FALCK Richard and Olga, Ptychogaster wood rot of coniferous trees. An antifungal serum and method to combat the fungus used by X + Y.

Ptychogaster wood rot of coniferous trees. The antifungal serum and method of fighting the fungus used by X + Y.

Protection of wood with chemical agents and simple application of these agents in urban, rural or open construction. Warsaw 1938 Print. Technniczna. 8, pp. 181, illustrations (including color and in plates), cover broch. Orig. of the Research Institute of State Forests.
Unpigmented and soiled covers, bibl. stamps, otherwise good condition. Titles in Polish and German.