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第一八四章 蛋鸡培育计划(2 / 2)

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“那是你爸爸骗你呢?”魏芍有些无奈,“你就算吃了这个鸡蛋,以后你爸爸也能让你每天都吃到鸡蛋。”

“真的吗,爸爸?”小岩儿眼睛一亮,满脸期待的看向张岩。

“嗯!”看着一脸期待的儿子和一脸威胁的妻子,张岩只能选择点头。

“哦,太好了。”小岩儿拍着手,“那妈妈我们去做煎鸡蛋吧。”

“嗯,我们现在就去。”魏芍从张岩手中夺过鸡蛋,抱着儿子走向厨房,留下一脸无奈的张岩。

总共六只母鸡,张岩决定做对比试验:一只下一个蛋拿一个,第二只给它巢里留一个鸡蛋,然后依次类推。

连着半个多月,巢里没有鸡蛋的那只母鸡已经停止了下蛋的行为,而其余的母鸡虽然还在下蛋,但是却明显变得更加谨慎了,若不是张岩行动隐秘,只怕他早就被寻找偷蛋贼的鸡群追击了。

又过了半个月之后,已经有四只母鸡停止下蛋了,而且让张岩没想到的是,那些母鸡竟然聪明到将自己剩下的鸡蛋交给蛋最多的母鸡,凑足抱窝的数量,但是张岩及时出手,他只给鸡群留了四只鸡蛋。

又是半个月的时间度过,那剩下的两只母鸡只有一只依旧在下蛋,但是这还是让张岩心情振奋,他觉得可以开始下一步了。

张岩将鸡群分开饲养,下蛋的鸡依旧在下蛋,但是那些不下蛋的母鸡却被圈养起来,这些鸡在冬天时就将成为部落的食物,但是在成为食物之前它们还有任务,那就是孵小鸡。

张岩选出了二十枚那只还在下蛋母鸡最新下的蛋让这些鸡孵化,这些还在蛋壳之中的小鸡带着那只擅长下蛋的母鸡的基因,是下一代蛋鸡的最合适鸡选。

人类为了让动物或者是植物更好的满足人类的需求,习惯于采取人工干预的手段,在基因技术还未出现之前,最好的方法就是选优法,满足需求的基因会被延续下去,而不满足需求的基因则会被淘汰,这之中最典型的物种就是西瓜,几千年前的西瓜皮厚多子,甚至里面还都是硬硬的筋络,但是几百年的人工干预之后,西瓜便变成了现在这幅皮薄少子的模样。

二十一天之后,饱含着张岩希望的小鸡出生了,但是让张岩失望的是二十个鸡蛋只孵出来十五只小鸡,有五个鸡蛋没有动静,可能是没有受精。

看着这十五只跟着鸡妈妈四处乱跑的小家伙,张岩心中并不十分满意,长弓氏族对于雉鸡的饲养经验并不多,对辨别小鸡的性别更是没有任何经验,这十五只小鸡也不知道有几只是母鸡。

张岩的心情其他人是不了解的,看到这么快就孵出来的小鸡,氏族里的其他人都很满意,这种最新得到的雉鸡虽然比牛羊小得多了,但是似乎这数量和速度要快许多啊,于是有不少人萌生了养几只鸡的想法。

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