Relationship between the amount and the activity of the microbial biomass in dutch grassland soils: comparison of the fumigation-incubation method and the Substrate-induced respiration method text Ind 6 p.: ill.; 27 cm. 6 p.: ill.; 27 cm. Repr. from: Soil Biol. Biochem. vol. 25(5) 1993: p. 533-538.-- Bibl.: p. 538 HASSINK, J. GRASSLANDS NETHERLANDS SOIL BIOLOGY 631.46 INLIS000000000004187 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)