Situation of Heterodera glycines in Brazil
Heterodera glycines (EPPO A1 quarantine pest) was found in Brazil during the soybean growing season of 1991/92 (EPPO RS 93/121). It was initially found in four states (Mato Grosso, Mato Grosso do Sul, Goiás, Minas Gerais) and was later found in the states of São Paulo (EPPO RS 96/197), Rio Grande do Sul* and Paraná*. It is estimated that more than one million ha are infested and losses could reach more than 150 million dollars.
Sources
Ferraz, S.; do Valle, L.A.C. (1996) Current status of Heterodera glycines Ichinohe on soybean in Brazil. (Abst. B-84, p 150)
Wain, A.L.; Silva, J.F.V. (1996) Survey of Heterodera glycines races in Brazil. (Abst. C-22, p 165)
Abstracts of posters presented at the 3rd International Nematology Congress, Gosier (GP), 1996-07-07/12.