Revised FAO Procedures for Calculating Evapotranspiration – Irrigation and Drainage Paper No. 56 with Testing in Idaho
Principles and Practices of Irrigation Management for Vegetables
Microirrigation in Mulched Bed Production Systems Irrigation Depths
Irrigation Management in Wisconsin
Agriculture Drip Irrigation Scheduling Calculator Users Guide
《山东省主要农作物灌溉定额》
作物蒸腾量-彭曼(penman)计算方法
彭曼公式资料
FAO彭曼忙特斯公式
FAO Penman-Monteith equation