Study on the Changes of Biotic Variables, Their Influence on the Primary Productivity and the Effect of Manuring of Fish Ponds Journal title: Ecologia Balkanica Authors: Doychin Terziyski, Roumen Kalchev, Hristina Kalcheva, Vesselin Alexandrov Subject(s): Biological Sciences, Ecology
Relationships Between Plankton Primary Productivity, Biotic and Abiotic Variables of Carp Fish Ponds Journal title: Ecologia Balkanica Authors: Doychin Terziyski, Roumen Kalchev, Hristina Kalcheva, Vesselin Alexandrov Subject(s): Biological Sciences, Ecology