Proceedings of the 4th International Congress of Acarology, Saalfelden (Austria) /

Land use in advancing agriculture /

Proceedings of the 2nd International congress of acarology Sutton Bonington 19th-25th July, 1967 /

Agricultural trade in Central and Eastern Europe /

Review of the agricultural situation in Europe at the end of 1960.

Advances in protoplast research : proceedings of the 5th international protoplast symposium /

Prices of agricultural products and fertilizers in Europe 1959/60.

Review of the agricultural situation in Europe at the end of 1981. vol. 1 : general review and grain

Agriculture.

Agriculture. 2004-2006

Hungarian agriculture 1945-1970.

Agriculture : the journal of the Ministry of Agriculture, Fisheries and Food.

Advances in electrophysiology and -pathology of the visual system : proceedings of the 6th ISCERC symposium from September 29th to October 2nd 1967 Erfurt /

European Programs of Agricultural Reconstruction and Development.

Advances in databases and information systems. : 6th East European conference, ADBIS 2002 Bratislava, Slovakia, September 8-11, 2002. Proceedings. /

Agriculture and the enwironment. : The 1991 yearbook of agriculture.

Agriculture - Poľnohospodárstvo : journal for agricultural sciences.

Advances in lymphology : proceedings of the 8th international congress : Montreal, 1981 /

Prices of Agricultural Products and Fertilizers in Europe 1960/1961. This paper in the eleventh...

Current advances in vitamin K research : proceedings of the 17th Steenbock symposium held June 21st through June25th, 1987 /