(1) Cost of mushroom sticks produced by mushroom farmers, per stick 1.5-2.5 yuan. In its production form, most of the processes that need to be completed in a limited time with a large amount of labor at one time are produced in a joint group of 3-5 households, regardless of wages, or organized by relatives and friends for surprise completion. It is assumed that the preparation of raw materials, mixing and sterilization, inoculation and cultivation of bacteria and the construction of mushroom shed are all completed by mushroom farmers themselves.

(2) Piece-by-piece payment for the finished mushroom sticks in the industrialized production mode of large mushroom growers, with a total cost of about 5.25 yuan. * * * consists of four parts. ① Material cost 1.55 yuan. ② The mushroom shed damaged each bag of 0.2 yuan. ③ Production cost of bag material 1. 15 yuan. ④ The cost of rod culture is 2.25 yuan per bag.

2. Profits from mushroom cultivation: (1) After a long-term investigation of large-scale production conditions, about 50% of mushroom farmers have an output value of 4,000 to 5,000 yuan per thousand bags, and a profit of 2,000 to 3,000 yuan per thousand bags.

(2) There are 30% mushroom farmers whose output value per thousand bags is less than 3,500 yuan. About 15% of mushroom farmers have an output value of more than 5000 to 6000 yuan per thousand bags. Mushroom farmers with an output value of more than 4,000 yuan produce more than 60% of flower mushrooms. Mushroom farmers whose output value exceeds 5,000 yuan have the conditions for purchasing and exporting fresh mushrooms, and the quality fresh mushrooms purchased by them are 8- 15 yuan per kilogram.