1.溫度適宜。如果溫度高於24℃,胚胎便開始發育,會導致雞胚衰老、死亡,孵化時死胎增多;低於5℃,種蛋受凍,會失去孵化能力。保存種蛋最適宜的溫度為10℃~15℃。
2.shidushiyi。zhongdankeshangyouxuduoqikong,zaibaocunqijian,danneishuifenbuduantongguoqikongbeizhengfa。weijianshaodanneishuifendesunshi,bixushizhudanshibaochiyidingdeshidu。zhongdanzhucunshizuishiyidexiangduishiduwei70%~80%,濕度過高易使黴菌繁殖,不利於種蛋貯存。
3.定期翻蛋。種蛋保存期間,如擺的位置不當,或放置不動,時間過久則易發生蛋黃、peipanyudankezhanlian,yizhiyinqipeitaizaoqisiwang。weifangzhizhezhongqingkuangfasheng,yijiangzhongdandunduanchaoxiafangzhi。zheyang,keshidanhuangweiyuzhongdandezhongxin。baocunshijianshaochangshi(6~7天以上),每天應翻蛋一次,以防胚胎粘連,保持正常的孵化率。
4.環境清潔,空氣新鮮。貯蛋室和接觸種蛋的蛋盤、蛋架等要清潔,蛋盤要有隙縫,不要把種蛋裝在不透氣的箱子內,貯蛋室內空氣一定要保持清新。
5.wuxizhongdan。zhongdanchan岀hou,dankebiaomianbuyouyicengjiaozhimofugaizhedankedeqikong,jiyoufangzhishuifenzhengfadezuoyong,youkefangzhixijundengweishengwucongdankeqikongqinrudanneierbianweihuaidan。ruweishizhongdanqingjie,yongshuijinxingxishua,huipohuaidankeshangdejiaozhimo,jiangdizhongdanpinzhi。
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