Materials on phenology: the results of observations in the Moscow province: the history of the development of phenological obser...

Materials on phenology: the results of observations in the Moscow province: the history of the development of phenological observations: Russian bibliography in phenology / Zdanovsky, Ignatius Adolfovich (1889-1933).- Moscow: Publishing House Mosk.Zem.Department, 1925. -605: Territory..Source of an electronic copy: Russian Geographical Society