... structure, texture, and aeration and increasing the soil’s water-holding capacity.l Eco-friendly (Decomposed from organic substance, and does ... : three years.UASAGE AND DOSAGEUsage: Secondary dilution of Bio-Gain TM microbial fertilizer, and flush away with water.Dosage: 18 packs ... to enhance processes and solve problems. microbial fertilizer BIO-GAIN TM