Labor (1) Women chemists (1) Variations (1) Urea (1) Time (1) Tannins (1) Solids (1) Quality of products (1) Plants (1) Health (1) Fermentation (1) Enzymes (1) Calcium carbonate (1) Bread (1) Attention (1) Animals (1) Taninos (1) Cantidad (1) Factores (1) Variaciones (1) Salud (1) Carbonato cálcico (1) Calidad (1) Atención (1) Urea (1) Pan (1) Fermentación (1) Enzimas (1) Plantas (1) Sólidos (1)