00475nam a2200169Ia 4500008004100000020001500041082001900056100001600075245005200091260003000143300000800173650004100181650003400222653001500256700001800271700001600289170901s1999    xx            000 0 und d  a0851992706  a639.7546bL28E  aLavelle, P. 0aEarthworm Management in Tropical Agroecosystems  aUKbCABI Publishingc1999  a300  aAgriculture and related technologies  aTechnology (Applied sciences)  aEarthworms  aBrussaard, L.  aHendrix, P.