Rainfed rice - IRRI books - International Rice Research Institute

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Soil Quality and Land Suitability Classes for Different Rainfed Rice Ecosystems Land suitability classes for different rainfed rice ecosystems Rainfed unbunded rice (upland) CLASSES Soil characteristics/ factors Suitable Moderately Marginally Unsuitable but Potentially suitable suitable potentially suitable unsuitable Slope (%) Flooding Mechanical Primitive Natural drainage Fine texture Coarse texture Surface texture/ structure Surface coarse fragments (%) Sub-surface texture Sub-surface coarse fragments (%)
RAINFED RICE A SOURCEBOOK OF BEST PRACTICES AND STRATEGIES IN EASTERN INDIA Rainfed bunded rice (lowland) Soil characteristics/ factors Slope (%) Flooding Natural drainage Surface texture/ structure Surface coarse fragments (%) Sub-surface texture Sub-surface coarse fragments (%) Deepwater rice CLASSES Suitable Moderately Marginally Unsuitable but Potentially suitable suitable potentially suitable unsuitable No flooding to 10-20 cm for 3-4 months No flooding to 10-20 cm for >4 months Imperfect Poor to moderate Clay massive to silty clay Clay massive to silt No flooding to 20-40 cm for >4 months 12-25 >25 No flooding to 40-80 cm for >4 months No flooding to >80 cm for >4 months Poor to good Poor to good Very poor to good Clay massive to sandy clay Clay massive to sandy clay None
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The International Rice Research Ins
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RAINFED RICE A SOURCEBOOK OF BEST P
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vi Foreword About 45% of the world
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RAINFED RICE A SOURCE BOOK OF BEST
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Utilisation and Management of Natur
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Rice Biodiversity and Genetic Wealt
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32 RAINFED RICE A SOURCEBOOK OF BES
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Socio-Economic Constraints in Rice
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Developing Sustainable Technologies
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Agro-Ecosystem Analysis for Rainfed
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Agro-Ecosystem Analysis for Rainfed
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Agro-ecosystem analysis Agro-ecosys
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GIS in extrapolation of location-sp
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Rice-growing sub-ecosystems in Sult
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Influence of Agro-Ecosystem Compone
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Principles for Improving and Stabil
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Water management Adopt efficient wa
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Major Cropping Systems and Their Ma
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Major Cropping Systems and Their Ma
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etter in the broadcast and row-seed
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Comparative Analysis of Different C
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Comparative Analysis of Different C
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Flood-prone areas Flood-prone areas
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Boro Rice Cultivation B oro rice cu
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Integration of Boro with DWR When t
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Management of Rice in Flood-Prone A
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Transplant 35-45-day-old seedlings
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Delayed transplanting Seedbed prepa
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Preparing a site Field dikes 1. Pre
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5. Put the feed in hanging trays in
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Crop Establishment Practices in Rai
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11. For medium-duration varieties,
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Crop Establishment Practices in Rai
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Comparative Analysis of Direct Sowi
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Machine transplanting Manual and se
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Direct sowing vs transplanting: a c
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The beushening process Beushening S
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Less cash inputs required Besides n
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Tillage Practices and Implements fo
Page 126 and 127: Tillage implements Function Bullock
Page 130 and 131: Improving the Yields of Traditional
Page 132 and 133: Threats to the erosion of tradition
Page 134 and 135: Farmers’ Participatory Plant Bree
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Page 140 and 141: Identification of Donors for Rice B
Page 142 and 143: Rainfed lowlands Varietal needs for
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Page 146 and 147: Varietal Development: Evaluation an
Page 152 and 153: Trends in varietal improvement In t
Page 154: Some small increases can also be ac
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Page 163 and 164: Rainfed Rice Seed Production System
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Page 169 and 170: Influence of High-Quality Seeds on
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Page 179 and 180: Dealing with Decline in Soil Fertil
Page 189 and 190: Integrated Nutrient Management What
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Page 197 and 198: Comparative Analysis of Different N
Page 201 and 202: Comparative analysis of different p
Page 203: Comparative analysis of different m
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Page 217 and 218: Indigenous Rainwater Management R a
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Water Saving, Recycling and Sequent
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220 RAINFED RICE A SOURCEBOOK OF BE
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Weed Management
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Cost Effectiveness of Weed Manageme
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Pest Control Alternatives for the R
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Diseases affecting grains Blast Bro
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Pest control in rainfed upland rice
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Pest Control Alternatives for the R
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Gall midge Summer ploughing. Timely
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Disease Management Strategies I n n
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Sheath blight (caused by Rhizoctoni
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Disease Management Strategies Contr
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To know the intensity of the rat po
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Rat Population Dynamics and Managem
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Insecticide Use, Precautions and In
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Insecticide Use, Precautions and in
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First-aid precautions Insecticide U
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hepatic carcinoma; acute liver dama
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Effects of Pesticides on Humans and
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Mechanical practices on IPM Hand-pi
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Participatory Farming Systems Techn
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Annexes
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290 Production staff Editors Nilam
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Rainfed rice - IRRI books - International Rice Research Institute

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