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VIET NAM NATIONAL UNIVERSITY OF AGRICULTURE FACULTY OF AGRONOMY UNDERGRADUATE THESIS TITLE: CHARACTERIZE AND EVALUATE PUMPKIN ACCESSIONS OF VIETNAM ORIGIN IN FAVRI TRAILS IN WINTER SEASON 2020 AT GIA LAM – HANOI, VIETNAM STUDENT : DO THI LY STUDENT CODE : 611622 CLASS : K61KHCTT SUPERVISOR : DR. NGUYEN THI HOA DEPARTMENT : BOTANY Hanoi, 2021
DECLARATION I hereby declare that this paper is my own work. All results and data in this thesis are absolutely honest and have not been submitted before to any institution for assessment purposes. All sources used in this paper were cited in references. Ha Noi, March 26th , 2021 Student Do Thi Ly i
ACKNOWLEDGEMENTS To complete this thesis, I am deeply indebted to people who have been providing me with precious support and advice. Firstly, I would like to send my gratitude to my supervisor, Dr. Nguyen Thi Hoa, Department of Botany, Faculty of Agronomy, Vietnam National University of Agriculture, for her enthusiastic support, helpful advice, and considerable encouragement in the completion of my thesis. I would also like to express sincere thanks to the lecturers from the Faculty of Agronomy in general and lecturers in the Department of Botany in particular, who taught and created the best conditions for students during the learning process and research. Besides, my special thanks go to Mr. Hoang Minh Chau working at the Fruit and Vegetable Research Institute for his technical guidance in the field and in the laboratory. Last but not least, I want to express my sincere thanks to my family and friends who have always been by my side, give me support and strength to complete this graduation thesis. ii
CONTENTS DECLARATION ................................................................................................i ACKNOWLEDGEMENTS................................................................................ii CONTENTS......................................................................................................iii LIST OF TABLE ..............................................................................................vi LIST OF FIGURE............................................................................................vii LIST OF ACRONYMS...................................................................................viii ABSTRACT......................................................................................................ix CHAPTER 1. INTRODUCTION....................................................................... 1 1.1. Introduction................................................................................................. 1 1.2. Objectives and requirements........................................................................ 2 1.2.1. Objectives................................................................................................. 2 1.2.2. Requirements............................................................................................ 2 CHAPTER 2. LITERATURE REVIEW ............................................................ 3 2.1. Origin, distribution and classification of pumpkins...................................... 3 2.1.1. Origin and distribution of pumpkins......................................................... 3 2.2.2. Classification and botanical characteristics of pumpkin........................... 5 2.3. Growth and development properties of pumpkins........................................ 6 2.3.1. Germination period .................................................................................. 6 2.3.2. Seedling period......................................................................................... 6 2.3.3. Growth period .......................................................................................... 7 2.3.4. Flowering and fruiting period .................................................................. 7 2.3.5. Old age period.......................................................................................... 7 2.4. Effects of environmental conditions ........................................................... 7 2.4.1. Effect of temperature................................................................................ 7 2.4.2. Effect of light............................................................................................ 8 2.4.3. Effect of water .......................................................................................... 8 2.4.4. Effects of soil and nutrients ...................................................................... 8 2.5. Nutritional values of pumpkins................................................................... 9 iii
2.6. The method of the growing pumpkins ....................................................... 12 2.6.1. Season .................................................................................................... 12 2.6.2. Sowing seeds .......................................................................................... 12 2.6.3. Soil ......................................................................................................... 12 2.6.4. Fertilizer................................................................................................. 12 2.6.5. Irrigation................................................................................................ 13 2.6.6. Pest and disease prevention.................................................................... 13 2.6.7. Harvest................................................................................................... 14 2.7. Pumpkin production in the world and in Vietnam......................................14 2.7.1. Pumpkin production in the world............................................................ 14 2.7.2. Pumpkin production in Vietnam ............................................................. 17 CHAPTER 3. MATERIALS AND METHODS ............................................... 19 3.1. Research materials..................................................................................... 19 3.2. Location and Time of research .................................................................. 20 3.3. Cultural practices....................................................................................... 20 3.4. Experimental design .................................................................................. 21 3.5. Trait measurements ................................................................................... 21 3.6. Evaluate the level of disease ...................................................................... 22 3.7. Growth and development indicators .......................................................... 23 3.8. Data analysis ............................................................................................. 23 CHAPTER IV: RESULTS AND DISCUSSION .............................................. 24 4.1. Growth and development time of the pumpkin accessions in winter season 2020. ......................................................................................... 24 4.1.1. Growth time in nursery stage of pumpkin accessions in winter season 2020 ..................................................................................................... 24 4.1.2. Growth time in the field of pumpkin accessions in winter season 2020 ... 26 4.2 Seed and fruit characteristics of pumpkin accessions in winter season 2020 ..................................................................................................... 30 4.3. Research results of diseases and pest infestation of pumpkin accessions in winter season 2020 ........................................................................... 55 iv
4.4. Yield and yield components of pumpkin accessions in winter season 2020 ..................................................................................................... 58 4.5. Fruit quality of the pumpkin accessions in the winter season 2020 ............ 60 CHAPER 5. CONCLUSIONS AND SUGGESTIONS..................................... 64 5.1. Conclusions ............................................................................................... 64 5.2. Suggestions ............................................................................................... 65 REFERENCES................................................................................................. 66 APPENDIX...................................................................................................... 67 v
LIST OF TABLE Table 2.1. Pumpkin production in other regions of the world ........................... 15 Table 3.1: Pumpkin accessions used for the experiment in winter season 2020 ...... 19 Table 3.2: Growth traits of pumpkin accessions in autumn-winter 2020........... 21 Table 4.1.Growth time in nursery stage of pumpkin accessions in winter season 2020 .......................................................................................... 24 Table 4.2 Time through stages of growth and development of pumpkin accessions in winter season 2020.......................................................... 27 Table 4.3. Seed and fruit characteristics of pumpkin accessions in winter season 2020..........................................................................................30 Table 4.4 Diseases infestation in pumpkin accessions in winter season 2020 ... 55 Table 4.5 Yield and yield components of pumpkin accessions in winter season 2020 .......................................................................................... 58 Table 4.6. Fruit quality of the pumpkin accessions in the winter season 2020 .. 61 vi
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