soil organisms and ecology chapter 11. table 11.1

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Soil Organisms and Ecology Soil Organisms and Ecology Chapter 11 Chapter 11

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Page 1: Soil Organisms and Ecology Chapter 11. Table 11.1

Soil Organisms and EcologySoil Organisms and Ecology

Chapter 11Chapter 11

Page 2: Soil Organisms and Ecology Chapter 11. Table 11.1

Table 11.1

Page 3: Soil Organisms and Ecology Chapter 11. Table 11.1

Page 4: Soil Organisms and Ecology Chapter 11. Table 11.1

FIGURE 7–5FIGURE 7–5 Interrelationships of autotrophic and heterotrophic organisms: nutrient cycling and energy flow. Interrelationships of autotrophic and heterotrophic organisms: nutrient cycling and energy flow.

Michael J. Singer and Donald N. MunnsMichael J. Singer and Donald N. MunnsSoils: An Introduction, 6eSoils: An Introduction, 6e

Page 5: Soil Organisms and Ecology Chapter 11. Table 11.1

FIGURE 7–4 Most soil microbes live on surfaces. Top: Fungal hyphae on a sand grain. Bottom: Bacteria (Rhizobium) attached to a root hair.

Michael J. Singer and Donald N. MunnsMichael J. Singer and Donald N. MunnsSoils: An Introduction, 6eSoils: An Introduction, 6e

….. leads to association with plants

Page 6: Soil Organisms and Ecology Chapter 11. Table 11.1

I. Associations with PlantsI. Associations with Plants

Page 7: Soil Organisms and Ecology Chapter 11. Table 11.1

FIGURE 7–15FIGURE 7–15 Legume– Legume–RhizobiumRhizobium symbiosis: typical stages in symbiosis: typical stages in development. development.

Michael J. Singer and Donald N. MunnsMichael J. Singer and Donald N. MunnsSoils: An Introduction, 6eSoils: An Introduction, 6e

Page 8: Soil Organisms and Ecology Chapter 11. Table 11.1

FIGURE 7–17 Mycorrhizae. (A) Major types of mycorrhizae.

Michael J. Singer and Donald N. MunnsMichael J. Singer and Donald N. MunnsSoils: An Introduction, 6eSoils: An Introduction, 6e

Page 9: Soil Organisms and Ecology Chapter 11. Table 11.1

FIGURE 7–18 Mycorrhizal association between root hairs and the fungal hyphae

Michael J. Singer and Donald N. MunnsMichael J. Singer and Donald N. MunnsSoils: An Introduction, 6eSoils: An Introduction, 6e

Page 10: Soil Organisms and Ecology Chapter 11. Table 11.1

II. Soil Management EffectsII. Soil Management Effects

Page 11: Soil Organisms and Ecology Chapter 11. Table 11.1

III. Soil Organism TableIII. Soil Organism Table

Page 12: Soil Organisms and Ecology Chapter 11. Table 11.1

Michael J. Singer and Donald N. MunnsMichael J. Singer and Donald N. MunnsSoils: An Introduction, 6eSoils: An Introduction, 6e

FIGURE 7–1FIGURE 7–1 Sizes and forms of soil inhabitants, in relation to soil particle sizes. Sizes and forms of soil inhabitants, in relation to soil particle sizes.

Page 13: Soil Organisms and Ecology Chapter 11. Table 11.1

IV. Practical Outcomes of AdaptationsIV. Practical Outcomes of Adaptations

A. Actinomycetes: medical antibodiesA. Actinomycetes: medical antibodies

B. Mycorrhizal and N fixing symbiosis: improve productivity of B. Mycorrhizal and N fixing symbiosis: improve productivity of cultivated plantscultivated plants

C. Predatory/Parasitic Fungi/Protozoa: control root pathogensC. Predatory/Parasitic Fungi/Protozoa: control root pathogens

D. Specialized/Opportunistic Bacteria: eliminate toxic D. Specialized/Opportunistic Bacteria: eliminate toxic materialsmaterials

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