02植物营养器官结构和发育

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1、BaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJie第二章BaiJieBaiJieBaiJieBaiJieBaiJieBaiJie植物体的形态结构和发育BaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBai

2、JieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJie一、种子的构造和类型BaiJieBaiJieBaiJieBaiJieBaiJieBaiJie(一)种子的形态和构造1、形态BaiJieBaiJieBaiJieBaiJieBaiJieBaiJie2、构造：种皮、胚、胚乳（二）种子的类型BaiJieBaiJieBaiJieBaiJieBaiJieBaiJie1、有胚乳种子2、无胚

3、乳种子BaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJie1BaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieB

4、aiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJie二、种子的萌发和幼苗的形成BaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJi

5、eBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJie2BaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJie第二节根BaiJieBaiJieBaiJieBaiJieBaiJi

6、eBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJie一、根的生理功能BaiJieBaiJieBaiJieBaiJieBaiJieBaiJie1、吸收作用2、固着与支持作用BaiJieBaiJieBaiJieBaiJi

7、eBaiJieBaiJie3、输导作用4、合成功能BaiJieBaiJieBaiJieBaiJieBaiJieBaiJie5、贮藏功能6、繁殖功能BaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJie3BaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJieBaiJie二、根和根系主根（直根、初生根

8、）根侧根（次生根）BaiJieBaiJieBaiJieBaiJieBaiJieBaiJie不定根直根系深根系BaiJieBaiJieBaiJieBaiJieBaiJieBaiJie根系须根系浅根系BaiJieBaiJieBaiJieB