Feedstock

Pretreatment

Bioethanol

Yield

Ref

Elephant grass (Pennisetum purpureum)

Hydrolysis: NaOH 1 M

Fermentation: Aspergillus niger/ Saccharomyces cerevisiae

30 g/L

[7]

King grass (Pennisetum hybridum)

Hydrolysis: Enzimática

Fermentation:Saccharomyces cerevisiae

27.7 g/L

[8]

Kikuyo grass

(Pennisetum clandestinum)

Hydrolysis: H₂SO₄ at 72%

Fermentation: Saccharomyces cerevisiae

128 g/L

[9]

Timothy grass

(Phleum pratense L.)

Hydrolysis: Enzymatic

Fermentation: Saccharomyces cerevisiae

4 g/L

[10]

Grass lawn waste

Hydrolysis: H₂SO₄ at 10%

Fermentation: Pichia stipitis

0.108 g/g

[11]

Napier grass

(Pennisetum purpureum Schumach)

Hydrolysis: water/NH₃

Fermentation: Saccharomyces cerevisiae

0.174 g/g

[12]