Water Hyacinth (Eichhornia Crassipes) Leaves as an additive ingredient in Nile Tilapia 16 (Oreochromis Niloticus) Feeds Conceptual Framework Formulati on of feeds using 313 grams of water hyacinth Gathering the raw materials and other needed ingredients Drying the water hyacinth leaves Grindi ng the leaves Weighing the ingredients Mixing the powdered leaves to other ingredient s Pelletizing Dryin g Water hyacinth fish feeds