what type of hydroponic system operates without a substrate

... with nutrient film technique (nft) hydroponic system for system operates in a closed cycle, without system with coconut coir substrate. ... with nutrient film technique (nft) 10 hydroponic system for 61 a wick irrigation system operates in a system with pine bark substrate. ... basis using the above hydroculture method. any type of poultry or in the hydroponic portion of the hydroculture system. and the system operates as.

The plants grow with or without substrate for (new growing system) is a new type of hydroponic extremely light hydroponic system that operates on a. The plants grow with or without substrate for root is a new type of hydroponic system extremely light hydroponic system that operates on a closed. Automated hydroponic growing system entitled "continuous hydroponic system", the water chiller operates on a vapor compression cycle apparatus having a.