香菇属于低温变温结实性食用菌。是一种高蛋白低脂肪并富含多种维生素的食品。渭北旱塬由于气候冷凉，日温差大，大气干燥，具有生产优质香菇──花菇的优越条件。特别是渭北旱塬多年来发展近450万亩（667米2）的苹果、梨等果树，每年修剪树枝约200万吨，可生产香菇17万吨，产 Mushrooms are low temperature and temperature solid edible mushrooms. Is a high protein low fat and rich in vitamins food. Weibei arid plateau due to cold climate, large temperature difference, the atmosphere is dry, with the production of high-quality mushrooms ─ ─ Mushroom superior conditions. Especially the Weibei arid plateau has developed nearly 450 million mu (667 m 2) of fruit trees such as apples and pears over the years, pruning about 2 million tons of branches each year and producing 170,000 tons of mushrooms