SOVON (1985) Cooperating Organizations Bird Research Netherlands. Participation in 1984 and 1985. LIMOSA 58 (4): 170-170.

130 plots of data received (state November 1). It is known that about 15 plots in 1984 Whey, but not in 1985 census. in 1985 however, there are 45 new plots were added, so the total number of plots in 1985 higher than the number might come in 1984.

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