Research Article

Efficacies of Various Anaerobic Starter Seeds for Biogas Production from Different Types of Wastewater

Table 2

factorial experiment design of starter seeds and wastewaters.

Starter seedWastewaterAbbreviation

Concentrated rubber (RBs)Concentrated rubber (RBw)RBsRBw
Cassava starch (CSw)RBsCSw
Palm oil mill (POw)RBsPOw
Swine manure (SWw)RBsSWw
Soymilk processing (SMw)RBsSMw

Cassava starch (CSs)Concentrated rubber (RBw)CSsRBw
Cassava starch (CSw)CSsCSw
Palm oil mill (POw)CSsPOw
Swine manure (SWw)CSsSWw
Soymilk processing (SMw)CSsSMw

Palm oil mill (POs)Concentrated rubber (RBw)POsRBw
Cassava starch (CSw)POsCSw
Palm oil mill (POw)POsPOw
Swine manure (SWw)POsSWw
Soymilk processing (SMw)POsSMw

Swine manure (SWs)Concentrated rubber (RBw)SWsRBw
Cassava starch (CSw)SWsCSw
Palm oil mill (POw)SWsPOw
Swine manure (SWw)SWsSWw
Soymilk processing (SMw)SWsSMw

Soymilk processing (SMs)Concentrated rubber (RBw)SMsRBw
Cassava starch (CSw)SMsCSw
Palm oil mill (POw)SMsPOw
Swine manure (SWw)SMsSWw
Soymilk processing (SMw)SMsSMw