健壯的植株是蔬菜豐產的保障,特別是對於生長期處在低溫高濕季節的越冬茬蔬菜,壯棵更是增強植株抗寒抗病能力、zengchanzengshoudebaozhang。yanxia,dabufenyuedongchahuangguagangdingzhishangbujiu,ruhepeiyuzhuangkeshiguanlidezhongxin,nametixianzaiguanlishang,cainongyingzhuyinaxiewentine?jizherenwei,zhongdianyousan:
yishiyaozhuyixietiaoyingyangshengchangyushengzhishengchangdeguanxi。huangguadingzhihoudaojieguozheduanshijian,zhengchuzaiqiumodongchu,pengneiwenduhuanjingshiyiyuhuangguashengchang,zaifeishuichongzudeqingkuangxia,changfashengtuchangxianxiang。yinci,ciqineiyingcaiquyouxiaocuoshijiayikongzhi,yifangyingyangshengchangguowang,huangguabuzuoguo。zhexuyaocainongzuohaoyixiacuoshi。yishitiaokonghaopengneidewendu,ladazhouyewencha,fangzhizhuzaichangqiwenduguogaodeqingkuangxiatuchang,yibanbaitianwendukongzhizai25—30℃,夜間控製在12—15℃。二(er)是(shi)要(yao)注(zhu)意(yi)控(kong)製(zhi)肥(fei)水(shui)。一(yi)般(ban)黃(huang)瓜(gua)定(ding)植(zhi)後(hou),到(dao)結(jie)果(guo)前(qian)這(zhe)段(duan)時(shi)間(jian)應(ying)控(kong)製(zhi)肥(fei)水(shui),尤(you)其(qi)要(yao)少(shao)用(yong)氮(dan)肥(fei),若(ruo)土(tu)壤(rang)幹(gan)旱(han)需(xu)要(yao)澆(jiao)水(shui)時(shi),注(zhu)意(yi)要(yao)在(zai)定(ding)植(zhi)溝(gou)內(nei)澆(jiao)小(xiao)水(shui)。另(ling)外(wai),當(dang)植(zhi)株(zhu)生(sheng)長(chang)過(guo)旺(wang)時(shi),注(zhu)意(yi)噴(pen)灑(sa)調(tiao)節(jie)劑(ji)控(kong)製(zhi),可(ke)噴(pen)灑(sa)750—1500倍液的助壯素或矮壯素1500—2000倍液控製。
二是養根促根。其措施如下:一(yi)是(shi)控(kong)水(shui)加(jia)劃(hua)鋤(chu)。黃(huang)瓜(gua)緩(huan)苗(miao)後(hou),要(yao)控(kong)製(zhi)澆(jiao)水(shui),促(cu)進(jin)根(gen)係(xi)深(shen)紮(zha),同(tong)時(shi)配(pei)合(he)劃(hua)鋤(chu),在(zai)保(bao)墒(shang)的(de)前(qian)提(ti)下(xia),增(zeng)強(qiang)土(tu)壤(rang)透(tou)氣(qi)性(xing),促(cu)進(jin)黃(huang)瓜(gua)根(gen)係(xi)發(fa)達(da)。二(er)是(shi)地(di)膜(mo)要(yao)適(shi)當(dang)晚(wan)覆(fu)蓋(gai)。如(ru)果(guo)黃(huang)瓜(gua)定(ding)植(zhi)後(hou)接(jie)著(zhe)覆(fu)蓋(gai)地(di)膜(mo),不(bu)利(li)於(yu)黃(huang)瓜(gua)根(gen)係(xi)深(shen)紮(zha),一(yi)般(ban)在(zai)黃(huang)瓜(gua)定(ding)植(zhi)後(hou)20天左右覆蓋地膜即可。三是澆水時,可衝施激抗菌968苗期衝施肥或芳潤根佳等促進生根的產品,增加根係數量,促進根係健康發達。
sanshifanghaogenjingbubinghai。huangguadingzhihou,genbubinghaizhijieyingxianghuangguagenxishengchanghefayu,changfashengdegenjingbubinghaiyounijingdianmeigenfubinghemankubing。duiyunijingdianmeigenfubing,keyiyong600倍的惡黴靈+1500倍的世高+1000倍的生根壯苗劑進行灌根。蔓枯病可用200倍的甲基托布津或達克寧可濕性粉劑及時對嫁接口進行塗抹。
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