1、This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller
2、and DS18B20 temperature sensor.设计者：简秀群、朱坤表 This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components
3、 of the system are AT89C51 microcontroller and DS18B20 temperature sensor.提个小问题提个小问题This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and singl
4、e chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.柱头 雌蕊雄蕊 花药花丝花花 的的 主主 要要 部分部分 花柱子房This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control
5、by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.花花 的的 结结 构及作用构及作用花萼、花冠等花柱柱头雌蕊雄蕊成熟的植株 花蕊花子房花药花丝胚珠 卵细胞花粉 精子受精卵种子的胚植株有性生殖 ： 由两性生殖细胞结合成受精卵，再由受精卵 发育成新个体的生殖方式。This paper mainl
6、y introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temp
7、erature sensor.椒草的叶片长成新植株马铃薯块茎发芽生根This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the s
8、ystem are AT89C51 microcontroller and DS18B20 temperature sensor.草莓的匍匐茎压到土中就形成新的植株。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single
9、 chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.讨论：1.这些植物的生殖方式有什么共性这些植物的生殖方式有什么共性 ?答：它们都是不经过两性生殖细胞的结合，由母体直接产生新个体。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of tempe
10、rature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.有性生殖 ： 由 两性生殖细胞结合成受精卵，再由 受精卵 发育成新个体的生殖方式。无性生殖 ： 不经 过两性生殖细胞的结合，由植物体的 营养器官 直接产生新个体的过程。对比一下，更
11、轻松对比一下，更轻松This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microc
12、ontroller and DS18B20 temperature sensor.讨论： 2.这对植物来说有什么意义？这对植物来说有什么意义？答：对恶劣的环境有更强的适应能力；在自然界中更容易延续后代，不至于灭绝。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature s
13、ensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.请你帮个忙请你帮个忙老师既想吃到苹果的味道又老师既想吃到苹果的味道又想吃到梨的感觉怎么办啊？想吃到梨的感觉怎么办啊？你们能不能满足一下老师小你们能不能满足一下老师小小的愿望呢？小的愿望呢？This paper mainly introduces the design of an intelligent temperatur
14、e control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.枝接 芽接形成层塑料薄膜带嫁嫁 接接This paper mainly i
15、ntroduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 tempera
16、ture sensor.嫁接的仙人掌类植物This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT8
17、9C51 microcontroller and DS18B20 temperature sensor.扦插剪取植物的一段带个芽的枝条，把枝条的下部插入湿润的土壤中。不久，枝条下部长出不稳定根，上部发芽，最后长成一个新的个体。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital tempera
18、ture sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.在生产实践中，人们经常利用植物的无性生殖来栽培农作物和园林植物。你知道为什么吗？无性生殖的优点：1、节省时间； 2、增加产量3、提高质量； 4、创新品种无性生殖的应用This paper mainly introduces the design of an intelligent temperature con
19、trol system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.植物的组织培养科科学学技技术术This paper mainly introduce
20、s the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sen
21、sor.组织培养除了新个 体能保持亲本的优良性状 外，还有亲本 利用率高等 特点，它可以利用一株植物的 组织 或 细胞 繁殖大量相同的植物，而且组织培养的适应范围比营养繁殖广， 木本植物 和 草本植物 都可以进行组织培养。所以，组织培养已被广泛应用在花卉栽培和园艺中。This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using singl
22、e bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.植物的植物的生殖分为生殖分为有性生殖：有性生殖：无性生殖：无性生殖：精子 +卵细胞 =新个体营养器官 新个体总结总结（ 1）嫁接）嫁接（ 2）扦插）扦插（ 3）组织培养）组织培养无性生殖的无性生殖的应用类型：应用类型：This paper mainly introduc
23、es the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature se
24、nsor.、下列哪种生物既可进行有性生殖，又可进行无性生殖？ （ ）A、青蛙 B、桃树 C、燕子 D、大熊猫、下列结构中，能发育成新一代植株的是 （ ）A、花 B、子房 C、花粉 D、受精卵练习题练习题This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor
25、DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.3、忠县某农民从美国引进了边开花边结果的 优质柑橘果树 。这一柑橘品种 不仅果味可口，而且具有 “花果同树 ”的观赏价值 ，很受大众的欢迎。若要尽快使这种引进品种成为众多农民的 “摇钱树 ”，你合理的建议是（ ）A.种子繁殖 B.全部改种 C.果枝扦插 D.果枝嫁接D4、植物的许多器官都能繁殖后代，用下列器官繁殖 属于有性生殖 的是（
26、 ）A.叶 B.根 C.茎 D.种子DThis paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C
27、51 microcontroller and DS18B20 temperature sensor.、在生产实践中，人们经常利用植物的无性生殖来栽培农作物和园林植物，常见的方式有 和 等。嫁接中，接上去的芽或枝叫做 ，被接的植物体叫做 。嫁接时应当使接穗与砧木的 紧密结合，确保 。扦插 嫁接接穗砧木形成层接穗成活This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and
28、 control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.作业作业请课后对你感性趣的植物进行嫁接请课后对你感性趣的植物进行嫁接This paper mainly introduces the design of an intelligent temperature control system which realizes the function of temperature measurement and control by using single bus digital temperature sensor DS18B20 and single chip microcomputer. The core components of the system are AT89C51 microcontroller and DS18B20 temperature sensor.谢谢谢谢！
