大,不利於生根;晴天定植,雖然定植後秧苗易萎蔫,但是利於生根、緩苗。另外,定植時要將秧苗按大、中、小xiao分fen級ji,搬ban運yun到dao定ding植zhi溝gou或huo壟long旁pang。從cong整zheng個ge棚peng室shi來lai看kan,大da苗miao應ying放fang到dao東dong西xi兩liang頭tou和he棚peng室shi前qian部bu,小xiao苗miao宜yi放fang到dao棚peng室shi中zhong間jian。從cong一yi行xing來lai看kan,大da苗miao在zai前qian,小xiao苗miao在zai後hou,一yi般ban苗miao居ju中zhong,這zhe樣yang有you利li於yu植zhi株zhu後hou期qi生sheng長chang整zheng齊qi一yi致zhi。
shifeiduogaiweikexueshifei。huangguagaochanlibukaishifei,danbingbushifeiliaoshideyueduo,chanliangjiuyuegao。guanjianshishishenmefei,zenmeshiyong。shifeiliangdeduoshaobunengjinyigongjinshulaiding,haiyaokanfeiliaodechengfenhehanliang。 肥料不在量多,勁足對路才行 。要(yao)科(ke)學(xue)施(shi)肥(fei),不(bu)能(neng)單(dan)憑(ping)感(gan)性(xing)經(jing)驗(yan)盲(mang)目(mu)施(shi)肥(fei)。隻(zhi)有(you)按(an)照(zhao)黃(huang)瓜(gua)的(de)需(xu)肥(fei)特(te)點(dian)和(he)各(ge)個(ge)棚(peng)內(nei)的(de)具(ju)體(ti)供(gong)肥(fei)條(tiao)件(jian),科(ke)學(xue)合(he)理(li)地(di)選(xuan)用(yong)優(you)質(zhi)肥(fei)料(liao),平(ping)衡(heng)全(quan)麵(mian)施(shi)肥(fei),才(cai)能(neng)實(shi)現(xian)黃(huang)瓜(gua)的(de)優(you)質(zhi)高(gao)產(chan)。
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