Angelo Paes de Camargo, Brazilian agricultural climatologist (1917 – 30 May 2008)

Modified the Thornthwaite nomogram

Contribuição para a determinação da evapotranspiração potencial no Estado de São Paulo. Bragantia 21:163-203, 1962

Presented a new equation for estimating potential evapotranspiration (Camargo technique)

Balanço hídrico no estado de São Paulo. Boletim Inst Agron. Campinas 116, 1971

Presented climate classification maps for zoning a number of crops in countries like Brazil, Peru and China

With his son M.B.P. de Camargo defined the phenological phases of coffee plant (2001)

EQUIPMENT

With M.P. Camargo & F. Grohmann developed a simple direct-reading glassy tensiometer for determining soil moisture (1979)

Developed two kinds of nebulization for fighting frost