冬季氣溫寒冷,菌絲和子實體生長緩慢,呼吸強度低,出菇量少,但菇肉厚、品質好。廣大菇農要抓住春節期間市場需求量大、冬菇暢銷價高的好時機,果斷采取措施,爭取多出菇,出好菇,取得較好的經濟效益。具體管理措施抓三條:
1、tigaoguchuangwendu,chuangzaochanggutiaojian。dongjihanleng,zhinengkaoziranqiwen,jieherenweiditiaojie。xianggupengjiequpengshangdezhegaiwu,guchuangshangdebomochucaiguxujiekaiwai,qiyushijianzhaojin;平菇棚把蔭棚上遮蓋物攤稀;蘑mo菇gu棚peng在zai菇gu棚peng的de外wai表biao再zai覆fu蓋gai一yi層ceng薄bo膜mo。靠kao自zi然ran陽yang光guang的de照zhao射she及ji菌jun絲si自zi身shen的de生sheng物wu熱re量liang來lai保bao持chi菇gu棚peng內nei的de溫wen度du,晚wan上shang棚peng外wai加jia蓋gai遮zhe陽yang網wang或huo草cao簾lian防fang凍dong防fang霜shuang。一yi般ban采cai取qu以yi上shang措cuo施shi後hou,棚peng內nei溫wen度du可ke提ti高gao5—10℃,在寒冷的冬季仍能正常出菇。
2、補水控濕,保暖防寒。香菇、平菇經發菌和秋菇生長,菌棒失水較多,隻有原重的50—60%,這時應補水。補水前敞開棚門通風3—4天,補水時用注水針刺入菌棒內,借助水泵的壓力,使菌棒在短時間內吸足水分,水源以井水為宜。噴水的原則是:噴霧狀水,菇多時多噴,菇少時少噴,蕾期多噴,采收期少噴。蘑菇冬季基本不需進行補水噴水。
3、注zhu意yi通tong風feng換huan氣qi,避bi免mian北bei風feng襲xi擊ji。菇gu蕾lei發fa生sheng後hou,呼hu吸xi旺wang盛sheng,如ru果guo空kong氣qi不bu流liu通tong,二er氧yang化hua碳tan沉chen積ji過guo多duo,就jiu會hui抑yi製zhi子zi實shi體ti的de形xing成cheng與yu生sheng長chang。通tong風feng換huan氣qi掌zhang握wo在zai氣qi溫wen較jiao高gao的de中zhong午wu前qian後hou進jin行xing,時shi間jian10—20分鍾。進出棚內操作,從棚的南側進出,防止幹冷寒風襲擊。
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