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Nitrogen Uptake by Cover Crops and Inorganic Nitrogen Dynamics in Andisol Paddy Rice Field
Cover crop Paddy field Nitrogen
2010/12/2
Paddy field rice can conserve N in the soil under flooded conditions. However, residual soil N represents a potential environment concern when fields are no longer flooded. Winter annual grass cover c...
Development of a Site-Specific Nitrogen Management System for Paddy Rice Food Technology
precision agriculture map variable rate technology yield-monitoring combine
2009/9/10
Land consolidation involving the joining of small paddy fields to form a large-size field has been promoted recently in Japan in order to increase the efficiency of rice production. However, the varia...
Utilization Advantages of Controlled Release Nitrogen Fertilizer on Paddy Rice Cultivation
transplanting cultivation direct sowing cultivation single basal application
2009/9/9
Labor-saving for fertilization has been strongly desired due to the shortage in labor and increasing scale of farming for rice cultivation. In order to clear these problems, the effect of application ...
Varietal Difference of Physical Characteristics of the Culm Related to Lodging Resistance in Paddy Rice
Breaking strength Culm Leaf sheath Lodging resistance Paddy rice Varietal difference
2009/8/5
Varietal difference of lodging resistance in paddy rice was studied using nine Japanese cultivars and thirteen foreign cultivars (cv. Kamenoo : KA, Aikoku : AK, Koshihikari : KO, Dobashi 1 : DO, Fujim...
Case Studies on High Yields of Paddy Rice in Jiangsu Province, China:I. Characteristics of grain production
China Grain production High yield Paddy rice Shan You 63 Translocation
2009/8/4
Analysis of the characteristics of grain production of 965 gm-2 obtained by Shan You 63 (F1 hybrid rice) in 1991 was carried out Absorption of nitrogen reached 21 gm-2 up to the time of heading, and a...
Effects of Deep Water Treatment on the Growth of Culms and the Lodging Resistance in Japonica Type Paddy Rice (Oryza sativa L.) Cultivars
Breaking strength Deep water treatment Internode Lodging resistance Lysigenous aerenchyma
2009/7/27
We carried out this experiment to clarify the growth of culms of Japonica type rice cultivars under deep water conditions with special reference to lodging resistance of culms. We used four Japonica ...
Comparison of the Yield of Direct-sowed Paddy Rice and Conventionally Transplanted Paddy Rice Cultivated Using
Azolla Chinese milk vetch Conventional transplanting culture or paddy rice Direct sowing of paddy rice into puddled and leveled soil
2009/7/16
A field trial was conducted to establish an economic and environment-conservative rice culture. The yields of the direct-sowed paddy rice cultivated using Chinese milk vetch (Astragalus sinicus L.) a...
Identification of Main Paddy Rice Cultivars in Tochigi Prefecture by RAPD Analysis
DNA marker Identification of cultivars Paddy rice RAPD analysis
2009/7/8
The objective of this study was to establish the technology to identify paddy rice cultivars by Ramdom Amplified Polymorphic DNA (RAPD) analysis to raise the quality of rice in Tochigi prefecture and...
Effects of Reduction of Amount of Seedlings Picked off from Seedling Mat by Rice Planter and Enlargement of Hill Distance on Growth and Yield of Paddy Rice
Southwestern warm region of Japan Rice Sparse planting
2010/12/2
In the paper, the effects of amount of seedlings which are picked off from seedling mat by rice planter and enlargement of hill distance on growth and yield of paddy rice were investigated for the cas...
Application of Yield-Monitoring Combine to Test Cultivations for Paddy Rice to Compare their Grain Yields
Grain yield Yield map Comparison
2010/12/2
Procedures have been presented to utilize a yield-monitoring combine for test cultivations of paddy rice. As an example, grain yields were compared at two blocks of sparse (30cm×30cm) and controlled (...