《植被》植被与土壤 图文
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二、森林
3.落叶阔叶林(夏绿林) PPT模板:www.1ppt.com/moban/
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气候区和
热带季风 气候区。
(2)特征:全年旺盛生长;植物种类 丰富, 垂直结构复杂,常见
_茎__花__、板根等现象。
2.常绿阔叶林
分布
亚热带 季风气候区和亚热带 湿润气候区
森林常绿,乔木多 革质叶片,花期多集中在春末夏初,垂直结 特征
构较 简单
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一、植被与环境 PPT论坛:www.1ppt.cn 语文课件:www.1ppt.com/kejian/yuw en/ 英语课件:www.1ppt.com/kejian/ying yu/ 科学课件:www.1ppt.com/kejian/kexu e/ 化学课件:www.1ppt.com/kejian/huaxue/ 地理课件:www.1ppt.com/kejian/dili/
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第五章
植被与土壤
第一节 植被
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(2)特征:乔木叶片 宽阔 、春季发叶,秋冬季落叶。
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4.亚寒带针叶林 (1)分布: 亚欧 大陆和 北美大陆的亚寒带地区。 (2)特征:针叶林以 松、杉类植物为主,叶片为针状;以抗寒抗旱。
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(1)分布:温带季风气候区和温带海洋性气候区的纬度较低的地区。
学习目标:1.能结合图片等相关资料,识别主要的植被类型。2.
了解掌握主要植被的分布、生长特征。(重点)3.理解主要植被与所在
区域自然环境的关系。(重难点)
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自
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1.植被含义:自然界成群生长的各种 植物的 整体称为植被。
2.植被分类天人然工植植被被::经森济林林、、草人原工、草_荒场__漠_等_人等天工然栽形培成的植被
和 经营管理 的植被
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一、植被与环境
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预
习
探新知
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(1)植物生长过程中,改造其生长的 土壤 、 水分 等环境条件。
(2)稳定植被形成 分层 明显的 垂直 结构。 (3)天然植被按 类型 有规律地分布,具有适应 当地环境 的特
征。
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二、森林
1.热带雨林
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