rudonghou,qiujizaipeidepinggucaishouqibingweijieshu,danwangwangshouziranqihoudezhiyue,chuguliangheshengchangsuduyuqiwenshiyiqixiangbijunyousuoxiajiang。tebieshiyudaodonghannianfen,diwenjiashangdishi,ruguoguanlibudang,jiangdaozhichuxianjiangguhejixinggudengxianxiang。
一、科學用水
當氣溫低於5℃、相對濕度低於70%時,菌絲體的代謝功能會明顯減弱,子實體的生長速度也會顯著下降。此時培養料的基質含水量應控製在60%以內為宜,床麵噴水量也應相應減少,重點應以提高空氣的相對濕度為主,使菇棚或菇房的相對濕度達到85%~90%。shiduxiaoshigutishengchangsudujiaoman,bujinhuiyanchangqishengchangzhouqi,erqieyehuijiangdiqichanliang。ciwai,gutiganzaoshiqipinzhiyehuihencha。meitiandangqiwenjiaogaoshicaikexiangkongjian、地麵、牆壁等處噴水,以提高菇棚或菇房內的濕度。
二、雙膜覆蓋
在室外進行小拱棚栽培的,如遇到低溫寒潮、大(da)風(feng)降(jiang)溫(wen)天(tian)氣(qi),覆(fu)蓋(gai)雙(shuang)層(ceng)薄(bo)膜(mo)的(de)菇(gu)床(chuang)增(zeng)溫(wen)保(bao)溫(wen)效(xiao)果(guo)好(hao)。有(you)條(tiao)件(jian)的(de)可(ke)在(zai)小(xiao)拱(gong)棚(peng)上(shang)搭(da)蓋(gai)塑(su)料(liao)大(da)棚(peng),沒(mei)有(you)條(tiao)件(jian)的(de)可(ke)在(zai)小(xiao)拱(gong)棚(peng)膜(mo)上(shang)加(jia)蓋(gai)厚(hou)草(cao)苫(shan),再(zai)在(zai)草(cao)苫(shan)上(shang)覆(fu)蓋(gai)一(yi)層(ceng)薄(bo)膜(mo)。實(shi)踐(jian)證(zheng)明(ming),用(yong)雙(shuang)層(ceng)薄(bo)膜(mo)覆(fu)蓋(gai)的(de)菇(gu)床(chuang),其(qi)溫(wen)度(du)比(bi)單(dan)層(ceng)膜(mo)覆(fu)蓋(gai)的(de)要(yao)高(gao)出(chu)3℃~5℃,可明顯加快菇體生長速度,提高平菇產量。
三、補充養分
采收了第一茬菇後,培養料的養分、水分會明顯下降,再生長的菇體多出現蓋薄、柄細、單生、叢小、色淺、gutiguiliedengxianxiang,zheyuliaoneiyangfenheshuifenyanzhongbuzuyijijunsitifenjieyangfennenglixiajiangyouzhezhijieguanxi。zaidongjiqiwendishi,kejiehebuchongshuifenxiangpeiyangliaoneizengbu3%的黃豆漿液、10%的淘米水、0.5%的尿素液,以調節培養料的碳氮比,增強菌絲的活性,達到提高產量和質量的目的。
四、合理通風
在zai寒han冷leng的de冬dong季ji,菌jun絲si體ti和he子zi實shi體ti並bing未wei停ting止zhi生sheng長chang,仍reng然ran進jin行xing著zhe代dai謝xie作zuo用yong,因yin此ci千qian萬wan不bu可ke忽hu視shi菇gu棚peng或huo菇gu房fang的de通tong風feng換huan氣qi工gong作zuo。每mei天tian應ying結jie合he噴pen水shui或huo采cai菇gu時shi進jin行xing通tong風feng換huan氣qi,把ba菇gu棚peng或huo菇gu房fang內nei的de二er氧yang化hua碳tan含han量liang降jiang到dao最zui低di限xian度du,確que保bao菇gu棚peng內nei空kong氣qi新xin鮮xian,每mei天tian在zai氣qi溫wen較jiao高gao時shi通tong風feng1~2小時。
五、料麵覆蓋
北bei方fang地di區qu冬dong季ji氣qi溫wen多duo在zai零ling下xia幾ji度du甚shen至zhi十shi幾ji度du,這zhe些xie地di區qu的de冬dong季ji管guan理li應ying在zai秋qiu菇gu結jie束shu之zhi後hou,使shi培pei養yang料liao處chu於yu較jiao為wei幹gan燥zao的de狀zhuang態tai,再zai結jie合he打da杆gan鬆song動dong料liao麵mian,排pai出chu培pei養yang料liao中zhong的de廢fei氣qi,並bing適shi當dang補bu充chong養yang分fen和he調tiao整zheng培pei養yang料liao的depH值,然後在料麵薄膜上覆蓋10~15厘米厚的土層或20厘米厚的幹淨草層,以利保溫,嚴防料麵結冰而凍傷菌絲。室內栽培的應保持室溫5℃左右,待開春溫度回升後揭開覆蓋物再進行正常管理。
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