00430nam a2200109Ia 4500080001900000245004500019260002200064300001000086500000800096520019700104583001900301  a08.11.06 B6155  aBiogas 2 : building a better biogas unit  bFAOaRomeITc1986  a47 p.  aIDS  aIllustrates and explains the steps to be taken in the construction of a small biogas unit.  Advises on the care of such a unit and briefly outlines steps for the construction of a bigger unit.  c3/7/00kM2LMGR