ph, temperature, waste loading, absence of oxygen and toxic materials. some of the commonly used biological treatment processes are described below: aerated lagoons: these are large holding tanks or ponds having a depth of - m and are lined with cement, polyethylene or rubber. the effluents from primary...
wool cotton other vegetable fibres total source: calculation is based on the itc database export and import of live animal from india ( - ) export and import of meat and meat products from india ( - ) export and import of fish and crustaceans from india ( - ) ( ' u s $ ) export trend of live animals...