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What are some practical tips for box cultivation of Gastrodia elata?
(1) Box specifications: a wooden box with a length of 60 cm, a width of 40 cm, and a height of 30 cm is usually used as the container, with handles installed at both ends of the box for easy carrying. (2) Filling and planting: first lay a piece of plastic film larger than the surface area of the wooden box inside the box, then spread a layer of a mixture of river sand with 45% humidity, humus soil, and sawdust on the film, then at intervals of about 5 cm, place one piece of fresh wood and one piece of fungal wood alternately in the box, fill the gaps with the mixture so that the fresh wood and the fungal bed are in a semi-buried state. Between the fungal wood and the fresh wood, at intervals of 8