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Wheat Producers
3 years, 9 months ago
from Wheat Producers
According to the plant tissue analysis, this wheat tested at 4 ppm (parts per million) Copper concentration, and “adequate” levels are between 5 and 15 ppm. Copper is a micronutrient which means that it is needed in less quantity than macronutrients, but it is still very much needed. (cont...)