激发孩子兴趣的植物百科-畅读网

　　　　

激发孩子兴趣的植物百科

作者：冰河

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mobi/epub/pdf/awz3

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科学技术 >> 自然科学

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内容简介:

《激发孩子兴趣的植物百科》分为八章，首先介绍了种子的结构、进化、特征、分类、萌发过程、传播方式等基本知识。然后，激发孩子兴趣的植物百科以种子的传播方式为主线，分五章分别介绍了自体传播、靠风力传播（上、下）、靠水传播、靠人和动物传播的种子及其植物。此外，本书还重点介绍了受到贴近我们生活的种子，比如小麦、稻米、玉米等。在最后一章里，本书又带着孩子一起走进神奇的种子银行，和孩子一起体验现代科技的魅力。

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SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 5 LIMIT 1 [ RunTime:0.001347s ]
SELECT `id`,`name` FROM `ls_goods_category` WHERE `id` = 48 LIMIT 1 [ RunTime:0.001138s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 11 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.002416s ]
SELECT `a`.*,`ap`.`width`,`ap`.`height` FROM `ls_ad` `a` INNER JOIN `ls_ad_position` `ap` ON `a`.`pid`=`ap`.`id` WHERE `pid` = 14 AND `ap`.`client` = '2' AND `a`.`status` = '1' AND `a`.`del` = '0' AND `ap`.`status` = '1' AND `ap`.`del` = '0' ORDER BY `sort` DESC,`id` DESC [ RunTime:0.002141s ]
SELECT * FROM `ls_goods` WHERE `del` = 0 AND `status` = 1 AND `create_time` <= 1746443260 ORDER BY `create_time` DESC LIMIT 5 [ RunTime:0.820772s ]

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