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Systematic geochemical study of the soils, litter, and bedrock of a Permian limestone mountain, Central Japan
chemical composition enrichment factor nutrient plant
2015/3/9
The paper deals with the results of a systematic geochemical study of soils at Mt Kinshozan in Central Japan, a limestone area known for its well-preserved Permian fossils. Compared with the typical c...
Seasonal Changes in N2 Fixation Activity and N Enrichment in Paddy Soils as Affected by Soil Management in the Northern Area of Japan
gluten index PCR marker
2009/9/10
We studied single seed descent lines derived from the Kitakeiharu 717 (KKS 717) / Grandin cross. The presence of a B subunit of KKS 717-specific low-molecular-weight-glutenin subunit (LMW-GS) signific...
Estimation of Potential Supply of Livestock Waste Compost to Replace Chemical Fertilizer Use in Japan Based on 2000 Census of Agriculture
animal industry environment nitrogen phosphorus potassium
2009/9/9
Legislation represented by the Livestock Waste Disposal Law and Compost Quality Control Law wereenacted in order to reduce the excessive use of chemical fertilizer and disposal of untreated livestock ...
Estimation of Potential Supply of Livestock Waste Compost to Replace Chemical Fertilizer Use in Japan Based on 2000 Census of Agriculture
animal industry environment nitrogen phosphorus potassium
2009/9/9
Legislation represented by the Livestock Waste Disposal Law and Compost Quality Control Law wereenacted in order to reduce the excessive use of chemical fertilizer and disposal of untreated livestock ...
Patterns of Soil Nitrogen Release in Paddy Fields of Warm Regions in Japan and Diagnosis of Fertilizer Application : III. Evaluation of amount of soil nitrogen supplied from paddy fields in relation to rice yield
Ammonification Nitrogen uptake Paddy soils Rate of Fertilizer application Soil nitrogen
2009/7/30
It was investigated whether the amount of ammonification could be used as an index of soil analysis for fertilizer application, which was related with the amount of soil nitrogen supplied from paddy f...
Growth,Yield and Quality of Turmeric (Curcuma longa L.) Cultivated on Dark-red Soil,Gray Soil and Red Soil in Okinawa,Japan
Curcumin content Fat content Mineral content Protein Turmeric color
2009/7/24
We evaluated growth, yield and quality of turmeric (Curcuma longa L.) cultivated in pots with dark-red soil (pH 5.2), gray soil (pH 7.4) and red soil (pH 4.4) in Okinawa, Japan. The soils were collec...
Effects of Farmyard Manure on Growth and Yield of Turmeric (Curcuma longa L.) Cultivated in Dark-Red Soil,Red Soil and Gray Soil in Okinawa,Japan
Medicinal plant Organic fertilizer Soil fertility Turmeric yield
2009/7/23
Effects of Farmyard Manure on Growth and Yield of Turmeric (Curcuma longa L.) Cultivated in Dark-Red Soil,Red Soil and Gray Soil in Okinawa,Japan.
Effect of Nitrogen Topdressing at Jointing Stage or Anthesis on the Kernel Weight of Hokkadido-Bred Wheat Cultivar “Haruyutaka” in Warm Parts of Western Japan
Crop growth rate Haruyutaka Kernel weight Net assimilation rate Nitrogen topdress Overluxuriant growth
2009/7/9
We attempted to increase the kernel weight of Hokkaido-bred wheat cultivar “Haruyutaka” by increasing the net assimilation rate (NAR) without inducing an over-luxuriant canopy during the ripening per...
Effects of Late Topdressing on Growth and Grain Yield of Winter Type Wheat Iwainodaichi Sown Early in the Southwestern Part of Japan
Winter type Iwainodaichi Wheat Grain yield Late topdressing Early sowing
2009/7/9
To elucidate a suitable fertilizer application method for early sowing of winter type wheat Iwainodaichi, we investigated the effect of late topdressing on growth and grain yield over a 4-year period....
Selection of Rice Varieties Suitable for Direct Seeding under a Submerged Soil Condition by Using the Effective Thermal Index in Hokkaido, in Northern Japan
Cumulative air temperature Effective thermal index Grain-filling period Submerged direct-seeding
2009/7/8
The seeding date and heading date (HD) in direct seeding cultivation under a submerged soil condition were examined with three rice varieties at 27-40 sites of Hokkaido in 1999-2003. The effective th...