<p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 24pt;"><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt;">攀枝花苏铁自然保护区在攀枝花市西区河门口的后山上,东起巴关河西岸,西至格里坪镇金家村,南起龙坪子,北至丰家梁子,面积<chmetcnv wst="on" unitname="公顷" sourcevalue="1358.3" hasspace="False" negative="False" numbertype="1" tcsc="0"></chmetcnv><chmetcnv></chmetcnv><chmetcnv></chmetcnv><chmetcnv></chmetcnv><span lang="EN-US">1358.3</span>公顷<chmetcnv></chmetcnv><chmetcnv></chmetcnv><chmetcnv></chmetcnv><chmetcnv></chmetcnv>,共有<span lang="EN-US">23.4</span>万多棵铁树。像这样面积大、植株多、生长纬度高的原始苏铁林,真可谓世界绝无,中国仅有。</span></p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 24pt;"><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt;"></span>
</p><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 24pt;"><br/><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">【图三】攀枝花苏铁自然保护区内的高大的攀枝花苏铁。</span></p><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;"><p class="MsoNormal" style="MARGIN: 0cm 0cm 0pt; TEXT-INDENT: 24pt;"><span style="FONT-FAMILY: 宋体; mso-bidi-font-size: 10.5pt;">在世界范围内,铁树非常稀少,面临着灭绝的危险。攀枝花苏铁集中生长的苏铁山,自然条件也不是很好,多石少土,非常缺水,攀枝花苏铁在那里生长很缓慢。在自然保护区里,我们见到的攀枝花苏铁,年龄都很大,一棵<chmetcnv wst="on" unitname="米" sourcevalue="1" hasspace="False" negative="False" numbertype="1" tcsc="0"></chmetcnv><chmetcnv></chmetcnv><chmetcnv></chmetcnv><chmetcnv></chmetcnv><span lang="EN-US">1</span>米<chmetcnv></chmetcnv><chmetcnv></chmetcnv><chmetcnv></chmetcnv><chmetcnv></chmetcnv>左右高的铁树,年龄大多都在<span lang="EN-US">700</span>岁以上。大多数铁树又是生长在石头缝里,很容易受到伤害。因此,备受关注。</span><br/></p></span><br/><p>
</p><p><span style="FONT-SIZE: 10.5pt; FONT-FAMILY: 宋体; mso-font-kerning: 1.0pt; mso-bidi-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: ZH-CN; mso-bidi-language: AR-SA;">【图四】从石头缝里挤出来的攀枝花苏铁。</span></p><p>(未完)<br/></p>
[此贴子已经被作者于2008-5-1 22:51:07编辑过] |