Agriculture in 1954

The Dancing Bees: An Account of the Life and Senses of the Honey Bee by Frisch, Karl

The Oxford System of Decimal Classification for Forestry by Cab International

Biochemische Charakteristik Der Widerstandsfähigkeit Der Pflanzen Gegenüber Mikroorganismen by Rubin, B. A., Arzichowskaja, E. W.

März-April 1955 by

Mai-Juni 1953 by

Jan. - Febr. 1953 by

"Fiebernde" Pflanzen - Mehr Brot? by Arland, Anton