دانلود کتاب Seed Dormancy in Grasses

فهرست مطالب :

Cover......Page 1
Frontmatter......Page 2
Contents......Page 6
Preface......Page 8
Acknowledgements......Page 10
Introduction......Page 12
1 - The occurrence of dormancy in the Gramineae......Page 14
1.1 Wild grasses......Page 17
1.2 Forage grasses......Page 18
1.3 Cereal grasses......Page 30
1.4 Weed grasses......Page 41
1.5 Dormancy and persistence of individuals and populations......Page 45
1.6 Xerophytes, mesophytes and hydrophytes......Page 53
1.7 Terminology and definitions of dormancy......Page 54
1.8 A conceptual approach for understanding seed dormancy......Page 59
1.9 Avena fatua, a prototype model of grass seed dormancy......Page 70
2.1 Position of the caryopsis on the parent plant......Page 71
2.2 Lemma, palea, glumes and awns......Page 76
2.3 The grain coat -- pericarp and testa......Page 94
2.4 Embryo and scutellum......Page 105
2.5 Interrelation between embryo and maternal storage tissue......Page 117
3.1 Water -- liquid and vapour phases......Page 125
3.2 Effects of radiation -- heat/cold, light, microwaves, magnetism, photoperiodism......Page 130
3.3 Latitudinal influences -- tropical and temperate zones......Page 169
3.4 Gases -- oxygen and anoxia, carbon dioxide, ethylene, volatile organics; pressure......Page 172
3.5 Growth regulators -- promoters, inhibitors, limiting and allelopathic factors......Page 181
3.6 Soil and agricultural practice......Page 198
4.1 Semantic considerations......Page 206
4.2 Timing in the induction, maintenance and release of dormancy......Page 208
5.1 Modelling theory for biological systems......Page 218
5.2 A `pblack box\' perspective of seed behaviour......Page 221
5.3 An energy flow model for grass seed dormancy......Page 229
5.4 Similarity and diversity among dormancy states in grass seeds......Page 235
5.5 Conclusion......Page 239
Bibliography......Page 243
Index......Page 292