Friedrich Gustav Brieger, German-born Brazilian plant geneticist (Breslau 11 October 1900 – Bad Dürrheim, Baden-Württemberg State 06 February 1985)

Authored about 200 scientific works

STATISTICS

Developed Brieger error ratio theta or theta test, a statistical test much similar to Snedecor F test (1946)

Proposed index of variance

Coeficiente de variação e índice de variança. Bragantia 2(9): 313-31, 1942

Developed an order test to permit a statistical analysis in cases where the rank correlation coefficient cannot be applied

With S. Moreira & Z. Leme. Estudo sobre o melhoramento da laranja Bahia III. Bragantia 1:567-610, 1941

AGRONOMY

Developed cultivars of cauliflower, lettuce, tomato and spinach adapted to tropical growing conditions

Developed a basic scheme for obtaining synthetic varieties of maize

Considerações sobre o emprego de variedades sintéticas no melhoramento do milho. I. Sintéticos simples. Anais Esc. Sup. Agric. Luiz de Queiroz 8:769-800, 1951  

ORCHIDS

Created many hybrids of orchids

DESCRIBED ORCHID GENERA

Bolbidium 1981

Campanulorchis 1981

Dockrillia 1981

Garayella 1977

Gunnarorchis 1981

Miltonioides 1983 (with E. Lückel)

Pabstiella 1976

ELEVATED TO GENERIC RANK  (1981) ORCHIDACEAE

Aeridostachya

Conostalix

Dilochiopsis

Dolichocentrum

Eriopexis

Euphlebium

Herpethophytum

Kinetochilus

Microphytanthe

Trachyrhizum

Urostachya