RICE RATOONING - IRRI books - International Rice Research Institute

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PRODUCTION PRACTICES IN TUNGABHADRA RIVER PROJECT 103Appendix 2. Chemical weed control in main and ratoon crops of Tellahamsa,Tungabhadra River Project.Genotype: TellehamsaDate of sowing: 25 Jul 1985Date of weedicide application to the main crop: 25 Aug 1985 (5 d after planting)Date of ratooning: 31 Dec 1985Treatments1. Pendimethalin2. Pendimethalin3. Pendimethalin4. Oxadiazon5. Oxadiazon6. Oxadiazon7. Butachlor (50 EC)8. Butachlor9. Butachlor10. Amilophos (Arozin)11. Amilophos (Arozin)12. Amilophos (Arozin)13. Oxifluorfen14. Oxifiuorfen15. Oxifluorfen16. Unweeded check17. Hand weeded twice18. Weed freeActive ingredient (kg/ha)1.82.53.70.61.21.82.53.13.71.01.21.50.20.20.3Date of harvest: 7 Apr 1986Appendix 3. Weedicide trial in ratoon crop of Sona Mahsuri, Tungabhadra RiverProject.Genotype: Sona MahsuriDate of sowing: 16 Jul 1985Date of ratooning: 17 Dec 1985Date of weedicide application: 24 Dec 1985Plot size: 4 m × 2 mTreatmentsW 0W 1W 2W 3W 4W 5: Unweeded check: Butachlor (50% EC) 2.5 liters/ha: Benthiocarb 1.6 liters/ha: 2,4-D 2.5 kg/ha: Pendimethalin 3.0 liters/ha: Hand weedingDate of harvest: 5 Apr 1986
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RICERATOONING1988INTERNATIONAL RICE
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ContentsForewordWelcome 1OverviewRi
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Genetics and varietal improvementIn
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2 RICE RATOONINGthe main crop. Harv
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4 RICE RATOONINGTable 1. Area, prod
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6 RICE RATOONINGTable 2. Rice varie
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8 RICE RATOONING1. Effect of spacin
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10 RICE RATOONINGHowever, no signif
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12 RICE RATOONINGrelating to seed v
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14 RICE RATOONING5. Cultivars that
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Economic perspectivesof rice ratoon
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ECONOMIC PERSPECTIVES OF RICE RATOO
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32 RICE RATOONINGla) Developmental
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34 RICE RATOONINGCutting heightStub
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36 RICE RATOONINGEarly flooding enc
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38 RICE RATOONING2. Factors affecti
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40 RICE RATOONING27. Nair, N.R., an
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42 RICE RATOONING1. Changes in till
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44 RICE RATOONINGTable 2. Character
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46 RICE RATOONING9. International R
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48 RICE RATOONINGplot size is 6 row
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50 RICE RATOONINGimproved ratooning
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Page 62 and 63: Utilization of rice ratooningby far
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Page 68 and 69: Rice ratooningin the Dominican Repu
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Page 77 and 78: 89111306514772Special points Refere
Page 79 and 80: 72 RICE RATOONINGANDHRA PRADESHBasu
Page 81 and 82: 74 RICE RATOONINGrice observed at t
Page 83 and 84: 76 RICE RATOONINGTAMIL NADUBalasubr
Page 85 and 86: 78 RICE RATOONING19. Reddy, T.G., M
Page 87 and 88: 80 RICE RATOONING1. Rice-growing re
Page 89 and 90: 82 RICE RATOONING2. High cutting he
Page 91 and 92: 84 RICE RATOONINGTable 3. Yield tri
Page 94 and 95: Rice ratoon crop managementin the h
Page 96 and 97: RICE RATOON CROP MANAGEMENT IN KARN
Page 98 and 99: RICE RATOON CROP MANAGEMENT IN KARN
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Page 102: RICE RATOON CROP MANAGEMENT IN KARN
Page 105 and 106: 98 RICE RATOONING1. The Tungabhadra
Page 107 and 108: 100 RICE RATOONINGthe results of po
Page 109: 102 RICE RATOONINGTable 4. Effect o
Page 113 and 114: 106 RICE RATOONINGindependent of th
Page 115 and 116: 108 RICE RATOONINGinto them. Breedi
Page 118 and 119: Status of and potentialfor rice rat
Page 120 and 121: RATOON CROPPING IN TAMIL NADU 113Ta
Page 122 and 123: RATOON CROPPING IN TAMIL NADU 115Ta
Page 124: RATOON CROPPING IN TAMIL NADU 117va
Page 127 and 128: 120 RICE RATOONINGOn the lower terr
Page 129 and 130: 122 RICE RATOONINGEXPERIMENTS ON RA
Page 131 and 132: 124 RICE RATOONINGEXPERIMENTS ON RI
Page 133 and 134: 126 RICE RATOONINGTable 3. Effect o
Page 135 and 136: 128 RICE RATOONINGIn multiple cropp
Page 137 and 138: 130 RICE RATOONINGvakiambiaty, hosy
