Items where Author is " Wilhelm Sándor"

Wilhelm Sándor: Nutrition of the mudminnow (Umbra krameri Walbaum) in the basin of the Ér river. In: Tiscia 36. pp. 23-28. (2007)

Harka Ákos and Sallai Zoltán and Wilhelm Sándor: Effects of water pollution and global warming on the fish fauna of the Romanian tributaries of the River Tisza. In: Tiscia 33. pp. 51-58. (2002)

Wilhelm Sándor and Harka Ákos and Sallai Zoltán: The prevailing anthropogenic effects on certain smaller Northwestern Romanian rivers. In: Ecological aspects of the Tisa River Basin : 10 years anniversary regional conference 21nd - 24th March 2002., Târgu Mureş, Romania 6. pp. 187-198. (2002)

Banarescu Petru M. and Telcean Ilie and Bacalu Petru and Harka Ákos and Wilhelm Sándor: The fish fauna of the Criş/Körös river basin. In: The Cris/Körös rivers' valleys : a study of the geography, hydrobiology and ecology of the river system and its environment 2. pp. 301-325. (1997)