Ahmés Pinto Viegas, Brazilian mycologist and plant pathologist (Piracicaba, São Paulo State 30 January 1905 - Piracicaba, São Paulo State 25 March 1986)
DESCRIBED PLANT PATHOGENIC FUNGI (incomplete)
Phyllosticta guajavae, (Phyllosticta leaf spot of guava tree)
Phyllosticta manihotae (Phyllosticta spot of manihot)
Rubber tree leaf spot (1955)
Cercospora urenae with Chupp (cercospora leaf spot of Sida cordifolia)
Cylindrocladium candelabrum (Cylindrocladium spot on Eucalyptus)
Tomentella bambusina 1939 (bamboo drying disease)
DESCRIBED NEW TAXA
Valid Genera
Bilboque 1960
Brasiliomyces 1944
Crauatamyces 1944
Dermatodothella 1944
Dictyostomiopelta 1944
Felisbertia 1944
Kiehlia 1944
Kretzschmariella 1944
Muricopeltis 1944
Porotenus 1960
Queirozia 1944 with Cardoso
Telioclipeum 1962
Urupe 1944
Fungi
About 250
HONORS (Fungi)
Viegasia Batista 1951
Viegasella Inacio & Cannon 2003
His brother, Glauco Pinto Viegas, plant geneticist and breeder (Piracicaba, São Paulo State 05 May 1913 – Campinas, São Paulo State 05 August 1995)
With C.A. Krug developed hybrid maize being Brazil the second country in the world with hybrid maize i.e. from its own strains after United States (1939) (Argentina is the second country to have a hybrid maize but your strains were from United States)
With C.A. Krug & L. Paoleri developed maize hybrids IA300, IA1932 & IA1952
Studied lines of wheat and sorghum too
DEVELOPED NEW MAIZE VARIETIES
Asteca (1957)
Maya
H7974
H3531
H4624
H6999A & B
H7974