QYR Market Research Global Pheromones market research | 页面 3

QYResearch • Pheromones are chemicals produced as messengers that affect the behavior of other individuals of insects or other animals. They are usually wind borne but may be placed on soil, vegetation or various items. Each species of insect relies on some one hundred chemicals in its life, to engage in such routine activities as finding food and mates, aggregating to take advantage of food resources, protecting sites of oviposition, and escaping predation. It has been found that pheromones may convey different signals when presented in combinations or concentrations. PPT模板下载:www.1ppt.com/moban/ 行业PPT模板:www.1ppt.com/hangye/ 节日PPT模板:www.1ppt.com/jieri/ PPT素材下载:www.1ppt.com/sucai/ PPT背景图片:www.1ppt.com/beijing/ PPT图表下载:www.1ppt.com/tubiao/ 优秀PPT下载:www.1ppt.com/xiazai/ PPT教程: www.1ppt.com/powerpoint/ Word教程: www.1ppt.com/word/ Excel教程:www.1ppt.com/excel/ 资料下载:www.1ppt.com/ziliao/ PPT课件下载:www.1ppt.com/kejian/ 范文下载:www.1ppt.com/fanwen/ 试卷下载:www.1ppt.com/shiti/ 教案下载:www.1ppt.com/jiaoan/ PPT论坛:www.1ppt.cn www.qyresearch.com