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Method of Estimating the Variation of Developmental Stages on the Basis of the On-Site Data of Transplanting Date in Rice-Producing Areas
AMeDAS Cooling degree days Developmental stage Glumaceous flowers Paddy rice
2009/7/7
The variation of developmental stages in rice-producing areas makes it difficult to estimate cool weather damage. We made a method to estimate the percentage of productive panicles and glumaceous flo...
Growth and Yielding Ability in Wild Rice
Cross pollination Growth Lysigenous aerenchymas Yield Wild rice
2009/7/7
Wild rice (Zizania palustris L.) can be used as a crop for a paddy field in fallow. Plant length of wild rice was longer than that of paddy rice. Panicle number of wild rice was large, which promise...
Prospect for Developing Measures to Prevent High-Temperature Damage to Rice Grain Ripening
Rice Grain weight High temperature Starch synthesis Ripening Cracking grain
2009/7/7
Recently, in Japan, high temperature is causing a decrease in rice grain weight and quality such as transparency, roundness and cracking. There is a genuine concern that ongoing global warming will s...
The Effect of Beginning Time of Flooding on the Growth and Yield of Rice Cultivated on Paddy Soil with White Clover Living Mulch
White clover Rice Living mulch Legume
2009/7/7
The effects of the beginning time of flooding on legume decomposition, N release, growth and yield of rice cultivated with white clover living mulch were investigated by field and pot experiments. Th...
A Case Study of Organic Rice Production System and Soil Carbon Storage in West Java, Indonesia
organic farming rice farming system soil carbon sequestration
2010/12/2
Organic farming provides a lot of benefits in Indonesia, because it can improve soil quality, food quality and soil carbon sequestration. This research was designed to evaluate the ability of soil car...
Effect of Legume Incorporation or Living Mulch on Rice Growth, Yield and Soil Inorganic Nitrogen in Southwest Japan
Cover crop White clover Rice Incorporation
2010/12/2
The effects of cover crop on rice growth, yield, and nitrogen in soil were investigated and compared with those of chemical fertilizer (CF) and no fertilizer (NF) application in the Shikoku region of ...
Potentialities of organic and sustainable rice production in Japan from a life cycle perspective
organic farming sustainable farming life cycle assessment (LCA) environmental evaluation rice production
2010/1/19
Many cultivation practices have been improved in order to decrease environmental
burdens of paddy rice production in Japan. Therefore, the importance of life cycle assessment
(LCA) to assess the e...
Case Study on Application of Asset Management of Irrigation Infrastructure for Rice Production in Australia
business management deterioration forecast discount rate lifespan of asset
2010/3/4
Asset management is a new concept for operation, maintenance, rehabilitation, and reconstruction of irrigation infrastructure taking into account economic assessment of trade-offs between alternative ...
Workability of “No-box Seedlings” Using Seed Mats of Rice
Labor time No-box seedlings Raising seedlings
2010/12/2
Using a “seed-mat” consisting of hardened rice seeds glued onto a molded rice-hull mat covered with soil glued on, we raised rice seedlings without nursery boxes. The objective of this study is to elu...
Point Placement of Multi-Nutrient Super Granules on Rice
USG Urea-DAP NPK Super-granules Rice
2009/3/12
Two separate field experiments were carried out in two different agro-ecological zones in Bangladesh. The experimental sites selected were the Bangladesh Agricultural University (BAU) farm in Mymensi...
Competition between cultivated rice（Oryza sativa）and wild rice（Oryza punctata）in Kenya
Competition growth Oryza sativa Oryza punctata cultivated rice wild rice
2009/3/4
This shade house study examined the effect of competition on the growth performance of cultivated (Oryza sativa) and wild (Oryza punctata) rice species in Kenya. Growth was assessed for the two ...
Effect of sorghum cultivars on population growth and grain damages by the rice weevil, Sitophilus oryzae L.（Coleoptera：Curculionidae）
Sorghum bicolor stored products Sitophilus oryzae Cameroon
2009/3/4
In northern Cameroon, the rice weevil, Sitophilus oryzae L. (Coleptera: Curculionidae) is a major pest of Sorghum bicolor (Poaceae) during storage. This staple crop is currently damaged by many inse...
Arbuscular mycorrhizal fungus inoculum production in rice plants
Arbuscular mycorrhiza rice soil phosphorus nitrogen
2009/3/3
Mangifera indica showed highest percentage (100%) of mycorrhizal colonization in Rajshahi University Campus, Bangladesh that was used as a stock plant in pot culture experiment. These root pieces ha...
Character association in ratoon crop of rice（Oryza sativa L.）
Character association ratoon crop rice varietal evaluation
2009/2/20
The present investigation was carried out with 24 rice genotypes, which exhibited ratoon performance. Observations recorded on various characters were subjected to correlation and path analysis. The...
Changes in Cooking and Nutrition Qualities of Grains at Different Positions in a Rice Panicle under Different Nitrogen Levels
rice grain position cooking quality nutrition quality
2008/12/11
Cooking and nutrition qualities of grain are two of the most important aspects of rice quality. To understand the difference in cooking and nutrition qualities among the grains at different positions ...