Page 139 and 140: 132 RICE RATOONINGability, a ratoon
Page 141 and 142: 134 RICE RATOONINGiron toxicity. As
Page 143 and 144: 136 RICE RATOONINGAt the Rice Resea
Page 145 and 146: 138 RICE RATOONINGTable 3. Flowerin
Page 147 and 148: 140 RICE RATOONINGTable 7. Comparis
Page 149 and 150: 142 RICE RATOONINGTable 9. Grain yi
Page 151 and 152: 144 RICE RATOONINGradiation is typi
Page 153 and 154: 146 RICE RATOONING1. Rice cropping
Page 155 and 156: 148 RICE RATOONINGTable 5. Average
Page 158 and 159: Use of ratooning in hybrid riceJ. S
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RATOONING IN HYBRID RICE 153Table 2
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Ratooning with rice hybridsSun Xiao
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RATOONING WITH RICE HYBRIDS 157grai
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RATOONING WITH RICE HYBRIDS 159(Fig
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RATOONING WITH RICE HYBRIDS 161and
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164 RICE RATOONINGEFFECT OF ENVIRON
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166 RICE RATOONINGTable 2. Tiller n
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168 RICE RATOONINGTable 5. Effect o
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170 RICE RATOONINGnoted that deep N
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Table 10. Panicle number, spikelet
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174 RICE RATOONINGTable 12. Weed bi
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176 RICE RATOONING41. Samson, B.T.
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178 RICE RATOONINGBREEDING POTENTIA
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180 RICE RATOONINGestablished; the
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182 RICE RATOONINGTable 3. Pattern
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184 RICE RATOONINGREFERENCES CITED1
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N fertilizer managementfor maximum
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N FERTILIZER MANAGEMENT FOR MAXIMUM
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Insect pestsand their natural enemi
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INSECT PESTS IN RATOON RICE 197Fiel
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INSECT PESTS IN RATOON RICE 199seed
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INSECT PESTS IN RATOON RICE 201Tabl
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INSECT PESTS IN RATOON RICE 203The
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Table 3. Comparison of the host qua
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INSECT PESTS IN RATOON RICE 207•
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Diseases and disease managementin r
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DISEASE MANAGEMENT IN RATOON RICE 2
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220 RICE RATOONINGInfected young pl
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222 RICE RATOONINGTable 2. Yellow d
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Rice ratooningand ratoon-based syst
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RICE RATOONING IN KERALA 229such in
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RICE RATOONING IN KERALA 231Table 4
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234 RICE RATOONINGDISEASESRice is p
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236 RICE RATOONINGGrassy stunt viru
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240 RICE RATOONINGthe yield of the
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242 RICE RATOONINGTable 2. Heterosi
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244 RICE RATOONINGTable 4. The geni
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Varietal improvementfor rice ratoon
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VARIETAL IMPROVEMENT FOR RICE RATOO
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258 RICE RATOONINGResearch on rice
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260 RICE RATOONINGlower puts more s
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262 RICE RATOONINGTable 4. Cost of
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Screening rice genotypesfor ratooni
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SCREENING FOR RATOONING ABILITY IN
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SCREENING FOR RATOONING ABILITY IN
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RECOMMENDATIONS 27110. Consider con
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274 RICE RATOONINGShiben LiAgronomy
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276 RICE RATOONINGDouble Dwarf, 92E
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278 RICE RATOONINGKMP106, 222KMS1,
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