00415 a2200145 4500 631.4 ANO/SU Anooja C. Lonappan, Researcher Substrate impact on biogas production and manurial value of slurry Vellanikkara College of Horticulture 2015 Soil science Biogas production Slurry Beena V.I, Guide TH 199397 199397 0 0 ddc 0 0 SA KAUCOA KAUCOA REF 2016-02-02 0 631.4 ANO/SU KAU_COA-T-1650 2016-02-02 00:00:00 2016-02-02 TH