7Kaufman S M,Goldstein N,Millrath K,et al.The state of garbace in America[J].Biocycie,2004,45(1):31-33.
8Kaplan D,Hartenstein R,Neuhauser E,et al.Physicochemical requirements in the environment of the earthworm Eisenia foetida[J].Soil Biology and Biochemistry,1980,12(4):347-352.
9Aira M,Monroy F,Dominguez J.C to N ratio strongly affects population structure of Eisenia fetida in vermicomposting systems[J].European Journal of Soil Biology,2006,42(1):127-131.
10Ndegwa P M,Thompson S A,Das K C.Effects of stocking density and feeding rate on vermicomposting of bilsolds[J].Biores Technol,2000,71:5-12.
