Diese Studie zeichnet die historische Entwicklung der Agrarproduktion nach. Die Landwirtschaft und ihre wichtigsten Produktionszweige werden auf Grund fortlaufender statistischer Daten in jährlichen (
PERIOD: End of each year 1921-1930. By region at the end of 1930, however for fishing associations and their federations at the end of 1929. SOURCE: Statistical Yearbook of Ministry of Agriculture and
This volume consists of two sections. The first section records average yields of wheat and hay and includes the following information: police patrol district, main towns in police district, land unde