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    Dr. Bruce Bugbee method: NASA technique on Mars etc.

    Is this right? NPK 20-10-20 is 120-26-100 ppm. In reddit interview Dr Bugbee states: "Here is what we know so far: 15 ppm P is adequate during vegetative growth, but unfertilized cannabis flower are a strong sink for P and accumulate more than 1% P in the flower buds. This is not needed...
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