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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...
Factors causing Variation of Rice Quality Change and Their Regional Difference in Tochigi Prefecture—Analysis of Data from the Regional Trials for Dozens of years—
Regional difference Rice quality Paddy rice Regional trial
2009/7/7
From the regional trials in Tochigi prefecture for dozens of years, we examined the factors causing variation of rice quality (appearance) and their regional difference in Tochigi prefecture. Sowing ...
The Change in Water Quality for Irrigation in Tochigi Prefecture
Irrigation water Nutrient salt Tochigi Prefecture Total nitrogen
2009/7/7
We investigated the quality of irrigation water for 14 elements including nutrient salts in Tochigi Prefecture from 1996 to 1998. The irrigation water was sampled at 85 points 5 times during the peri...
Viola arvensis Murray, a European weed that naturalized in Nasushiobara Tochigi Prefecture
Viola arvensis Murray naturalized plant pasture Makibasumire
2009/3/11
Viola arvensis Murray, a European weed that naturalized in Nasushiobara Tochigi Prefecture.