首(shou)先(xian)是(shi)傷(shang)根(gen)嚴(yan)重(zhong)。因(yin)為(wei)采(cai)用(yong)使(shi)用(yong)的(de)穴(xue)盤(pan)空(kong)間(jian)有(you)限(xian),辣(la)椒(jiao)根(gen)係(xi)長(chang)到(dao)一(yi)定(ding)程(cheng)度(du)時(shi)就(jiu)會(hui)從(cong)盤(pan)底(di)的(de)透(tou)水(shui)孔(kong)長(chang)出(chu),在(zai)育(yu)苗(miao)床(chuang)的(de)土(tu)壤(rang)中(zhong)紮(zha)根(gen)繼(ji)續(xu)生(sheng)長(chang),菜(cai)農(nong)在(zai)頻(pin)繁(fan)移(yi)動(dong)穴(xue)盤(pan)時(shi)就(jiu)會(hui)將(jiang)辣(la)椒(jiao)幼(you)苗(miao)底(di)部(bu)的(de)根(gen)係(xi)全(quan)部(bu)切(qie)斷(duan),使(shi)得(de)根(gen)係(xi)短(duan)時(shi)間(jian)內(nei)無(wu)法(fa)吸(xi)收(shou)到(dao)足(zu)夠(gou)的(de)水(shui)肥(fei),致(zhi)使(shi)每(mei)移(yi)動(dong)一(yi)次(ci)辣(la)椒(jiao)就(jiu)要(yao)緩(huan)一(yi)次(ci)苗(miao)。同(tong)時(shi)辣(la)椒(jiao)根(gen)係(xi)不(bu)發(fa)達(da)、再zai生sheng能neng力li弱ruo,根gen係xi受shou傷shang後hou長chang出chu新xin根gen的de速su度du較jiao慢man,再zai次ci下xia紮zha深shen度du也ye有you限xian,導dao致zhi辣la椒jiao抗kang逆ni性xing低di。移yi苗miao時shi根gen部bu形xing成cheng的de傷shang口kou也ye容rong易yi侵qin染ran病bing菌jun,如ru果guo辣la椒jiao一yi旦dan感gan染ran根gen部bu病bing害hai,尤you其qi是shi疫yi黴mei根gen腐fu病bing等deng病bing害hai,會hui導dao致zhi辣la椒jiao定ding植zhi以yi後hou出chu現xian大da麵mian積ji死si棵ke。
其(qi)次(ci)是(shi)容(rong)易(yi)形(xing)成(cheng)小(xiao)老(lao)苗(miao)。辣(la)椒(jiao)的(de)苗(miao)期(qi)過(guo)長(chang),幼(you)苗(miao)幼(you)苗(miao)莖(jing)杆(gan)出(chu)現(xian)木(mu)栓(shuan)化(hua),葉(ye)片(pian)變(bian)黃(huang),根(gen)係(xi)生(sheng)長(chang)速(su)度(du)緩(huan)慢(man),萌(meng)發(fa)新(xin)根(gen)的(de)能(neng)力(li)變(bian)弱(ruo),就(jiu)會(hui)導(dao)致(zhi)定(ding)植(zhi)時(shi)緩(huan)苗(miao)慢(man),辣(la)椒(jiao)生(sheng)長(chang)勢(shi)變(bian)弱(ruo)。
再次是花芽分化不良。辣椒幼苗從長到3~4片(pian)真(zhen)葉(ye)時(shi)就(jiu)開(kai)始(shi)進(jin)行(xing)花(hua)芽(ya)分(fen)化(hua),這(zhe)時(shi)若(ruo)頻(pin)繁(fan)移(yi)動(dong)幼(you)苗(miao),就(jiu)會(hui)因(yin)為(wei)傷(shang)根(gen)嚴(yan)重(zhong),營(ying)養(yang)供(gong)應(ying)不(bu)足(zu)而(er)導(dao)致(zhi)花(hua)芽(ya)分(fen)化(hua)不(bu)良(liang),在(zai)定(ding)植(zhi)後(hou)畸(ji)形(xing)果(guo)多(duo),辣(la)椒(jiao)前(qian)期(qi)產(chan)量(liang)低(di)下(xia)。
yinci,lajiaoyumiaoshibunengpinfanyidongxuepan,ruguoyinweiyumiaoguozao,daodibujishieryaoyanchangyumiaoqi,keyijiangqiyidongdaojiaodadeyingyangbeizhong,zheyangjikejianshaoyidongxuepandecishu,bimianyidongxuepanshanggen、影響花芽分化,當辣椒秧苗達5~8片葉時定植即可。
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