如何收獲花生與貯藏花生?
花hua生sheng在zai收shou獲huo和he貯zhu藏zang上shang具ju有you許xu多duo與yu其qi他ta作zuo物wu種zhong子zi不bu同tong的de特te殊shu要yao求qiu,因yin此ci,花hua生sheng的de適shi當dang收shou獲huo和he安an全quan貯zhu藏zang是shi一yi項xiang非fei常chang重zhong要yao的de工gong作zuo,下xia麵mian總zong結jie了le一yi些xie經jing驗yan方fang法fa。
1.huashengdeshouhuoshiqihuashengshiluxukaihuajieguodezuowu,tongyizhushangdejiaguobunengtongshichengshu。yinci,ruguoshouhuoguozao,yingxiangzilineiyangfendejilei,shizirenguanjiangbuzu、莢果不飽滿、秕果多、出仁率低、含油量下降。收獲過晚,果柄幹枯黴爛、guojiayituoluo,shouhuoshiyifashengdiaolihefulanlizengduodengxianxiang。shouhuoyuewan,qiwenyuedi,guoshiyuebuyishaigan,yushuangdonghaihuishoudong,yingxiangpinzhi,shenzhisangshifayanengli。tebieshizaoshupinzhong,yinxiumianqiduan,zaiturangshuifen、溫wen度du適shi宜yi時shi,還hai會hui大da量liang發fa芽ya造zao成cheng損sun失shi。那na麼me花hua生sheng在zai什shen麼me時shi候hou收shou獲huo為wei最zui適shi宜yi呢ne?總zong的de說shuo來lai,在zai初chu霜shuang之zhi前qian,地di上shang部bu分fen蔓man莖jing枝zhi葉ye呈cheng現xian衰shuai老lao狀zhuang態tai時shi收shou獲huo為wei最zui適shi宜yi,即ji頂ding端duan生sheng長chang點dian停ting止zhi生sheng長chang,上shang部bu葉ye片pian發fa黃huang,中zhong、下(xia)部(bu)葉(ye)片(pian)由(you)綠(lv)轉(zhuan)黃(huang)並(bing)逐(zhu)漸(jian)脫(tuo)落(luo),莖(jing)蔓(man)變(bian)黃(huang)並(bing)出(chu)現(xian)不(bu)規(gui)則(ze)的(de)長(chang)條(tiao)黑(hei)斑(ban),大(da)多(duo)數(shu)莢(jia)果(guo)莢(jia)殼(ke)網(wang)紋(wen)明(ming)顯(xian),莢(jia)果(guo)內(nei)海(hai)綿(mian)層(ceng)收(shou)縮(suo)並(bing)有(you)黑(hei)褐(he)色(se)光(guang)澤(ze),子(zi)粒(li)飽(bao)滿(man),果(guo)皮(pi)和(he)種(zhong)皮(pi)基(ji)本(ben)呈(cheng)現(xian)固(gu)有(you)的(de)顏(yan)色(se)時(shi),即(ji)為(wei)花(hua)生(sheng)收(shou)獲(huo)的(de)最(zui)佳(jia)時(shi)期(qi)。尤(you)其(qi)是(shi)作(zuo)種(zhong)用(yong)的(de)花(hua)生(sheng),更(geng)應(ying)注(zhu)意(yi)及(ji)時(shi)收(shou)獲(huo),切(qie)實(shi)做(zuo)到(dao)"種子不見霜".
2.花生的收獲方法剛收獲的花生含水量較高,一般達45%~50%,特別是秕果可達60%,如不及時晾曬,極易發生黴爛、變質或遭受凍害。為了安全貯藏,確保花生品質,應在收獲後,搶晴天將帶莢果的花生植株倒置在田間晾曬2~3天,以促進後熟和風幹。然後摘果,平攤曬果。當莢果曬到口咬發脆、手搖有響聲、剝開莢殼手搓種皮易脫落時,含水量一般在10%以下,即可裝袋入庫。
3.花生的安全貯藏花生入庫後一定要根據其貯藏特性,重點做好防受潮、防發熱、防受凍和防黴變等工作,確保安全貯藏。花生種子含有豐富的蛋白質、碳tan水shui化hua合he物wu等deng,在zai貯zhu藏zang過guo程cheng中zhong,很hen容rong易yi吸xi收shou空kong氣qi中zhong的de水shui分fen,使shi呼hu吸xi作zuo用yong增zeng強qiang,同tong時shi消xiao耗hao養yang分fen,放fang出chu大da量liang的de熱re能neng使shi種zhong子zi堆dui溫wen升sheng高gao,進jin而er導dao致zhi種zhong子zi受shou熱re發fa黴mei變bian質zhi,喪sang失shi生sheng理li活huo力li。一yi般ban當dang花hua生sheng貯zhu藏zang的de庫ku容rong環huan境jing氣qi溫wen達da到dao9℃左右、種子含水量在11%時,堆垛底部就會發熱,出油率降低。種子含水量在13%、溫度超過17℃,就開始產生黴菌,若超過20℃就發生黴變。若超過安全水分界限,種子在-3℃tiaojianxiazejiyizaochengzhongzishoudongbianzhi。jishizhongzihanshuiliangzaianquanzhuzangshuifenjiexianzhixia,zaiteshudeyanhanzhongyechangfashengdonghai。yinci,huashengshixiananquanzhuzang,yidingyaozhongshizhuzangtiaojiandegaishanhezhuzanghuanjingdekongzhi,jingchangbaochikuneiganzao、通(tong)風(feng)和(he)適(shi)宜(yi)的(de)室(shi)溫(wen)。若(ruo)發(fa)現(xian)種(zhong)子(zi)含(han)水(shui)量(liang)超(chao)過(guo)安(an)全(quan)界(jie)限(xian)或(huo)種(zhong)堆(dui)溫(wen)度(du)升(sheng)高(gao),就(jiu)應(ying)及(ji)時(shi)進(jin)行(xing)妥(tuo)善(shan)處(chu)置(zhi),如(ru)搶(qiang)晴(qing)好(hao)天(tian)氣(qi)翻(fan)倉(cang)晾(liang)曬(shai)等(deng),以(yi)避(bi)免(mian)損(sun)失(shi)。
此外,花生在貯藏中,最易遭致鼠害,應注意加強防鼠工作。http://www.98fo.cn



