农业灌溉和节约用水的思考

水(化学式:H2O)是由氢、氧2种元素组成的无机物,在常温常压下为无色无味的透明液体。水是构成我们生命体的基本单位,我们的生活离不开水。水资源危机是21世纪公认为人类现面临的最严重挑战之一,随着我国工业化进程的进行,经济的发展,水资源短缺的问题也日益明显,而农业灌溉用去了地球上水的极大部分,如何在农业灌溉上,做到节约用水,是值得我们思考的问题。

Agricultural Irrigation and Water Conservation Thinking

Water(chemical formula:H 2 O) is composed of hydrogen and oxygen two elements of inorganic matter,in room temperature under atmospheric pressure is colorless,odorless and transparent liquid.Water is the basic unit of the make up our life,we cannot live without water.Water resource crisis is recognized as the 21st century human is one of the challenges facing the most severe,with China's industrialization,the development of economy,the water shortage is increasingly obvious,and irrigated agriculture to the earth upbound great part,how in agricultural irrigation,do save water,it is worth thinking about the problem.