资助
DECLARATION
Acknowledgments
Abstract
摘要
Chapter one Literature Review
1.1 Advance in Physiological Study of Crop Yield Formation
1.2 The Heterosis of Crops and Its Utilization
1.3 The Situation and Problems in the Utilization of Cotton Heterosis
References
Chapter two Characterization of Growth and Some Physiological Traits in Hybrid Cotton Zheza 166
2.1 Materials and Methods
2.1.1 Materials and planting methods
2.1.2 The items and methodology of measurement
2.2. Results and Analysis
2.2.1 Agronomic characters
2.2.2 Yield and fiber quality
2.2.3 Physiological characters
2.3 Discussions
References
Chapter three The Effect of Agronomic Factors on Lint Yield and Quality of Hybrid Cotton Zheza 166
3.1 Materials and Methods
3.1.1 Materials and planting methods
3.1.2 Measurements
3.2 Results and Analysis
3.2.1 Effect of agronomy practices on yield components
3.2.2 Effect of agronomy practices on lint yield
3.2.3 Effect of agronomy practices on fiber quality
3.2.4 Effect of agronomy practices on chlorophyll content
3.3 Discussion and Conclusions
References
Chapter four Analysis of Heterosis in Some Growth Characters and Enzymes for Hybrid Cotton Zheza 166
4.1 Materials and Methods
4.1.1 Materials and planting methods
4. 1.2 Measurements
4.2 Results and Analysis
4.2.1 SPAD value
4.2.2 SOD, POD activities and MDA content
4.2.3 Dry matter accumulation and distribution
4.2.4 Yield and yield component
4.3 Discussion
References
LIST OF TABLES
LIST OF FIGURES
