【摘要】 介绍了作物需水量计算的几种方法,采用彭曼—蒙特斯(Penman-Monteith)公式,计算了浑蒲灌区水稻的需水量,结果比以往直接算法更为精确,为灌区工程的规划、设计和管理提供了依据。更多还原

【Abstract】 In this paper,several methods of reference crop evaporation were introduced and the evaporation of rice in the Hunpu irrigation area was gained based on the equation of Penman-Monteith.The result was more accurate than the direct method and it can provide more information for the planning,design and management of irrigation project.更多还原