The aim of study as to determine the effects some composts on nutritional value Pleurotus pulmonarius (Fr.) Quel. energy, dry matter, moisture, crude protein, fat, ash, organic and nitrogen free extract were 311.3-313.9 (kcal 100 g-1), 91.8-92.5, 7.5-8.2, 27.3-38.6, 1.5-1.9, 5.3-6.4, 35.9-46.8 86.0-87.1 (g g-1) weight, respectively. contents polymeric substance determined 13.6-16.2% cellulose, ...