How much is the cow yield from anaerobic digestion that can be obtaine

1.	How much is the cow yield from anaerobic digestion that can be obtained?
A.	t0.1 m<sup>3</sup>/Kg dung
B.	t0.2 m<sup>3</sup>/Kg dung
C.	t0.3 m<sup>3</sup>/Kg dung
D.	t0.4 m<sup>3</sup>/Kg dung
Answer» E.

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