Varietal Response of Cowpea (Vigna unguiculata L.) to Vermicompost Application: Enhancing Growth and Yield Components in Tropical Agroecosystems of Sri Lanka
The excessive dependence on synthetic fertilizers in crop production has raised concerns regarding soil degradation, environmental sustainability, and long-term agricultural productivity. Vermicompost represents a promising organic nutrient source; however, its effectiveness in improving crop performance may vary depen...