作物系数是计算作物需水量的基本参数, 准确确定作物系数在优化灌溉管理方面有重要作用.
作物系数随作物生长及环境条件发生变化, 研究作物系数如何受生产条件和气象条件变化的影响 …

The crop coefficient (K c) is defined as actual evapotranspiration (ET) under sufficient water
supply divided by the reference crop ET (ET 0), which can be calculated using …

作物系数(作物实际蒸散量与参考作物蒸散量之比, K c) 作为农田需耗水确定的关键参数,
对农业精准灌溉和节水具有重要的参考价值. 研究作物系数如何受生产条件和气象条件变化的 …

[目的] 研究淮北平原冬小麦作物系数的时空变化规律.[方法] 采用水量平衡法,
涡度相关法和Bouchet 互补关系理论, 结合Penman-Montieth 方程, 计算得到1991—2018 …

Evapotranspiration is the main pathway for water consumption in croplands and thus must
be considered in cropland management and planning. We estimated the reference crop …

As a key parameter for determining crop water consumption, accurate estimation of the crop
coefficient (K c) is important for irrigation scheduling. K c is influenced by changes in …

Based on mean meteorological data of ten days in 17 observation stations from 1961 to
2012, the reference crop evapotranspiration was computed using Penman-Monteith formula …

农田蒸散是农田水分消耗的主要方式, 是农田管理和规划必须考虑的重要因素之一.
本试验在郑州农业气象试验站开展, 用Penman-Monteith 公式计算了2017 和2018 …

Abstract [Background] Water uptake by plants and its subsequent transpiration is an
important process in the hydrological cycle but difficult to measure and calculate. In irrigation …

Lysimeter experiments were conducted with spring wheat during cropping seasons to
measure the crop evapo-transpiration at Naiman region, and reference evapo-transpiration …