FUNGI IN ECOSYSTEM PROCESSES - CHAPTER 5 pptx

... 13.0 8.3 12.3 72 .5 Fusarium 6.7 5. 0 8.0 45. 9 Myco þ Fusarium 7.8 6 .5 10.6 65. 9 Rhizoctonia 6.9 5. 0 7.0 39.8 Myco þ Rhizoctonia 9.1 6.7 8.7 60 .5 Fusarium þ Rhizoctonia 5. 8 5. 0 5. 3 38.4 Source: ... been conducted in agricultural settings or in artificial conditions; the importance of these interactions in natural ecosystems and their in uence on plant fitness is largely u...

Ngày tải lên: 11/08/2014, 13:22

... regulation of ecosystem processes. Fungi are important in driving or controlling the mineral and energy cycling within ecosystems and in uencing the composition of other organisms within the ecosystem. Copyright ... intervention in the carbon cycle (Fig. 1 .5) . Harley cautions, howe ver, that there are two difficulties in determin ing the roles of fungi in ecosystems. First...

Ngày tải lên: 11/08/2014, 13:22

... Marasmiellus, Marasmius, and Mycena are the main fungi involved in forest floor litter trapping. The effect of litter binding by fungi increases with increasing ground slope. Lodge and Asbury (1988) ... been reported to be 55 (Kis-Papo et al., 2001). Kohlmeyer and Kohlmeyer (1979) characterize marine fungi in terms of their habitat and function. Arenicolous, or sand-inhabiting fung...

Ngày tải lên: 11/08/2014, 13:22

... tropical cesalps, indicating the effect of ectomycorrhizal fungi in maintaining high levels of phosphorous in the rooting zone of these leguminous trees. Data from Newbery et al. (1997). Fungi and Primary ... drought Shoot Seed 1. 35 0.99 Seedling 0.83 0.79 Root Seed 0.72 0.48 Seedling 0.22 0. 35 After drought Shoot Seed 9.36 5. 89 Seedling 6.92 5. 67 Root Seed 4.47 2. 65 Seedlin...

Ngày tải lên: 11/08/2014, 13:22

... 1993; Zak et al., 19 95) . In what other ways can the sustained presence of fungal mycelia in the ecosystem help in maintaining ecosystem stability? 7.6 FUNGI IN ECOSYSTEM PROCESSES: WHAT NEXT? We ... processes that are active in returning the system to stability or moving the system to a different state of equilibrium. One way in which to gain insight into the role of...

Ngày tải lên: 11/08/2014, 13:22

... suggest a third negotiation style called princi- pled or win-win negotiation. The main idea behind principled negotia- tion is that both sides explore the interests of both parties and discover a ... is inter- rupted during the meeting and does not appear to have any interest in resuming the meeting. Consider someone who accepts a cell phone call in the middle of a negotiation and remains...

Ngày tải lên: 01/07/2014, 22:20

... nickel-containing catalysts, have been associated with human cancer (6). Individuals involved in certain mining processes and in iron or steel founding may be at greater risk for metal-induced ... Some evidence indi- cates that metals can replace zinc in DNA-binding zinc finger proteins (119), which are typically transcription factors that show a high site-specific DNA bind- ing (120)....

Ngày tải lên: 11/08/2014, 15:20

... Francis, 1960 0 .5 7 I* 2–3 –12°C Colorado Rosinski, et al., 1976 0 .5 5 O* 0 .5 10 I 2–3 –12°C Montana Rosinski, et al., 1976 1 5 O 1 .5 10 I 2 5 – 15 C Montana Rosinski, et al., 1976 1 5 O 0.2–7 I 2–3 ... 0.1–0 .5 0 .5 5 5–10 10– 15 15 20 20– 25 25 30 30–40 40 50 50 –60 60–70 70–100 100– 150 150 –200 200– 250 Cloud droplets 10 6 1 .5 × 10 7 3 × 10 7 2 .5 × 10 7 1 .5 × 10 7 5...

Ngày tải lên: 18/06/2014, 19:20

... 0.0008 Microsphericals 0. 754 ± 0.194 24 Individual 2 25. 7 Dust >10 µm 0.673 100 Accumulation 2 25. 7 0 .54 3 100 Accumulation 2 25. 7 0 .56 25 Accumulation 2 25. 7 0 .55 1 25 Accumulation 2 25. 7 0.629 50 Accumulation 2 25. 7 ... (nm) Fibrous 0.218 ± 0,12 85 Individual 2 25. 7 Dust <10 µm 0. 155 70 Accumulation 2 25. 7 0.228 200 Accumulation 286 .5 0.181 100 Accumulation 286 .5...

Ngày tải lên: 18/06/2014, 19:20

... (Figure 5. 18) consisting of Initial Rendzina-like soil (core 1), Rendzina-like soil (core 2), Brown Rendzina-like soil (core 3), Terra fusca-like soil (core 4), Terra rossa-like soil (core 5) , and intergraded ... remediation of contamination in soil is becoming an important aspect of radiological protec- tion. The main radionuclides involved in radioactive studies in soils are liste...

Ngày tải lên: 18/06/2014, 19:20