Dujuzhang 发表于 2011-7-1 09:11:00

奶牛进食很特殊!

<font size="4"><font color="#000080">亲戚家养了这几头奶牛。一天我们从地里拔了些熟透了的玉米,回到亲戚家直接扔给奶牛吃,主人急忙阻止:“牛没有牙,玉米必须磨碎了再喂她”。我明明看见奶牛吃轧成段的玉米秸吃的很好的。迷茫?<font face="Verdana">奶牛进食太特殊了!</font></font></font><br/><br/>
[此贴子已经被作者于2011-7-1 9:16:09编辑过]

树人treeman 发表于 2011-7-1 11:03:00

这个我也不清楚,不过长见识了,学习!欢迎您常来做客,美图加精!

bobbyboy 发表于 2011-7-1 14:55:00

牛与马、驴不同,为反刍动物,采食一般比较匆忙,特别是粗饲料,大部分未经充分咀嚼就吞咽进入<a href="http://baike.baidu.com/view/39929.htm" target="_blank">瘤胃</a>,经过瘤胃浸泡和软化一段时间后,食物经逆呕重新回到口腔,经过再咀嚼,再次混入唾液并再吞咽进入瘤胃的过程。牛的<strong><font size="5">上颚无门齿,只有齿垫</font></strong>。胃分瘤胃、网胃、瓣胃和皱胃等4室,以瘤胃最大。

树人treeman 发表于 2011-7-2 19:11:00

<div class="msgheader">QUOTE:</div><div class="msgborder"><b>以下是引用<i>bobbyboy</i>在2011-7-1 14:55:00的发言:</b><br/>牛与马、驴不同,为反刍动物,采食一般比较匆忙,特别是粗饲料,大部分未经充分咀嚼就吞咽进入<a href="http://baike.baidu.com/view/39929.htm" target="_blank">瘤胃</a>,经过瘤胃浸泡和软化一段时间后,食物经逆呕重新回到口腔,经过再咀嚼,再次混入唾液并再吞咽进入瘤胃的过程。牛的<strong><font size="5">上颚无门齿,只有齿垫</font></strong>。胃分瘤胃、网胃、瓣胃和皱胃等4室,以瘤胃最大。 </div>
<p>感谢好友给大家讲解,学习啦!</p>

核桃 发表于 2011-7-2 20:23:00

学习了

Dujuzhang 发表于 2011-10-13 09:19:00

奶牛进食很特殊!图片尺寸现在更改。

<span style="FONT-FAMILY: 宋体; COLOR: navy; FONT-SIZE: 13.5pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">&nbsp;亲戚家养了这几头奶牛。一天我们从地里拔了些熟透了的玉米,回到亲戚家直接扔给奶牛吃,主人急忙阻止:</span><span style="FONT-FAMILY: Arial; COLOR: navy; FONT-SIZE: 13.5pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体" lang="EN-US">“</span><span style="FONT-FAMILY: 宋体; COLOR: navy; FONT-SIZE: 13.5pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">牛没有牙,玉米必须磨碎了再喂她</span><span style="FONT-FAMILY: Arial; COLOR: navy; FONT-SIZE: 13.5pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体" lang="EN-US">”</span><span style="FONT-FAMILY: 宋体; COLOR: navy; FONT-SIZE: 13.5pt; mso-ascii-font-family: Arial; mso-hansi-font-family: Arial; mso-bidi-font-family: Arial; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">。我明明看见奶牛吃轧成段的玉米秸吃的很好的。迷茫?</span><span style="FONT-FAMILY: 宋体; COLOR: navy; FONT-SIZE: 13.5pt; mso-ascii-font-family: Verdana; mso-hansi-font-family: Verdana; mso-bidi-font-family: Arial; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA">奶牛进食太特殊了!</span><span style="FONT-FAMILY: Arial; COLOR: #555555; FONT-SIZE: 16pt; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA; mso-fareast-font-family: 宋体" lang="EN-US"><br style="mso-special-character: line-break"/><br style="mso-special-character: line-break"/></span><br/>
[此贴子已经被作者于2011-10-13 9:19:36编辑过]
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