Although aquaponics is usually used in commercial food production, it is actually quite easy to set up an aquaponics system in your backyard, patio or even on your roof. If you like eating organic products you can grow your own organic vegetables a
Wood ash contains calcium carbonate around 25%, potassium 3% and other useful elements like phosphorous, manganese and zinc. In terms of commercial fertilizer, wood ash contains 0-1-3 (N-P-K). It can be an excellent fertilizer for your garden if you use it correctly.