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Analysis of Cool-weather Damage of Rice in 1993 Based on Data of Municipal Basis in Hokkaido
Air temperature Crop situation index Grain yield Percentage of ripening Sunshine hours
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2009/7/22
Crop situation index(CSI, a ratio of yield to average yield over years)of paddy rice in the Hokkaido area in 1993 was 40, the lowest since 1949, because of a cool-weather damage. The yield and CSI, ho...
The Effect of Temperature and Shading on Notched-belly Rice Kernel in Hokkaido Rice Variety “Nanatsuboshi”
Shading Rice Low temperature Notched-belly rice kerne
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2009/7/7
In recent years, consumers in Hokkaido complain of the occurrence of notched-belly rice kernels in rice variety “Nanatsuboshi”. In order to investigate the factors that caused notched-belly rice kern...