Phytohormones in Soils Microbial Production & FunctionDetails the various physiological responses in plants caused by microbially derived phytohormones--examining the microbial synthesis of the five primary classes of plant hormones. Exploring novel methods for improving symbiotic associations vital for plant growth and development. |
Contents
1 | |
9 | |
10 | |
17 | |
20 | |
21 | |
25 | |
Mechanism of action | 28 |
Cytokinins and pathogenesis | 269 |
Cytokinins in soil | 275 |
Physiological effects of microbial cytokinins on plant growth | 278 |
Conclusions | 280 |
References | 281 |
Ethylene | 301 |
History | 302 |
Ethylene in plant physiology | 304 |
Auxin transport | 30 |
Uptake and metabolism of exogenous auxin in roots | 31 |
Microbial biosynthesis of auxins | 35 |
Pathogenesis | 71 |
Biochemistry of auxin metabolism by microorganisms | 76 |
Auxin metabolism in soil | 85 |
Response of plant growth to auxins of microbial origin | 94 |
Conclusions | 103 |
Gibberellins | 137 |
History | 150 |
Biosynthesis and metabolism | 158 |
Binding sites | 178 |
Translocation in plants | 179 |
Effects of exogenously applied gibberellins on plant growth | 180 |
Gibberellins in pathogenesis | 196 |
Environmental factors affecting gibberellin biosynthesis by Gibberella fujikuroi | 198 |
Gibberellins in soil | 200 |
Physiological effects of microbial gibberellins on plant growth | 201 |
Conclusions | 205 |
Cytokinins | 227 |
Cytokinins in plant physiology | 232 |
Biosynthesis and metabolism | 233 |
Cytokininbinding sites | 240 |
Translocation in plants | 241 |
Microbial production of cytokinins | 248 |
Biosynthesis and metabolism in plants | 307 |
Binding sites | 313 |
Mechanism of action | 314 |
Effects of exogenously applied ethylene on plant growth | 315 |
Ethylene in symbiotic associations | 346 |
Ethylene in pathogenesis | 352 |
Factors affecting microbial biosynthesis of ethylene | 363 |
Ethylene accumulation in soil | 378 |
Factors affecting ethylene accumulation in soil | 381 |
Physiological significance of soil ethylene | 405 |
Conclusions | 410 |
Abscisic Acid | 437 |
The role of abscisic acid in plant physiology | 438 |
Biosynthesis and metabolism in plants | 440 |
Binding sites | 445 |
Mechanism of action | 446 |
Transport | 447 |
Microbial production | 452 |
Abscisic acid and symbiotic associations | 470 |
Abscisic acid and pathogenesis | 474 |
Abscisic acid in soil | 477 |
Ecological significance of microbially derived abscisic acid | 479 |
480 | |
493 | |
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Common terms and phrases
accumulation acid action activity added addition amounts application Arshad auxin Azospirillum Azotobacter bacteria bioassay Biol biological biosynthesis C2H4 production caused cells Chem compared compounds concentrations conversion COOH culture cytokinins demonstrated derived detected disease effect enhanced enzyme et al Ethylene exogenous extract Figure formation formed Frankenberger fruit fujikuroi fungi fungus gibberellins glucose higher host increased indicating induced infection influence inhibited inoculation interaction involved isolated leaves levels medium metabolism metabolites microbial microorganisms mycorrhizal natural nodules observed occurs organic oxidation pathway physiological phytohormones plant growth plant hormones Plant Physiol precursor presence promoted reaction reduced release reported response resulted Rhizobium rhizosphere role root seed seedlings shoots similar Smith soil specific stimulated strains Strzelczyk studies substances substrate suggested synthesis Table tion tissues treatment various whereas yield