作物需水规律与需水量研究是农田灌溉科学与灌溉农业的基本研究,这点已为多数所人所认识。做为农田水利工程规划建设的基本资料和灌溉管理的重要根据,作物需水量与需水规律的研究,也日益得到业务部门的重视。在各省,市水科所的灌溉试验研究工作与灌溉试验场、站,已在逐渐恢复起来的今天,对过去的工作认真 The study of crop water demand and water demand is the basic research of farmland irrigation science and irrigation agriculture, which is already known to most people. As farmland water conservancy project planning and construction of the basic information and irrigation management is an important basis for crop water demand and water law research, but also increasingly by the business sector’s attention. In the provinces, municipal water science research institutes irrigation and irrigation test sites, stations, have been gradually restored today, the work of the past serious