@misc{HelmerHelmerMartinCreuzburgetal., author = {Helmer, Michelle and Helmer, Desiree and Martin-Creuzburg, Dominik and Rothhaupt, Karl-Otto and Yohannes, Elizabeth}, title = {Toxicity and Starvation Induce Major Trophic Isotope Variation in Daphnia Individuals: A Diet Switch Experiment Using Eight Phytoplankton Species of Differing Nutritional Quality}, series = {Biology}, volume = {11}, journal = {Biology}, number = {12}, issn = {2079-7737}, doi = {10.3390/biology11121816}, language = {en} }