二、中期管理 congdongzhidaolichunweichuzangzhongqi。ciqishiyinianzhongzuilengdejijie,zheshicaiwenhejiaowendouyijiangdi,guanlizhongyingyifangdongweizhu。daliangtongfengshizuihaozaizhongwujinxing,weibimianjiaowenzhoubian,kekongzhitongfengmianji,yanchangtongfengshijian,jitongguofangxichangfenglaishixian。ciqidaocaicishujianshao,zhouqiyanchang,daocaishitichuhuangbanglanye,caiqubulanbuzhaideyuanze,jinliangbaocunwaibang,yibaohuneiye。
三、後期管理 從立春以後進入儲藏後期,此期溫度變化大,“三寒四暖”,氣(qi)溫(wen)逐(zhu)漸(jian)回(hui)升(sheng),此(ci)時(shi)菜(cai)的(de)耐(nai)儲(chu)性(xing)和(he)抗(kang)病(bing)性(xing)已(yi)明(ming)顯(xian)降(jiang)低(di),易(yi)受(shou)病(bing)菌(jun)侵(qin)受(shou)而(er)腐(fu)爛(lan)。所(suo)以(yi),此(ci)期(qi)管(guan)理(li)以(yi)盡(jin)量(liang)維(wei)持(chi)穩(wen)定(ding)低(di)溫(wen),防(fang)止(zhi)窖(jiao)溫(wen)回(hui)升(sheng)為(wei)原(yuan)則(ze)。放(fang)風(feng)原(yuan)則(ze)以(yi)夜(ye)間(jian)氣(qi)溫(wen)低(di)時(shi)通(tong)風(feng)為(wei)主(zhu),注(zhu)意(yi)氣(qi)溫(wen)的(de)變(bian)化(hua)情(qing)況(kuang)。如(ru)有(you)南(nan)風(feng)要(yao)停(ting)止(zhi)放(fang)風(feng),防(fang)止(zhi)窖(jiao)溫(wen)回(hui)升(sheng)。縮(suo)短(duan)倒(dao)菜(cai)周(zhou)期(qi),勤(qin)倒(dao)細(xi)摘(zhai)和(he)降(jiang)低(di)菜(cai)垛(duo)高(gao)度(du)。
儲藏中三個時期的管理是互相聯係的,前一個時期的管理搞得好,就為後一個時期打下了良好的基礎。
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