Method for rapidly separating auricularia auricula strains by utilization of dry auricles
A dry ear piece and fast technology, applied in the fields of botanical equipment and methods, application, horticulture, etc., can solve the problems of complicated operation, low success rate of mycelium separation and high cost of the separation method of fungus species, and achieve easy mastery and operation. Simple and easy to use, powerful effect
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[0026] 1. Source of dried ear pieces
[0027] (1) Dried fungus purchased from farmers in Yabuli, Heilongjiang Province; (2) Wild fungus picked from Liangshui Forest Farm in Yichun City, Heilongjiang Province, washed and dried in the shade; (3) Fungus cultivated by our laboratory Harvest after maturity, and dry in the shade naturally. The strains used are preserved in the China Center for Type Culture Collection (CCTCC), and the preservation number is black fungus DL202CCTCC M2011138. Separate 10 plates of each kind of fungus, connect 3 ear pieces to each plate, and count the survival rate.
[0028] 2. Preparation of PDA medium
[0029] Potato dextrose agar PDA medium: peeled potatoes 200g, glucose 20g, agar 8-10g, water 1000ml, pH natural. Wash and peel the potatoes and cut them into small pieces, weigh 200g, add 1000ml of water, boil for 30min or high-pressure cook for 20min, filter with gauze, add 20g of glucose and 10g of agar and stir to dissolve. After dissolving, filt...
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