ABSTRACT


Vital Valdivia B.1
 

Soybean varietal trials were carried out at Experiment Stations and Substations located at Santiago, 32° 27' S, Lat; Paine, 33° 47' S. Lat; Chillán, 36° 36' S. Lat, and Temuco, 38° 45' S. Lat, during the 1958-59, 1959-60, 1960-61 and 1961-62 seasons. llaturity groups III and IV perfonned better in the north of the Central irrigated region. Adams, Clark and Chief showed satisfactory yields. Maturity groups I amI II appear to be well adapted to the climatic conditions of South-Central region. The varieties of the maturity group 00 showed a better adaptation to the Temuco area.

Keywords:
1 Ingeniero Agrónomo. M. S., Proyecto Oleaginosas, Instituto de Investigaciones Agropecuarias.