Biogas is produced by anaerobic microbial activity in organic materials are biodegradable. Biogas generation as simply derived from the fermentation of fresh cow dung slurry, sewage know, ....
Recognizing that in the future chemical fertilizer ( anorganic) as non- renewable natural materials ( unrenewable) to the less availability, and, on the other hand, there is the health awareness of....
Increased power of absorbing water in the soil is done by making holes infiltration ( diameter 10 cm, depth = 1 m) on the ground and fill it with organic compost to produce a material that can....