[PDF] Top 20 Directory UMM :Data Elmu:jurnal:S:Soil Biology And Chemistry:Vol33.Issue2.Jan2001:

... decrease soil ATP levels (Brookes and McGrath, 1984), but also signi®cantly reduced the light emitted from ATP bioluminescence reaction ...(Singh and Singh, 1987), however, the quenching effect ... Lihat dokumen lengkap

... Many soil-borne fungi examined previously had Lloyd's index of patchiness values of less than 2, indicative of low aggregation (Grif®n and Baker, ...Campbell and Bensen (1994) for 44 previous ... Lihat dokumen lengkap

... upon soil rewetting is ...a soil (Stevenson, ...in soil solution DOC upon fumigation were ...after soil rewetting (data not shown). Similarly, Powlson and Jenkinson (1976) found ... Lihat dokumen lengkap

... the soil in Palm Paddock where these trials were carried out, and to determine temporal variation in the relative abundance of these microorganisms, 30±40 g soil samples (1±8 cm depth) were collected ... Lihat dokumen lengkap

... calibration and testing was based on different sections of the competition experiments by Wang and Bakken (1997), which will be described in some ...17.5) and net N immobilization (barley straw, C:N ... Lihat dokumen lengkap

... N and abundance of bacterial-feeding nematodes were all affected by the combination of defoliated species but not by total defoliated shoot ...mass and by species combination effects over and above ... Lihat dokumen lengkap

... publication, and offered a few simple guidelines for authors, reviewers, and ...mycologists, and published in thoroughly respectable journals' and emphasised that `although the ulti- mate ... Lihat dokumen lengkap

... Porterb aGrand Traverse Soil and Water Conservation District, Traverse City, MI, USA bDepartment of Plant, Soil and Environmental Sciences, 5722 Deering Hall, University of Maine, Oron[r] ... Lihat dokumen lengkap

... air-dry soil was pre-wetted overnight and ultrasoni®ed in 300 ml of deionized water in a 400-ml beaker at 300 W for 8 min with a 1/2-inch ...of soil samples was calculated with known moisture ... Lihat dokumen lengkap

... of soil bacterial communities pre-exposed to different metal concentrations and then reestablished in an unpolluted soil were examined during a one year incubation period using the thymidine ... Lihat dokumen lengkap

... site and could be opened and closed automatically by the use of pneumatic pistons and clamps; an automated sampling device; a pump; a ¯ow- controller; and a gas chromatograph equipped with a ... Lihat dokumen lengkap

... change and its effects on our future environment requires a better understanding and quanti®cation of the processes contributing to global ...of soil processes and a much better understanding ... Lihat dokumen lengkap

... plants and controls (without ...measured and then, the roots were rinsed in sterile water and transferred individually to thread cap tubes containing 16 ml sterile ...shaker, and 50 ml of the ... Lihat dokumen lengkap

... ¯ooding, soil compaction or (at least on a small scale) by stimulated microbial respiration due to, ...arable soil. Thus, with respect to changes in land use and management practice in agriculture ... Lihat dokumen lengkap

... meadow soil. We combine previously published seaso- nal data sets of soil proteolytic rates and amino acid concen- trations with new seasonal data for microbial amino acid consumption ... Lihat dokumen lengkap

... cooperation and commitment to ...Centre, and Gombe Stream Research Centre. We thank Cameron Currie and James Scott, Department of Botany, University of Toronto, for their comments on the manu- ... Lihat dokumen lengkap

... C and N supply than did ...uptake and release of N-containing exoen- zymes at substrate addition rates that failed to stimulate microbial growth; or (3) a shift to microbial populations with higher N ... Lihat dokumen lengkap

... hydrolyzers and methylamine utilizers were not statistically different may be ...(Chaudhry and Ali, 1988; Singh et ...carbofuran and utilizing methyla- mine as a sole source of C for ...methane ... Lihat dokumen lengkap

... base and each root-soil column pulled out. The soil was subsampled in four 5-cm layers, homogenized, and analyzed ...Each soil sample was divided into four parts. (1) About 100 g ... Lihat dokumen lengkap

... respired and more of it was assimilated and recovered in a chloroform-labile pool compared to 300 mg C g 2 1 ...Bremer and Kuikman (1994) suggested the following conceptual ...by soil ... Lihat dokumen lengkap