Proceedings of the Institute of Physical Geography.Ext.21: Materials on the dynamics of the plant mass and chemical substances o...

Proceedings of the Institute of Physical Geography.Ext.21: Materials on the dynamics of plant mass and chemical substances of the herbistic during the growing season in various zones of the USSR / Grigoryev A.A.- Leningrad: Publishing House of the Academy of Sciences of the USSR, 1936. -605: Territory ed.2nd, outfit.and add..Electronic copy source: Bin RAS