Problems of Ecological Security in Agriculture. Vol. 4 /
Problems of Ecological Security in Agriculture. Vol. 4 /
Ed. V. Yu. Titov.
- Sergiev Posad : Russian Academy of Agricultural Sciences, 1999.
- 92 s. : wykr. ; 24 cm.
Bibliogr.
Russian Academy of Agricultural Sciences.
Bibliogr.
Russian Academy of Agricultural Sciences.