Ślepaki (Diptera, Tabanidae) Niecki Nidziańskiej
Autor:
Przemysław Trojan
The influence of the size of the cage on the numbers and density of a self-ranging population of white mice
Autorzy:
Kazimierz Petrusewicz, Przemysław Trojan
Fluctuations in numbers and reduction of the Colorado beetle (Leptinotarsa decemlineata Say) in natural conditions
Autorzy:
Jerzy Karg, Przemysław Trojan
Egg reduction of the Colorado beetle (Leptinotarsa decemlineata Say) as hunger-dependent reaction
Autor:
Przemysław Trojan
