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Note 4 - Inventories - Inventory Summary (Details) - USD ($)
Mar. 31, 2022
Jun. 30, 2021
Raw materials $ 1,212,699 $ 942,911
Supplies and packing materials 207,841 193,322
Finished goods 867,559 815,559
Total inventories $ 2,288,099 $ 1,951,792 [1]
[1] Derived from audited financial statements