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第121章 曲辕犁和单齿耙(1 / 1)

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筒车制造组装好了,还要在筒车轴心靠需要灌溉的土地旁,约一米的位置(高度比筒车顶部低一些)装一个流水槽。

其构造及其原理是非常简单:在水流急湍处建一水轮,水轮底部没入水中,顶部超出河岸,轮上倾斜绑置若干竹筒水流冲动水轮,竹筒临流取水并随水轮转至轮顶时,将水自动倒入水槽,再流入田间。

虽然我们旁边的这条河,水流不是很快,但是可以拦坝,按照我们自己的需要,人为制造水流急湍处。

看他们的开荒速度,我预计要要完成三十亩水田的开荒,随着工具使用的熟练,可能用不了十天。

所以配套的农具也要加紧做出来,收工前我把以后几天的工作,都给强子安排一下,让他负责以后开荒的事情。

我要专心把这些农具做出来,回到部落,我找来两个部落里木工做的比较好的,和铁匠把我所要制作的农具作用和形状,以及所需要的材料,简单和他们说了一下,让他们加紧准备材料。

曲辕犁由11个部件组成,即三角行犁铧、犁壁、犁底、压镵、策额、犁箭、犁辕、犁梢、犁评、犁建和犁盘。

曲辕犁在辕头安装可以自由转动的犁盘,这样不仅使犁架变小变轻,而且便于调头和转弯,操作灵活,推进犁评,可使犁箭向下,犁铧入土则深。

若提起犁评,使犁箭向上,犁铧入土则浅。将曲辕犁的犁评、犁箭和犁建三者有机地结合使用,便可适应深耕或浅耕的不同要求,并能使调节耕地深浅规范化,便于精耕细作。

犁壁不仅能碎土,而且可将翻耕的土推到一侧,减少耕犁前进的阻力。

曲辕犁结构完备,轻便省力,它的出现,在我国古代犁耕史上具有划时代意义。

寿光11号骨刻,有一个画面最下方好似一位中年男子,头戴大斗笠,身着半长衣,双足叉开,极像一个“黄帝”画像,根据寿光骨刻文摹画形象造字的特点,这可能就是黄帝播种的形象了。

他的右手好像正抬起向下撒着种子,有几粒正落向地面,神态极为形象。谁会想到,黄帝撒种子的这一形象,会成为 “种”字的原型呢?只不过金文中将禾放在了左边,而这幅原图手中撒种子的“禾”是在右侧。

左上方残痕处似是一具耒[lěi],这与篆书中的“耒”字颇为相近,与甲骨文字典中类似字形结构的“耒”字相似;

《说文解字》中释:“耕,犁也。从耒,井声。一曰古者井田,谓从井,会意,

也就是说,黄帝时期已经有了耒 这样的耕田农具,由于甲骨文 都是一些线条,具体是什么东西,有机会需要亲自去看看。

耙这种农具是水稻种植不可缺少的,因为水稻种植需要田地平整,也是我们俗称的“耙田”,耙分为单齿耙,和双齿耙,双齿耙一般用于畜力,单齿耙比较适合用于人力。

我打算制作的就是单齿耙,单齿耙制作也很简单,只要在一根圆木上,装上耙齿,上面再装扶手,就可以了。

经过反复试验与修改,我和我的工匠们耗时近一周时间,终于把符合我要求的,曲辕犁,和单齿耙,做出来了。

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