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Herba Polonica > 1998 > 44 > 4 > 397-402
Acta Agraria et Silvestria. Series Agraria > 1996 > 34 > 13-22
Herba Polonica > 1998 > 44 > 4 > 397-402
Acta Agraria et Silvestria. Series Agraria > 1996 > 34 > 13-22