- Page 1 and 2: MANAGEMENT OF RICE PRODUCTION SYSTE
- Page 3 and 4: MANAGEMENT OF RICE PRODUCTION SYSTE
- Page 5: BIOGRAPHICAL SKETCH The author was
- Page 9 and 10: TABLE OF CONTENTS CHAPTER ONE: RICE
- Page 11 and 12: 3.3.2. Effect of Seedling Age at Tr
- Page 13 and 14: Table 10. Grain Yield from Low‐In
- Page 15 and 16: Table 28. Soil Sample Analysis at T
- Page 17 and 18: Table 46. Yield Parameter SRI Ferti
- Page 19 and 20: Figure 10. Grain Yield at Different
- Page 21 and 22: context of food security. As there
- Page 23 and 24: management of soil nutrients and so
- Page 25 and 26: enough fertilizer was available to
- Page 27 and 28: the importation of agricultural inp
- Page 29 and 30: 12000 10000 8000 6000 4000 2000 0 4
- Page 31 and 32: The reason for the decline in The G
- Page 33 and 34: 2.1. Introduction CHAPTER TWO: LOW
- Page 35 and 36: tend to produce moderately higher y
- Page 37 and 38: available nitrogen and phosphorus r
- Page 39 and 40: Table 3. Soil Test Data from Upland
- Page 41 and 42: flood/drought cycle, which is provi
- Page 43 and 44: educed transpiration due to soil wa
- Page 45 and 46: management practices (dry land/irri
- Page 47 and 48: Sta Cruz et al. (1994) identified d
- Page 49 and 50: 2.1.6. Nutrient Dynamics in Tropica
- Page 51 and 52: efficiency (Cassman and Harwood, 19
- Page 53 and 54: (1) Higher mineralization rate in t
- Page 55 and 56: Translocation of N from the vegetat
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NUEp = TDM / NPLANT (3) From equati
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4) The NuMaSS can be used to predic
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1. Zero application (Control) 2. Lo
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are averages of duplicated assays a
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show any significant differences be
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Table 8. Low‐Input Upland Rice Tr
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stress conditions that prevailed du
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Fertilizer Level Variety Grain Yiel
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Harvest Index Harvest Index 0.6 0.5
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Tissue N (%) Tissue N (%) Tissue N
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According to Fukai et al. (1999) hi
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NUE(grain) g per g (N) NUE(grain) g
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Necessary inputs for the nitrogen m
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Determining Crop N: The first step
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Hierarchy for NSoil: 1. You will en
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e able to access a value from the d
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Figure 10. Grain Yield at Different
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season, but in the event that major
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In many cases, results did not meet
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1995 worked with Malagasy farmers a
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3.1.3. Water Management Water contr
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diffusion from the soil‐water int
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and rewetting of soils as practiced
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2. SRI will increase rice yields be
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Three sets of rice nurseries were p
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Two rice varieties, IET 3137 and IT
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tillering variety, with plant heigh
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Gambia prefer bigger seedlings beca
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Figure 12. Number of New Roots Re
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Seedling Age 5‐Days 5‐Days 10
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Table 14. SRI vs. Conventional Prac
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The difference in 1000‐grain weig
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Variety Inter Space (cm) ITA 306 IE
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104 SRI management practice using 3
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fertilizer, but no better panicle f
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increase in fertilizer application.
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transplanting urea fertilizer was a
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112 Applying just compost alone gav
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submerging the 7‐day old seedling
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116 An increase in SRI yields in su
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4.1. General conclusions CHAPTER FO
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practices are 2 to 3 times higher t
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application. This study has proven
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APPENDIX 1: FIELD LAYOUT V. High‐
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Table 26. Soil Sample Analysis at H
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Low‐Input 40‐40‐40 APPENDIX 3
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Table 32. Low‐Input Upland Rice T
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Low‐Input 40‐40‐40 Table 34.
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Table 36. Nitrogen‐Use Efficiency
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Table 38. SRI vs Conventional Pract
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Table 40. Grain Yield from SRI Prac
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Fertilizer Level Table 42. SRI Fert
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Table 44. SRI Fertilizer Management
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Table 46. Yield Parameters SRI Fert
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Cabrera, M.L. 1993. Modeling the fl
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148 Dunsmore, J.R., A.B. Rains, G.D
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150 Hassink, J., Lebbink, G. and Va
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152 management in agricultural syst
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154 Root traits to increase drought
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156 emission from rice fields: The
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158 on ammonia volatilization losse