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Ultrastructural Changes Leading to Plantlet Differentiation in Callus Cultures of African Rice
Amyloplast Callus Differentiation 0ryza glaberrima Plant regeneration Ultrastructure
2009/7/28
Semithin and ultrathin sections of callus tissues of African rice (Oryza glaberrima Steud) after 7 and 14 days of initiation were compared with similar cultures after 3, 5, 7 and 10 days of incubation...
Characteristics of Dry Matter Production and Partitioning of Dry Matter to Panicles in High Yielding Semidwarf Indica and Japonica-Indica Hybrid Rice Varieties
Dry matter production Harvest index Japonica-indica hybrid variety Panicle weight Rice plant
2009/7/28
A field experiment was carried out to investigate the dry matter production characteristics before and after heading, the partitioning of dry matter to panicles, and some related factors in high yield...
Morphological Studies on the Regularity of Shoot Development in Rice Plants : VI. The regular relationship between leaf primordia developments in the main shoot and primary tiller buds
Anatomy Differentiation Leaf primordium Oryza sativa L Plastochron Rice plant Shoot apex
2009/7/28
Rice cv. Koshihikari was seeded and grown for three years. Seedlings were dissected under a stereoscopic microscope for anatomical studies at the following stages; in n.1 age when the (n+1)-th lamina...
Morphological Studies on the Regularity of Shoot Development in Rice Plant : V. The regular modification in changes of organ length on main shoot with the same total leaf number
Growth Growth type Internode Leaf Oryza sativa L Rice plant Shoot development
2009/7/27
In a field plot where rice seedlings were planted as a single per hill, a difference of one leaf appeared in the total leaf number of the main shoot. Therefore, the main shoot with 'n' leaves and thos...
Productivity and Water Source of Intercropped Wheat and Rice in a Direct-sown Sequential Cropping System:The Effects of No-tillage and Drought
Competition Crop rotation Deuterium Direct sowing Hydrogen stable isotope Intercropping No-tillage, Water use
2009/7/24
In Japan, wheat-rice crop rotation with the practice of rice transplanting has been quite popular in the past. Mechanized direct-planted wheat-rice sequential cropping was developed at the Aichi Prefe...
Biochemical Analysis of Protein Kinase Activities in the Dry Seeds of Rice
Protein kinase Rice Seed germination
2009/7/24
Biochemical Analysis of Protein Kinase Activities in the Dry Seeds of Rice.
Effects of Planting Pattern on the Interception of Solar Radiation by the Canopy and the Light Extinction Coefficient of the Canopy in Rice Plants Direct-sown in a Submerged Paddy Field
Crop growth rate Direct sowing Interception of solar radiation Light-intercepting characteristics Planting pattern Rice
2009/7/24
In order to investigate effects of planting pattern on the interception of solar radiation by the canopy and the light extinction coefficient of the canopy in rice, the rice plants direct-sown in a su...
Effect of Planting Density on Grain Yield and Water Productivity of Rice (Oryza sativa L.) Grown in Flooded and Non-flooded Fields in Japan
Grain yield Non-flooded paddy field Planting density Rice Water productivity Water-use efficiency Yield components
2009/7/24
The effect of planting density on grain yield and water productivity was evaluated in rice (Oryza sativa L.) grown in non-flooded lowland fields in Japan in comparison with flooded fields. One rice cu...
Nitrogen Content of Leaves Affects the Nodal Position of the Last Visible Primary Tiller on Main Stems of Rice Plants Grown at Various Plant Densities
Direct sowing Last visible primary tiller Leaf nitrogen content Nodal position Plant density Rice
2009/7/24
The nitrogen content of leaves in rice plants at various planting densities in the field and under high and low levels of nitrogen in pots were comparatively examined, and thereby the effect of the ni...
Evaluation of Water-Saving Rice-Winter Crop Rotation System in a Suburb of Tokyo
Rice-based cropping system Urban agriculture Water-saving Winter crops
2009/7/23
Water-saving rice-winter crop rotation systems were repeated for 4 cycles from 2000 to 2004 in an urban area, Nishitokyo, Japan, to assess the effects of water-saving (i.e. non-flooded vs. flooded) on...
Effects of Temperature,Sowing Depth and Soil Hardness on Seedling Establishment and Yield of Cambodian Rice Direct-seeded in Flood Paddy Fields
Growth Low temperature Seedling establishment Sowing depth Water drainage before sowing Yield
2009/7/23
Rice is the most important crop for supporting Cambodian economy, however the cultivated area is limited due to the rice production system. Rice is transplanted by hand and yet the direct-seeding tech...
Relay-Intercropping of Stylosanthes guianensis in Rainfed Lowland Rice Ecosystem in Northeast Thailand
Dry season Forage production Green manure Nutrient deficit Rainfed rice
2009/7/23
We evaluated the usefulness of the Stylosanthes guianensis (stylo)- rice relay-intercropping system for increasing agricultural productivity in Northeast Thailand. Although large production variabilit...
Establishment of Rice Seedlings by Direct Sowing of Multiple Seed Pellets on Paddy Soil Covered with Legume Living Mulch
Direct seeding Legume Living mulch Multiple seed pellets Rice Seedling establishment
2009/7/23
Establishment of Rice Seedlings by Direct Sowing of Multiple Seed Pellets on Paddy Soil Covered with Legume Living Mulch.
Yield and Palatability of Ratoon Crop of Rice in Southern Part of Ibaraki, Japan in 1994
Akitakomachi Palatability Rice Ratoon Yield
2009/7/22
Yield and Palatability of Ratoon Crop of Rice in Southern Part of Ibaraki, Japan in 1994.
Morphological Studies on the Regularity of Shoot Development in Rice Plants:VII. The mechanism to control the start of internodal elongation and the regular distribution of elongated internodes on stems
Anatomy Elongation Internode Mechanism Morphogenesis Oryza sativa L
2009/7/22
The distribution of elongated internodes on stems in each plant was compared among the main shoots and tillers, and GA3 was applied to the plant to determine the primordial internodes which are sensit...