[PDF] Top 20 Soil Microbial Biomass Carbon under Rhizosphere and Non- Rhizosphere of Maize after a Long-Term Nitrogen Fertilization and Tillage Systems

... that long-term applications of P fertilizer was likely more affected soil microbial biomass carbon than long-term N ...Zhong and Cai (2007) studied ... Lihat dokumen lengkap

... from microbial biomass C, the only treat- ment that affected ...(p<0.05) soil organic C in rhizo- spher was tillage system. Minimum tillage had the highest soil organic C, but ... Lihat dokumen lengkap

... decline and associated degradation of soil and environmental conditions under conventional tillage in tropical and subtropical regions underline the need to develop ... Lihat dokumen lengkap

... damage soil health, leading to poor productivity and large environmental ...in soil properties after three and a half years of vegetable cropping and discusses the ... Lihat dokumen lengkap

... quantity and quality of plant biomass inputs in response to warming could exert substantial impacts on soil ...in soil microbial biomass C and N after three- ... Lihat dokumen lengkap

... ("tree" and "grass" ...representation of tree and grass samples. At each of the 31 regions, a total of 200 soil cores were collected according to the ... Lihat dokumen lengkap

... half of total SOC (Jobbagy and Jackson, 2000) and are therefore potentially important for C sequestration ...strategies. A few studies have been conducted (e.g., Paul et al., 1997; Jobbagy ... Lihat dokumen lengkap

... Application of organic amendments and N fertilisation in the Ultuna long-term experimental plots substantially affected SOC in the topsoil, giving rise to a 4 times range in ... Lihat dokumen lengkap

... the soil-free root material revealed a strong fungal ...concentrations of 52 and 72 mg ergosterol g ÿ1 dry material were determined in the roots of Zea mays and Trifolium ... Lihat dokumen lengkap

... C and δ 14 C were estimated for each model run for each site and absolute errors were accumulated into a fitness ...made of the correlation of NPP to estimated annual average ... Lihat dokumen lengkap

... indicators of changes under organic management: Ac.P and Aryl activities did not respond to the different manage- ment, although other studies reported significant changes of ...study ... Lihat dokumen lengkap

... concentrations of mineral N could suppress the production of lignin-degrading enzymes by fungi (Fog, 1988; Tien and Myer, ...composition of micro-fungi have been found in forest soils treated ... Lihat dokumen lengkap

... area of 1800 m 2 on an east- facing hillslope ranging from 25±30% grade was set up for a reforestation experiment by two ...addition of organic waste (ORG) to the ...inoculation of pine plants ... Lihat dokumen lengkap

... center of the state of Sao Paulo, Brazil, and has been owned by the University of Sao Paulo (USP) since 1972 ...1950 and 1955, most likely burned and planted for several years in ... Lihat dokumen lengkap

... effect of the microbial inoculant combined with or- ganic residue on soil properties might also be attributed to a greater promotion of biological activity in the rhizosphere ... Lihat dokumen lengkap

... define and estimate indicators of the relationship between agricultural activities and environmental quality has been under way since ...quality and highlights the use of GIS to ... Lihat dokumen lengkap

... h under a ...end of the experiments, a subsample (10 g) of soil from each pot was diluted in ...performed, and the plates were inoculated by adding 25 ml of each ... Lihat dokumen lengkap

... [r] ... Lihat dokumen lengkap

... labile carbon was resulted from the growth and decomposition of organic ...the carbon compound into labile carbon (Conteh et ...Labile carbon function as the source of ... Lihat dokumen lengkap

... accumulation of P in the top soil horizons was expected since P is highly immobile in the soil due to clay and organic matter fixation (Jenkinson, ...cumulation of P in the top ... Lihat dokumen lengkap