About Lesson
A. Mother grain spawn
1. Wheat/rye grain + 1.5% gypsum
2. Cotton seed hull 40%, saw dust 38%, wheat bran 20%, sugar 1% and gypsum 1%
B. Planting spawn
1. Saw dust 78%, rice/wheat bran 16%, sugar 1.5%. corn flour 1.7%, ammonium sulphate 0.3%, calcium superphosphate 0.5%, gypsum 2%.
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