恒温孵化和变温孵化有什么不同?

2025-03-31 23:58:49
推荐回答(2个)
回答1:

(1)恒温孵化: 恒温孵化将整个孵化过程分为两个阶段,孵化阶段和出雏阶段。前一阶段施温37.8℃,后一阶段施温37.2℃。这种施温方案要求孵化厂的环境温度保持在20~24℃,相对湿度60%~70%。因而对孵化厂的辅助设备,包括恒温、恒湿设备,以及房屋的保温通风条件要求较高。采用这种施温方案孵化,恒温孵化和变温孵化是使用电孵化器孵化采用的两种施温方案。(2)变温孵化 :变温孵化根据不同时期胚胎对温度的要求,将孵化阶段分为多个阶段,每个阶段一般5~6天,然后是出雏阶段。整个孵化过程,每阶段施温从开始孵化温高然后逐渐降低。变温孵化对于一个孵化器而言,采用整批入孵、整批出雏的方案孵化。采用变温孵化方案,孵化温度的确定不仅随孵化日龄的增加而变化,同时还可随环境温度的变化而增减。但需要说明的是:若能使孵化厂环境温度保持恒定,则可使孵化达到最佳效果。变温孵化方案为大多数中小型孵化厂所采用。变温孵化方案具体的施温根据各孵化厂的设备、孵化厂环境条件不同而各异。

回答2:

变温孵化是根据蛋龄的不同采取不同的施温方案!三鸟的孵化一般采用的都是变温孵化的形式,具有灵活用温孵化率高等优点!恒温孵化有两种,一种是种蛋入孵从第一天到出雏都采用同一温度;另外一种分两部分,一部分是孵化阶段,一部分是出雏阶段!分孵化阶段和出雏阶段的,必须要有孵化、出雏分开的孵化机,广州益尔的1+1的孵化机就可以做到这种恒温孵化,对孵化有个很大的帮助!

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