动物虚拟水概念及其应用

Concept of virtual water of the live animal and its application

虚拟水是在生产商品和提供服务的过程中使用的水资源。缺水国家虚拟水的净进口能够缓解自身水资源紧缺的压力。虚拟水可被认为是一种可选择性水资源,使用这种额外的资源能够确保一个国家或地区的水资源安全。国家或地区之间的虚拟水贸易可被认为是真实水资源转移的选择性战略。本文首先介绍了虚拟水和活体动物虚拟水的概念,并通过计算,分析了缺水省区动物的虚拟水含量。最后给出了一些关于动物的种类的结论和建议。

Virtual water is the water used in the production process of goods and services. Net import of virtual water in a water-deficient nation can relieve the pressure on the nation's own water resource. Virtual water can be seen as an alternative source of water. Using this additional source is an instrument to achieve regional water security. Virtual water trade within a nation or between nations can be seen as a strategy for the real water transfer. This paper first introduces the concept of virtual water and virtual water trade. Secondly it calculates and analyzes the amount of virtual water needed by the live animal raised in northwest of China, Finally it put forward some conclusions and suggestions on the live animals in the northwest of China.