Title:Tissue-specific bioconcentration and biotransformation of cypermethrin and chlorpyrifos in a native fish (Jenynsia multidentata) exposed to these insecticides singly and in mixtures
Title:Un acercamiento a la relación de las hormonas gastrointestinales con el consumo de alimento en rumiantes / An approach to the association between gastrointestinal hormones and dry matter intake in ruminants