Aquaponics: questions of science fair?

Some current conditions on nutrient aquaponics Tip: situation of White Night : queries of science fair When I see that "home" organic fertilizer from food waste to replace commercial fertilizer könnte.Es winter so I plant my radishes bananas for potassium innen.Ich m 'with beans for nitrogen and phosphorus for fungi and coffee grounds could be as a separate ExperimentIch have a question about my "residence" fertilizer. Since plants require 3 major nutrients, I do not know what really should

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