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AGRIS - 国际农业科技情报系统

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1929

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Histoire agraire de la Lettonie

1929

Švābe, Arveds

history latvia land tenure latvija land reform and utilization (macroeconomics) land development agricultural economics (general) geschichte 1200-1920
National Agricultural Library - United States of America
Noverojumi purvu kultura

1929

Konrads, P.

peat agriculture latvia soils
National Agricultural Library - United States of America
Materiali Latvijas agrārās reformas vēsturei

1929

history latvia land reform
National Agricultural Library - United States of America
Latvijas mezu tautsaimmieciska nozime | The economic importance of forests of Latvia

1929

Ceichner, Alfred

forest management forestry forest products
National Agricultural Library - United States of America