Either one or the other of two variants of the Penman–Monteith equation frequently is used. The first (commonly called the Penman potential evaporation equation, and here referred to as PET-OW ...

In a career spanning more than half a century, he is perhaps best known for the Penman-Monteith equation that has become the basis for guidelines for estimating irrigation water requirements used ...

In a career spanning more than half a century, he is perhaps best known for the Penman-Monteith equation that has become the basis for guidelines for estimating irrigation water requirements used ...