山東省濟陽縣曲堤鎮菜農有在棚內育黃瓜苗的習慣,進入10yuefen,yankanxinqinpeiyudehuangguamiaojiuyaoyizaidingzhile,keyoubushaocainongyinzhangwobuhaoshineiyumiaodewenduheshidu,youqiduimiaoqiruhefangfengpaishizhangwobuhao,wangwangzaochenghuangguamiaoganye、死棵現象。
jinri,bizhezaijiyangxianqudizhenwangyuanqicunwanghuaiguodedapengli,jiufaxiantayudehuangguamiaoyouyuzaitongfengshi,fengkoukaideguoda,duihuangguamiaozaochenglebuyingyoudesunhai。bizhezaitadedapenglikandao,yingyangbeizhongdeguamiaoyepianfashengganku,yepianchengshuitangzhuang,gebieyinshishuiguoduo,yikaishichuxiansiwang。jingwanghuaiguojieshao,tashizaituranfangdafenghouchuxianzheyangdeqingkuangde。
在(zai)黃(huang)瓜(gua)育(yu)苗(miao)過(guo)程(cheng)中(zhong),通(tong)風(feng)也(ye)是(shi)一(yi)項(xiang)很(hen)講(jiang)究(jiu)的(de)技(ji)術(shu),在(zai)苗(miao)床(chuang)上(shang)通(tong)風(feng)主(zhu)要(yao)是(shi)為(wei)了(le)調(tiao)節(jie)苗(miao)床(chuang)環(huan)境(jing),使(shi)黃(huang)瓜(gua)苗(miao)獲(huo)得(de)適(shi)當(dang)的(de)溫(wen)度(du)和(he)濕(shi)度(du),通(tong)過(guo)通(tong)風(feng)及(ji)時(shi)補(bu)充(chong)二(er)氧(yang)化(hua)碳(tan)氣(qi)體(ti)。
菜農在自家的塑料大棚裏進行黃瓜育苗,不同於工廠化育苗,菜農育苗的條件一般較差,尤其在控製苗床溫、濕度方麵,全部要靠人工掌握,稍有一點閃失,則會前功盡棄。在大棚裏采取建塑料小拱棚進行育苗,幼苗時,上午達到25℃時開始通風,下午溫度降到18℃時停止通風,通風時要逐漸進行,通風口隨著氣溫的上升逐漸加大,避免通風過快、guomeng。suliaodapengyibanshiliuyouliangdaofenghuosandaofeng,xiandakaishangbudefengjinxingtongfeng,zhubuzaidakaizhongbudefengtongfeng,zuihoufangdifeng。kaishitongfengshiyaogeyiduanfengbayiduanfengtongfeng,bingyongmugunzhichengbomo,fangfengkouyaomeitianlunliufangfeng。yudaofengbijiaodadeshihou,yaozaibeifengmianfangfeng,bimianlengfengzhijiechuidaoyoumiaoshang。
手機版




