摘要
介绍几种作物需水量常用计算方法,并且利用彭曼公式计算甘肃省庆阳市巴家嘴灌区玉米的需水量,结果证明彭曼公式计算结果比以往的计算更为精确,从而为整个灌区的灌溉规划和管理提供了更为有利的依据。
Several counting methods were introduced and the Penman fomula was used to calculate the water requirements maize in the Bajiazui irrigation area in Qingyang city of Gansu province. Result showed that the counting result by Penman formula was more precise, which provided more favorable base for the irrigation planning and management in the whole irrigation area.
出处
《安徽农业科学》
CAS
北大核心
2008年第10期4196-4197,共2页
Journal of Anhui Agricultural Sciences
关键词
作物需水量
彭曼公式
巴家嘴灌区
Crup water requirements
Penman equation
Bajiazui irrigation area
