摘要
作物需水量的确定在农业生产过程中有重要意义。介绍了作物需水量的常用确定方法,阐述了各方法的应考虑因素、计算公式、适用条件及优缺点,展望了今后的研究方向。
The determination of crop water requirement in the agricultural production process is of great significance. This paper introduces the commonly used methods in determination of crop water requirement, describes the concerning factors, the calculation formula, applicable conditions, and the strong and weak points of each respective method, and looks into the future research.
出处
《科技情报开发与经济》
2009年第19期134-135,138,共3页
Sci-Tech Information Development & Economy
关键词
作物
需水量
条件
crops
water demand
conditions
