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1、第 节 其他植物激素2Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.1、合成场所2、作用3、含量4、化学本质5、特点一、植物激素概述Evaluation only.Evaluation
2、only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.植物激 素种类存在部位主要作用生长素赤霉素细胞分 裂素脱落酸乙烯二、植物激素的种类及作用Evaluation only.Evaluation only. Created with Aspose.
3、Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.促进生长发育类：生长素、细胞分裂素、赤霉素抑制生长发育类：脱落酸、乙烯Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile
4、5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.宋 苏轼 格物粗谈果品红柿摘下来未熟，每篮用木瓜三枚放入，得香气即发，并无涩味。这种“气”究竟是什么呢？Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created wi
5、th Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.案例1 刚收获的马铃薯块茎，种到土里不能萌发，原因是刚收获的马铃薯块茎要有一定的休眠期，在渡过休眠期以后，才能够萌发。如何解除它的休眠，提早用来播种？ Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Crea
6、ted with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.案例2 天然状态下的凤梨（菠萝）开花 结果时期参差不齐，一片凤梨田里需要分五 六次收获，费时费工；晚上市还卖不出好价 钱。到了冬季，由于气温低、日照弱，果实 成熟慢，品质差。如何做到有计划地上市。Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5
7、 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.案例3、芦苇是我国主要的造纸原料，但多 数芦苇的纤维短、品质较次。如何使芦苇的 纤维长度增加？案例4 如何使冬 芹菜、香菜的株高增 加，叶数增多，增加 产量？ Evaluation only.Evaluation only. Created with Aspose.Slides fo
8、r .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.在植物的生长发育和适应环境的过程中， 各种植物激素是独立起作用的吗？植物体内各种激素相互联系，共 同调节植物体的各项生命活动。 三、植物激素的相互作用见课本P9见金榜P7 例2 规律方法Evaluation only.Evaluation only. Create
9、d with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.四、植物生长调节剂1、概念2、优点： 容易合成 原料广泛 效果稳定Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Cli
10、ent Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.3、植物生长调节剂的应用Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.
11、5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.在农业生产中，常用一定浓度的2，4D 作为除草剂，可以除去单子叶农作物田间的 双子叶杂草。下图表示生长素浓度对两类植 物生长的影响，A曲线表示双子叶植物，B曲 线表示单子叶植物，则选用2，4D的浓度 应该是哪一点？生长素类似 物浓度促 进抑 制abcBACEvaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Cli
12、ent Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.2、据了解，现在有越来越多的蔬菜和水果上市销售前再用大量的膨大剂、增红剂和催 熟剂等化学激素处理，再将其催熟的同时又 令其外观变得更好看，像长着长尖的西红柿 、个头较大切开后却有空腔的草莓或西瓜， 还有一些看起来已经熟透、吃起来却没有什 么味道的香蕉或菠萝等。其中的膨大剂和催 熟剂可能是 （
13、 ） A 生长素类似物和乙烯类似物B 细胞分裂素类似物和乙烯类似物C 生长素类似物和细胞分裂素类似物D 赤霉素类似物和乙烯类似物BEvaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.Evalu
14、ation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.激素使用过量造成的空心草莓Evaluation only.Evaluation only. Created with Aspose.Slides fo
15、r .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.果农正在给猕猴桃施用“大果灵”Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.S
16、lides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.“硕果累累”Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.植物生长调节剂使用得当，不会影响产品品质，甚至可以改善品质。例如，适当施用GA可以提高葡萄品质。如果使用不当，或片面追求短期经济效益，则有可能影响产品品质。例如，用
