①適時降水。東北地區秋季天氣晴朗,降水少,相對濕度小,9~11月之間玉米種子平衡水分在14%~15%之間。因此,在東北要抓緊9~10yuesuowenshanggaodeshiji,caiyongziranganzaofangfa,zaiyandonglailinzhiqianfanyumizhongzihanshuiliangjiangdaolinjieshuifenyixia。shijianzhengmingzaidongbeidiquyumizhongzihanshuiliangjiangdao14%~16%即可安全越冬。
首先,在玉米種子收獲前實行站杆扒皮降低含水量。站杆扒皮的最適時機是蠟熟中期。一般在9月上中旬收獲前10~20tianjinxing。lingwai,yumizhongzishouhuoshi,shixingshishizaoshou,gaochaliangshai,shishizaoshoudelinjieqishirushumoqi。yilashuqishouhuobijiaolixiang。gaochaliangshaishijiangfubenshouhuohou,congdimianshang33cm左右割斷,將母本行從地麵割倒後扒捧綁掛,2或4個一吊,掛在父本行留茬上,進行田間通風。
在玉米種子入倉前要將水分降到20%以下,從麵做初步幹燥。常用方法有立椿搭掛、木架吊掛、風幹(棚內吊掛)和攤曬等。比較試驗表明,以立椿搭掛為最好。該方法果穗在空間分布均勻,風吹日曬條件好,果穗向下,雨後積水少、幹燥快、省材料,占地少,可廣泛采用。其它方法可因地製宜選用。
②helizhuzang。yumizhongzichubuganzaohou,zhuzangshibixusuizang,yinyumisuizangkongxidudabianyujinyibutongfengjiangshui。yongzhongzuijiaodashikecaiyongyumilouzhuzang。yumiloucaiyongshujuhuoshutiaobianchenglianziweichengchangfangxinghuoyuanxing。qidaxiaoyinzhongzishulianghehanshuiliangeryi。yibanchang3~4m,寬不過1.5~2m,高2~3m,圓倉直徑3~4m左右。四周用方木作固定的主柱,在距地麵1m處架好倉底,頂蓋設人字架遮雨棚。
玉米入倉時應注意挑選,將成熟含水量高的果穗挑出來繼續幹燥,入倉種子含水量如果高於20%,應在7~10天後進行倒倉,將倉內處果穗互換位置,如果種子含水量在20%以下,一般不必倒倉,可一直貯藏到春季手足前脫粒。
yongzhongliangjiaoshaodenonghu。kezaihuneikaohuoshanqiangdiaosuizhucun。buyaojiangguosuidiaozaikaojinbeiqiang,yiyinmouguijibeiqiangshangshuangyinqiyumizhongdiwendonghai。duiyinjinyituolidezhongzihaiyaojinyibuliangshai,shaiganhouyongmadaizhuanghao,fangzaihuokangkangshao,bingyaodingqifandong。buyaosuiyigaizaishichuhuocangfangzhucun,yimianyireyilengjijubianwen,yinqizhongzidonghai,jiangdizhongzifayanengli。
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