外文翻译-关于花草自动浇水系统研究.doc

英 文 翻 译 系 别 专 业 班 级 学生姓名 学 号 指导教师 Research automatic watering system 1 introduction With the social modernization step speeding up, automation has become a development topics in todays world. Flowers growth needs to have certain environmental conditions, these conditions are mainly temperature, moisture, illumination, air composition, composition, physical and mechanical properties of soil and nutrient solution temperature and composition, etc. Flowers can be a good growth is most important of which is the suitability for soil moisture. How to control soil moisture effectively and timely problem has already become the flowers AiHuaZhe most issue of concern. Flower proverbs said: dont live in the water, long is fat. Potted flowers and plants due to the volume small, poor water retention performance, large evaporation nor groundwater supply limited by certain conditions, such as the reason, not to drought, water is particularly important. If potted flower water, plant physiological activities will damage in the body, the absorption of potassium, boron, calcium phosphate is weak, and the lack of these elements can lead to poor growing point nearby growth. Potted flower water shortage will cause soil nutrient concentrations are relatively high, also appear the most easily hurt fat [. Flowers grow, most come from the soil absorption, keep soil moisture content, appropriate is the normal development of flowers and necessary conditions to obtain higher GuanShangPin qualitative. Common flowers according to the water requirement of habits and the different water environment adaptability, can be divided into aquatic flowers and plants, wet flowers, flowers and xerophytic flowers in four. The amount of water in different we need to water the flowers are not the same as [3]. Different flower water demand is different, the same flower in different growth stage required quantity is also different. Flowers requirement for soil water varies in each growth stage. We ac