TY - GEN AU - ELLIOTT,A M TI - A photoelectric colorimeter for estimating protozoan population densities SN - 0003-0023 PY - 2007///1227 KW - Animals KW - Colorimetry KW - Eukaryota KW - Invertebrates KW - Microscopy KW - instrumentation KW - Population Density N1 - Publication Type: Journal Article ER -