For a normal human diet needs carbohydrates, starch sugar, fats and proteins. Starch and fat we found in plants. But here in the proteins we feel the lack, they are few in flowering plants, especially in the wild. Even in wheat bread, only 8 percent of the total protein. But in meat protein 38 percent. But where are we to get in the woods meat? We've got no guns, no bullets and gunpowder, had a happy than Robinson Crusoe. We can not shoot forest game. Have to look for alternatives to meat medium di flora. And these alternatives – is mushrooms. In the dry matter of mushrooms 40 percent protein. Mushrooms have a fat and self char. Instead of the usual starch in plants mushrooms contain glycogen – "animal starch. "The composition of mushrooms close to the meat, so they are called" vegetable meat. "Each le all seek in the forest – to get more mushrooms. But not all mushrooms wealth used. Fungi can collect twice as much. First, you need be able to find mushrooms and secondly in need but know what mushrooms can be eaten.