Blue stone or otherwise copper sulfate in powder. The well-known blue stone is characterized by its flexibility to be applied to treat various conditions and diseases.
More specifically, the blue stone is used as:
Herbicidal and / or bactericidal.
Soil strengthener (fertilizer) before sowing.
In the sprinkling of fruits and in viticulture.
Basic ingredient in the construction of bordigal pulp.
*Pesticides Require Prescription (Spraying License)
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