Optimizing Quinoa Cultivation: Combined NPK Fertilization as a Key Agronomic Practice Steering Yield, Growth, and Nutritional Quality
Background: Quinoa (Chenopodium quinoa Willd.), valued as a nutrient-dense grain, has seen expanded cultivation in China. However, its yield and quality are often unstable due to suboptimal fertilization practices, and the specific regulatory roles of macronutrients (N, P, K) remain unclear. This study aimed to elucida...