[PDF] Top 20 Directory UMM :Data Elmu:jurnal:S:Soil Biology And Chemistry:Vol32.Issue6.Jun2000:

... (Sparling and Zhu, 1993), 1.8 (Joergensen and Brookes, 1990), to ...O and Ah hor- izons both estimates are greater than 5 shows that in these soils the microbial biomass is mainly fungal rather than ... Lihat dokumen lengkap

... of soil acidity since it is pro- tected from leaching ...deeper soil layers and store it in their foliage. With litter-fall and subsequent release of ash alkalinity, ANC and even- ... Lihat dokumen lengkap

... factors and tend to increase with stresses such as nutrient limi- tation and insect attack (Ricklefs and Matthews, 1982; Tiarks et ...methods and standards have been used to extract and ... Lihat dokumen lengkap

... the data are shown as a percentage increase (or decrease) of the variables monitored in the experiment (0±168 ...methyl and alkyl C in the early phases of decomposition (Hopkins and Chudek, ... Lihat dokumen lengkap

... organic and nonpolar molecules (Boyd and Mortland, 1985, 1986, 1990; Lee et ...Favre and Lagaly, 1991; Jaynes and Boyd, 1991a, ...stitution and are able to adsorb such hydrophobic ... Lihat dokumen lengkap

... phosphorus and sul- phur cycles, including enzymes with substrates of both high and low molecular mass, and we discuss their re- lationships with each other and with the physical, chemical ... Lihat dokumen lengkap

... general soil properties of these ...TRC and KRD were strongly a€ected by volcanic ash, with high carbon contents (125±230 mg g ÿ1 soil) and weak or strong andic soil ...The soil ... Lihat dokumen lengkap

... debris and manure (Christensen, ...the soil, the light fraction can be considered as the residual fraction inaccessible to decomposition, due to its quality or due to the inability of the decomposer ... Lihat dokumen lengkap

... decomposition and net N mineralization-immo- bilization patterns of individual and mixed maize and pigeonpea residues were studied in Malawian soils of varying ...residues and mineral N ... Lihat dokumen lengkap

... N and lignin ...residues, and taking into account the amount of N transferred abiotically in sterile soil cores, we estimate a fungal N translocation potential of ...of soil N into decomposing ... Lihat dokumen lengkap

... Fractional recoveries of added glucose ranged from 0.56 to 1.03 and averaged 0.92, 0.78, 1.0, 0.93 and 0.90 for the ®ve respective sampling dates (Table 1). The one anomaly was the low recovery in the ... Lihat dokumen lengkap

... Woburn and Braunschweig and that metal contamination subsequently killed o€ non- tolerant forms is not in ...McGrath and Chaudri (1999) to suggest that this point was ignored, since it is central to ... Lihat dokumen lengkap

... 1973. Soil Survey of Anne Arundel County, MD. USDA Soil Conservation Service, Washington ...plants and tissues and dependence on environmental factors, metabolism and invaded ... Lihat dokumen lengkap

... ÿ6 and 10 ÿ7 ) of each sample were spread-plated onto 10% tryptic soy agar (TSA) (Wollum, ...the soil samples from which they were removed (4, 22 or ...fast- and slow-growing organisms were included ... Lihat dokumen lengkap

... (Wyss and Moreland, 1968; Whittenbury et al., 1970) and as copious slime (Hou et ...56%, and amino acid contents between 30 and 38%. Southgate and Goodwin (1989) reported both viscous ... Lihat dokumen lengkap

... ÿ2 s ÿ1 ; temperature 18/148C (day/ night); relative humidity 65/70% (day/night) and wind speed ...m s ÿ1 ...experiment, soil water was kept at about 14% w/w (60±70% of ®eld capacity) by ... Lihat dokumen lengkap

... macroaggregates and in an increase in the microbial biomass, especially in the fungal biomass, in ...growth and macroaggre- ...manure-amended soil, presented a greater potential for microbial ... Lihat dokumen lengkap

... experiments, soil was placed in 120 ml specimen cups. In Experiment 1, soil was collected immediately after the snow had receded in ...2 and 3, soil was collected in the ...38C and a ... Lihat dokumen lengkap

... fungal and plant feeding species and it appeared from the increasing f/b ratio that the decrease was larger in the bacterial feeding nematodes than in the fungal ...other soil organisms negatively ... Lihat dokumen lengkap

... (Vancura and Kunc, ...grassland soil consist almost exclusively of the vesicular±arbuscu- lar type (Frey et ...(Salmanowicsz and Nylund, ...reported and are in most cases hampered by an ... Lihat dokumen lengkap